페이지 106 - Silicon Labs 제품

부품 번호	제조업체	설명	패키지	재고
501NCB-ADAG	Silicon Labs	OSC PROG LVCMOS 1.7V-3.6V EN/DS Type: CMEMS? Programmable Type: Programmed as Request Available Frequency Range: 32kHz ~ 100MHz Function: Enable/Disable Output: LVCMOS Voltage - Supply: 1.7 V ~ 3.6 V Frequency Stability: - Frequency Stability (Total): ±20ppm Operating Temperature: -40°C ~ 85°C Spread Spectrum Bandwidth: - Current - Supply (Max): 8.9mA Ratings: - Mounting Type: Surface Mount Package / Case: 4-SMD, No Lead Size / Dimension: 0.098" L x 0.079" W (2.50mm x 2.00mm) Height: 0.035" (0.90mm)	패키지: 4-SMD, No Lead	재고6,048
501LCG-ADAF	Silicon Labs	OSC PROG LVCMOS 1.8V EN/DS 20PPM Type: CMEMS? Programmable Type: Programmed as Request Available Frequency Range: 32kHz ~ 100MHz Function: Enable/Disable Output: LVCMOS Voltage - Supply: 1.8V Frequency Stability: - Frequency Stability (Total): ±20ppm Operating Temperature: -20°C ~ 70°C Spread Spectrum Bandwidth: - Current - Supply (Max): 8.9mA Ratings: - Mounting Type: Surface Mount Package / Case: 4-SMD, No Lead Size / Dimension: 0.098" L x 0.079" W (2.50mm x 2.00mm) Height: 0.035" (0.90mm)	패키지: 4-SMD, No Lead	재고6,930
501PAL-ACAG	Silicon Labs	OSC PROG LVCMOS 1.7V-3.6V EN/DS Type: CMEMS? Programmable Type: Programmed as Request Available Frequency Range: 32kHz ~ 100MHz Function: Enable/Disable Output: LVCMOS Voltage - Supply: 1.7 V ~ 3.6 V Frequency Stability: - Frequency Stability (Total): ±50ppm Operating Temperature: -40°C ~ 85°C Spread Spectrum Bandwidth: - Current - Supply (Max): 8.9mA Ratings: - Mounting Type: Surface Mount Package / Case: 4-SMD, No Lead Size / Dimension: 0.126" L x 0.098" W (3.20mm x 2.50mm) Height: 0.035" (0.90mm)	패키지: 4-SMD, No Lead	재고6,696
502PCB-ABAG	Silicon Labs	OSC PROG LVCMOS 1.7V-3.6V EN/DS Type: CMEMS? Programmable Type: Programmed as Request Available Frequency Range: 32kHz ~ 100MHz Function: Enable/Disable Output: LVCMOS Voltage - Supply: 1.7 V ~ 3.6 V Frequency Stability: - Frequency Stability (Total): ±20ppm Operating Temperature: -40°C ~ 85°C Spread Spectrum Bandwidth: - Current - Supply (Max): 8.9mA Ratings: - Mounting Type: Surface Mount Package / Case: 4-SMD, No Lead Size / Dimension: 0.157" L x 0.126" W (4.00mm x 3.20mm) Height: 0.035" (0.90mm)	패키지: 4-SMD, No Lead	재고7,560
502NBA-ABAG	Silicon Labs	OSC PROG LVCMOS 1.7V-3.6V EN/DS Type: CMEMS? Programmable Type: Programmed as Request Available Frequency Range: 32kHz ~ 100MHz Function: Enable/Disable Output: LVCMOS Voltage - Supply: 1.7 V ~ 3.6 V Frequency Stability: - Frequency Stability (Total): ±30ppm Operating Temperature: -40°C ~ 85°C Spread Spectrum Bandwidth: - Current - Supply (Max): 8.9mA Ratings: - Mounting Type: Surface Mount Package / Case: 4-SMD, No Lead Size / Dimension: 0.157" L x 0.126" W (4.00mm x 3.20mm) Height: 0.035" (0.90mm)	패키지: 4-SMD, No Lead	재고7,056
