HomeAll CategoryComparisonefm32wg940f128qfn64t_4877179-vs-efm32wg940f256qfn64_4867285

Comparison

EFM32WG940F128-QFN64T vs EFM32WG940F256-QFN64

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Mfr. Part #	EFM32WG940F128-QFN64T	EFM32WG940F256-QFN64
Manufacturer	Silicon Labs	Silicon Labs
Description	IC MCU 32BIT 128KB FLASH 64QFN	IC MCU 32BIT 256KB FLASH 64QFN
Datasheet
RoHS
Specifications
Factory Lead Time	8 Weeks	6 Weeks
Mounting Type	Surface Mount	Surface Mount
Package / Case	64-VFQFN Exposed Pad	64-VFQFN Exposed Pad
Surface Mount	YES	YES
Number of Pins	64	64
Weight	206.29948mg	-
Data Converters	A/D 8x12b; D/A 2x12b	A/D 8x12b; D/A 2x12b
Number of I/Os	52	52
ROM(word)	131072	-
Watchdog Timers	Yes	Yes
Operating Temperature	-40°C~85°C TA	-40°C~85°C TA
Packaging	Tray	Tape & Reel (TR)
Series	Wonder Gecko	Wonder Gecko
Published	2013	2013
Part Status	Active	Not For New Designs
Moisture Sensitivity Level (MSL)	3 (168 Hours)	3 (168 Hours)
Number of Terminations	64	64
Voltage - Supply	1.98V~3.8V	3V
Terminal Position	QUAD	QUAD
Terminal Form	NO LEAD	NO LEAD
Frequency	48MHz	48MHz
Qualification Status	Not Qualified	-
Interface	I2C, I2S, IrDA, SPI, UART, USART, USB	I2C, I2S, IrDA, SPI, UART, USART, USB
Memory Size	128kB	256kB
Oscillator Type	Internal	Internal
RAM Size	32K x 8	32K x 8
Core Processor	ARM® Cortex®-M4F	ARM® Cortex®-M4F
Peripherals	Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT	Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT
Program Memory Type	FLASH	FLASH
Core Size	32-Bit	32-Bit
Program Memory Size	128KB 128K x 8	256KB 256K x 8
Connectivity	I2C, IrDA, SmartCard, SPI, UART/USART, USB	I2C, IrDA, SmartCard, SPI, UART/USART, USB
Bit Size	32	32
Data Bus Width	32b	32b
Number of Timers/Counters	5	-
Core Architecture	ARM	ARM
CPU Family	CORTEX-M4F	-
Number of ADC Channels	8	6
RoHS Status	RoHS Compliant	RoHS Compliant
ECCN Code	-	3A001.A.3
HTS Code	-	8542.31.00.01
Peak Reflow Temperature (Cel)	-	NOT SPECIFIED
Terminal Pitch	-	0.5mm
Time@Peak Reflow Temperature-Max (s)	-	NOT SPECIFIED
uPs/uCs/Peripheral ICs Type	-	MICROCONTROLLER, RISC
Has ADC	-	YES
DMA Channels	-	YES
PWM Channels	-	YES
Voltage - Supply (Max)	-	3.8V
Voltage - Supply (Min)	-	1.98V
Number of GPIO	-	53
Length	-	9mm
Height Seated (Max)	-	0.9mm
REACH SVHC	-	Unknown
Pricing(USD)
Grads Price	-	-
Availability	-	-
Price	-	-
Quantity