511JCA-CBAG	Silicon Labs	OSC PROG LVDS 1.8V EN/DS 20PPM Type: XO (Standard) Programmable Type: Programmed as Request Available Frequency Range: 170MHz ~ 250MHz Function: Enable/Disable Output: LVDS Voltage - Supply: 1.8V Frequency Stability: ±20ppm Frequency Stability (Total): ±30ppm Operating Temperature: -40°C ~ 85°C Spread Spectrum Bandwidth: - Current - Supply (Max): 23mA Ratings: - Mounting Type: Surface Mount Package / Case: 6-SMD, No Lead Size / Dimension: 0.197" L x 0.126" W (5.00mm x 3.20mm) Height: 0.050" (1.28mm)	패키지: 6-SMD, No Lead	재고7,092
C8051F863-C-GS	Silicon Labs	IC MCU 8BIT 8KB FLASH 16SOIC Core Processor: 8051 Core Size: 8-Bit Speed: 25MHz Connectivity: I2C, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 13 Program Memory Size: 8KB (8K x 8) Program Memory Type: FLASH EEPROM Size: - RAM Size: 512 x 8 Voltage - Supply (Vcc/Vdd): 2.2 V ~ 3.6 V Data Converters: - Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: - Package / Case: 16-SOIC (0.154", 3.90mm Width) Supplier Device Package: -	패키지: 16-SOIC (0.154", 3.90mm Width)	재고4,400
SI5330H-B00220-GM	Silicon Labs	IC CLK BUFFER 1:8 SSTL 24QFN Type: Fanout Buffer (Distribution), Translator Number of Circuits: 1 Ratio - Input:Output: 1:8 Differential - Input:Output: Yes/No Input: CML, HCSL, LVDS, LVPECL Output: SSTL Frequency - Max: 350MHz Voltage - Supply: 1.71 V ~ 3.63 V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 24-VFQFN Exposed Pad Supplier Device Package: 24-QFN (4x4)	패키지: 24-VFQFN Exposed Pad	재고6,240
SI8261BBD-C-IM	Silicon Labs	DGTL ISO 5KV GATE DRIVER 8LGA Technology: Capacitive Coupling Number of Channels: 1 Voltage - Isolation: 5000Vrms Common Mode Transient Immunity (Min): 35kV/µs Propagation Delay tpLH / tpHL (Max): 60ns, 50ns Pulse Width Distortion (Max): 28ns Rise / Fall Time (Typ): 5.5ns, 8.5ns Current - Output High, Low: 500mA, 1.2A Current - Peak Output: 4A Voltage - Forward (Vf) (Typ): 2.8V (Max) Current - DC Forward (If) (Max): 30mA Voltage - Supply: 9.4 V ~ 30 V Operating Temperature: -40°C ~ 125°C Mounting Type: Surface Mount Package / Case: 8-VLGA Supplier Device Package: 8-LGA (10x12.5) Approvals: CQC, CSA, UR, VDE	패키지: 8-VLGA	재고7,344
SI8282CD-IS	Silicon Labs	OPTOISI 5KV GATE DRIVER 20SOIC Technology: Capacitive Coupling Number of Channels: 1 Voltage - Isolation: 5000Vrms Common Mode Transient Immunity (Min): 35kV/µs Propagation Delay tpLH / tpHL (Max): 50ns, 50ns Pulse Width Distortion (Max): 5ns Rise / Fall Time (Typ): 5.5ns, 8.5ns Current - Output High, Low: 2.5A, 3A Current - Peak Output: 4A Voltage - Forward (Vf) (Typ): - Current - DC Forward (If) (Max): - Voltage - Supply: 12 V ~ 30 V Operating Temperature: -40°C ~ 125°C Mounting Type: Surface Mount Package / Case: 20-SOIC (0.295", 7.50mm Width) Supplier Device Package: 20-SOIC Approvals: CQC, CSA, UR, VDE	패키지: 20-SOIC (0.295", 7.50mm Width)	재고6,426
SI5338G-B03961-GMR	Silicon Labs	I2C CONTROL, 4-OUTPUT, ANY FREQU PLL: - Main Purpose: - Input: - Output: - Number of Circuits: - Ratio - Input:Output: - Differential - Input:Output: - Frequency - Max: - Voltage - Supply: - Operating Temperature: - Mounting Type: Surface Mount Package / Case: 24-VFQFN Exposed Pad Supplier Device Package: 24-QFN (4x4)	패키지: 24-VFQFN Exposed Pad	재고5,232
SI5338N-B06176-GMR	Silicon Labs	I2C CONTROL, 4-OUTPUT, ANY FREQU PLL: - Main Purpose: - Input: - Output: - Number of Circuits: - Ratio - Input:Output: - Differential - Input:Output: - Frequency - Max: - Voltage - Supply: - Operating Temperature: - Mounting Type: Surface Mount Package / Case: 24-VFQFN Exposed Pad Supplier Device Package: 24-QFN (4x4)	패키지: 24-VFQFN Exposed Pad	재고7,424
SI5338A-B03349-GMR	Silicon Labs	I2C CONTROL, 4-OUTPUT, ANY FREQU PLL: - Main Purpose: - Input: - Output: - Number of Circuits: - Ratio - Input:Output: - Differential - Input:Output: - Frequency - Max: - Voltage - Supply: - Operating Temperature: - Mounting Type: Surface Mount Package / Case: 24-VFQFN Exposed Pad Supplier Device Package: 24-QFN (4x4)	패키지: 24-VFQFN Exposed Pad	재고2,000
SI5338B-B04162-GMR	Silicon Labs	I2C CONTROL, 4-OUTPUT, ANY FREQU PLL: - Main Purpose: - Input: - Output: - Number of Circuits: - Ratio - Input:Output: - Differential - Input:Output: - Frequency - Max: - Voltage - Supply: - Operating Temperature: - Mounting Type: Surface Mount Package / Case: 24-VFQFN Exposed Pad Supplier Device Package: 24-QFN (4x4)	패키지: 24-VFQFN Exposed Pad	재고4,576
SI5338N-B09054-GM	Silicon Labs	I2C CONTROL, 4-OUTPUT, ANY FREQU PLL: - Main Purpose: - Input: - Output: - Number of Circuits: - Ratio - Input:Output: - Differential - Input:Output: - Frequency - Max: - Voltage - Supply: - Operating Temperature: - Mounting Type: Surface Mount Package / Case: 24-VFQFN Exposed Pad Supplier Device Package: 24-QFN (4x4)	패키지: 24-VFQFN Exposed Pad	재고3,888
SI5338N-B05866-GM	Silicon Labs	I2C CONTROL, 4-OUTPUT, ANY FREQU PLL: - Main Purpose: - Input: - Output: - Number of Circuits: - Ratio - Input:Output: - Differential - Input:Output: - Frequency - Max: - Voltage - Supply: - Operating Temperature: - Mounting Type: Surface Mount Package / Case: 24-VFQFN Exposed Pad Supplier Device Package: 24-QFN (4x4)	패키지: 24-VFQFN Exposed Pad	재고4,208
SI5335B-B04640-GMR	Silicon Labs	4-OUTPUT, ANY FREQUENCY(<200MHZ) Type: - PLL: - Input: - Output: - Number of Circuits: - Ratio - Input:Output: - Differential - Input:Output: - Frequency - Max: - Divider/Multiplier: - Voltage - Supply: - Operating Temperature: - Mounting Type: Surface Mount Package / Case: 24-VFQFN Exposed Pad Supplier Device Package: 24-QFN (4x4)	패키지: 24-VFQFN Exposed Pad	재고4,384
SI5350C-B04231-GTR	Silicon Labs	ANY FREQUENCY, ANY OUTPUT, REF C Type: - PLL: - Input: - Output: - Number of Circuits: - Ratio - Input:Output: - Differential - Input:Output: - Frequency - Max: - Divider/Multiplier: - Voltage - Supply: - Operating Temperature: - Mounting Type: - Package / Case: - Supplier Device Package: -	패키지: -	재고6,480
SI5335C-B03876-GMR	Silicon Labs	4-OUTPUT, ANY FREQUENCY(<350MHZ) Type: - PLL: - Input: - Output: - Number of Circuits: - Ratio - Input:Output: - Differential - Input:Output: - Frequency - Max: - Divider/Multiplier: - Voltage - Supply: - Operating Temperature: - Mounting Type: Surface Mount Package / Case: 24-VFQFN Exposed Pad Supplier Device Package: 24-QFN (4x4)	패키지: 24-VFQFN Exposed Pad	재고5,168
SI5335B-B01982-GM	Silicon Labs	4-OUTPUT, ANY FREQUENCY(<200MHZ) Type: - PLL: - Input: - Output: - Number of Circuits: - Ratio - Input:Output: - Differential - Input:Output: - Frequency - Max: - Divider/Multiplier: - Voltage - Supply: - Operating Temperature: - Mounting Type: Surface Mount Package / Case: 24-VFQFN Exposed Pad Supplier Device Package: 24-QFN (4x4)	패키지: 24-VFQFN Exposed Pad	재고6,992
SI5335D-B06915-GMR	Silicon Labs	4-OUTPUT, ANY FREQUENCY(<200MHZ) Type: - PLL: - Input: - Output: - Number of Circuits: - Ratio - Input:Output: - Differential - Input:Output: - Frequency - Max: - Divider/Multiplier: - Voltage - Supply: - Operating Temperature: - Mounting Type: Surface Mount Package / Case: 24-VFQFN Exposed Pad Supplier Device Package: 24-QFN (4x4)	패키지: 24-VFQFN Exposed Pad	재고3,824
SI5344H-D10316-GMR	Silicon Labs	IC CLOCK MULTIPLIER ATTENUATOR Type: - PLL: - Input: - Output: - Number of Circuits: - Ratio - Input:Output: - Differential - Input:Output: - Frequency - Max: - Divider/Multiplier: - Voltage - Supply: - Operating Temperature: - Mounting Type: - Package / Case: - Supplier Device Package: -	패키지: -	재고5,696
SI5345A-D08104-GMR	Silicon Labs	IC CLOCK MULTIPLIER ATTENUATOR Type: - PLL: - Input: - Output: - Number of Circuits: - Ratio - Input:Output: - Differential - Input:Output: - Frequency - Max: - Divider/Multiplier: - Voltage - Supply: - Operating Temperature: - Mounting Type: - Package / Case: - Supplier Device Package: -	패키지: -	재고4,656
SI5395C-A-GMR	Silicon Labs	IC JITTER ATTENUATOR Type: - PLL: - Input: - Output: - Number of Circuits: - Ratio - Input:Output: - Differential - Input:Output: - Frequency - Max: - Divider/Multiplier: - Voltage - Supply: - Operating Temperature: - Mounting Type: - Package / Case: - Supplier Device Package: -	패키지: -	재고2,608
SI5341A-D10089-GM	Silicon Labs	IC CLOCK GENERATOR PLL 64QFN Type: - PLL: - Input: - Output: - Number of Circuits: - Ratio - Input:Output: - Differential - Input:Output: - Frequency - Max: - Divider/Multiplier: - Voltage - Supply: - Operating Temperature: - Mounting Type: - Package / Case: - Supplier Device Package: -	패키지: -	재고3,136
SI5341A-D09340-GM	Silicon Labs	IC CLOCK GENERATOR PLL 64QFN Type: - PLL: - Input: - Output: - Number of Circuits: - Ratio - Input:Output: - Differential - Input:Output: - Frequency - Max: - Divider/Multiplier: - Voltage - Supply: - Operating Temperature: - Mounting Type: - Package / Case: - Supplier Device Package: -	패키지: -	재고4,912
SI5341B-D06609-GMR	Silicon Labs	IC CLOCK GENERATOR PLL 64QFN Type: - PLL: - Input: - Output: - Number of Circuits: - Ratio - Input:Output: - Differential - Input:Output: - Frequency - Max: - Divider/Multiplier: - Voltage - Supply: - Operating Temperature: - Mounting Type: - Package / Case: - Supplier Device Package: -	패키지: -	재고7,360
SI5332CC09722-GM1	Silicon Labs	IC CLOCK GENERATOR QFN Type: - PLL: - Input: - Output: - Number of Circuits: - Ratio - Input:Output: - Differential - Input:Output: - Frequency - Max: - Divider/Multiplier: - Voltage - Supply: - Operating Temperature: - Mounting Type: - Package / Case: - Supplier Device Package: -	패키지: -	재고3,952

501NCB-ADAG

Silicon Labs

OSC PROG LVCMOS 1.7V-3.6V EN/DS

Type: CMEMS?
Programmable Type: Programmed as Request
Available Frequency Range: 32kHz ~ 100MHz
Function: Enable/Disable
Output: LVCMOS
Voltage - Supply: 1.7 V ~ 3.6 V
Frequency Stability: -
Frequency Stability (Total): ±20ppm
Operating Temperature: -40°C ~ 85°C
Spread Spectrum Bandwidth: -
Current - Supply (Max): 8.9mA
Ratings: -
Mounting Type: Surface Mount
Package / Case: 4-SMD, No Lead
Size / Dimension: 0.098" L x 0.079" W (2.50mm x 2.00mm)
Height: 0.035" (0.90mm)

패키지: 4-SMD, No Lead

재고6,048

501LCG-ADAF

Silicon Labs

OSC PROG LVCMOS 1.8V EN/DS 20PPM

Type: CMEMS?
Programmable Type: Programmed as Request
Available Frequency Range: 32kHz ~ 100MHz
Function: Enable/Disable
Output: LVCMOS
Voltage - Supply: 1.8V
Frequency Stability: -
Frequency Stability (Total): ±20ppm
Operating Temperature: -20°C ~ 70°C
Spread Spectrum Bandwidth: -
Current - Supply (Max): 8.9mA
Ratings: -
Mounting Type: Surface Mount
Package / Case: 4-SMD, No Lead
Size / Dimension: 0.098" L x 0.079" W (2.50mm x 2.00mm)
Height: 0.035" (0.90mm)

패키지: 4-SMD, No Lead

재고6,930

501PAL-ACAG

Silicon Labs

OSC PROG LVCMOS 1.7V-3.6V EN/DS

Type: CMEMS?
Programmable Type: Programmed as Request
Available Frequency Range: 32kHz ~ 100MHz
Function: Enable/Disable
Output: LVCMOS
Voltage - Supply: 1.7 V ~ 3.6 V
Frequency Stability: -
Frequency Stability (Total): ±50ppm
Operating Temperature: -40°C ~ 85°C
Spread Spectrum Bandwidth: -
Current - Supply (Max): 8.9mA
Ratings: -
Mounting Type: Surface Mount
Package / Case: 4-SMD, No Lead
Size / Dimension: 0.126" L x 0.098" W (3.20mm x 2.50mm)
Height: 0.035" (0.90mm)

패키지: 4-SMD, No Lead

재고6,696

502PCB-ABAG

Silicon Labs

OSC PROG LVCMOS 1.7V-3.6V EN/DS

Type: CMEMS?
Programmable Type: Programmed as Request
Available Frequency Range: 32kHz ~ 100MHz
Function: Enable/Disable
Output: LVCMOS
Voltage - Supply: 1.7 V ~ 3.6 V
Frequency Stability: -
Frequency Stability (Total): ±20ppm
Operating Temperature: -40°C ~ 85°C
Spread Spectrum Bandwidth: -
Current - Supply (Max): 8.9mA
Ratings: -
Mounting Type: Surface Mount
Package / Case: 4-SMD, No Lead
Size / Dimension: 0.157" L x 0.126" W (4.00mm x 3.20mm)
Height: 0.035" (0.90mm)

패키지: 4-SMD, No Lead

재고7,560

502NBA-ABAG

Silicon Labs

OSC PROG LVCMOS 1.7V-3.6V EN/DS

Type: CMEMS?
Programmable Type: Programmed as Request
Available Frequency Range: 32kHz ~ 100MHz
Function: Enable/Disable
Output: LVCMOS
Voltage - Supply: 1.7 V ~ 3.6 V
Frequency Stability: -
Frequency Stability (Total): ±30ppm
Operating Temperature: -40°C ~ 85°C
Spread Spectrum Bandwidth: -
Current - Supply (Max): 8.9mA
Ratings: -
Mounting Type: Surface Mount
Package / Case: 4-SMD, No Lead
Size / Dimension: 0.157" L x 0.126" W (4.00mm x 3.20mm)
Height: 0.035" (0.90mm)

패키지: 4-SMD, No Lead

재고7,056

511JCA-CBAG

Silicon Labs

OSC PROG LVDS 1.8V EN/DS 20PPM

Type: XO (Standard)
Programmable Type: Programmed as Request
Available Frequency Range: 170MHz ~ 250MHz
Function: Enable/Disable
Output: LVDS
Voltage - Supply: 1.8V
Frequency Stability: ±20ppm
Frequency Stability (Total): ±30ppm
Operating Temperature: -40°C ~ 85°C
Spread Spectrum Bandwidth: -
Current - Supply (Max): 23mA
Ratings: -
Mounting Type: Surface Mount
Package / Case: 6-SMD, No Lead
Size / Dimension: 0.197" L x 0.126" W (5.00mm x 3.20mm)
Height: 0.050" (1.28mm)

패키지: 6-SMD, No Lead

재고7,092

C8051F863-C-GS

Silicon Labs

IC MCU 8BIT 8KB FLASH 16SOIC

Core Processor: 8051
Core Size: 8-Bit
Speed: 25MHz
Connectivity: I2C, SPI, UART/USART
Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O: 13
Program Memory Size: 8KB (8K x 8)
Program Memory Type: FLASH
EEPROM Size: -
RAM Size: 512 x 8
Voltage - Supply (Vcc/Vdd): 2.2 V ~ 3.6 V
Data Converters: -
Oscillator Type: Internal
Operating Temperature: -40°C ~ 85°C (TA)
Mounting Type: -
Package / Case: 16-SOIC (0.154", 3.90mm Width)
Supplier Device Package: -

패키지: 16-SOIC (0.154", 3.90mm Width)

재고4,400

SI5330H-B00220-GM

Silicon Labs

IC CLK BUFFER 1:8 SSTL 24QFN

Type: Fanout Buffer (Distribution), Translator
Number of Circuits: 1
Ratio - Input:Output: 1:8
Differential - Input:Output: Yes/No
Input: CML, HCSL, LVDS, LVPECL
Output: SSTL
Frequency - Max: 350MHz
Voltage - Supply: 1.71 V ~ 3.63 V
Operating Temperature: -40°C ~ 85°C
Mounting Type: Surface Mount
Package / Case: 24-VFQFN Exposed Pad
Supplier Device Package: 24-QFN (4x4)

패키지: 24-VFQFN Exposed Pad

재고6,240

SI8261BBD-C-IM

Silicon Labs

DGTL ISO 5KV GATE DRIVER 8LGA

Technology: Capacitive Coupling
Number of Channels: 1
Voltage - Isolation: 5000Vrms
Common Mode Transient Immunity (Min): 35kV/µs
Propagation Delay tpLH / tpHL (Max): 60ns, 50ns
Pulse Width Distortion (Max): 28ns
Rise / Fall Time (Typ): 5.5ns, 8.5ns
Current - Output High, Low: 500mA, 1.2A
Current - Peak Output: 4A
Voltage - Forward (Vf) (Typ): 2.8V (Max)
Current - DC Forward (If) (Max): 30mA
Voltage - Supply: 9.4 V ~ 30 V
Operating Temperature: -40°C ~ 125°C
Mounting Type: Surface Mount
Package / Case: 8-VLGA
Supplier Device Package: 8-LGA (10x12.5)
Approvals: CQC, CSA, UR, VDE

패키지: 8-VLGA

재고7,344

SI8282CD-IS

Silicon Labs

OPTOISI 5KV GATE DRIVER 20SOIC

Technology: Capacitive Coupling
Number of Channels: 1
Voltage - Isolation: 5000Vrms
Common Mode Transient Immunity (Min): 35kV/µs
Propagation Delay tpLH / tpHL (Max): 50ns, 50ns
Pulse Width Distortion (Max): 5ns
Rise / Fall Time (Typ): 5.5ns, 8.5ns
Current - Output High, Low: 2.5A, 3A
Current - Peak Output: 4A
Voltage - Forward (Vf) (Typ): -
Current - DC Forward (If) (Max): -
Voltage - Supply: 12 V ~ 30 V
Operating Temperature: -40°C ~ 125°C
Mounting Type: Surface Mount
Package / Case: 20-SOIC (0.295", 7.50mm Width)
Supplier Device Package: 20-SOIC
Approvals: CQC, CSA, UR, VDE

패키지: 20-SOIC (0.295", 7.50mm Width)

재고6,426

SI5338G-B03961-GMR

Silicon Labs