AT91RM3400-AU-002

IC MCU 32BIT 256KB ROM 100LQFP
Part Description

ARM7TDMI AT91 Microcontroller IC 16/32-Bit 66MHz 256KB (256K x 8) ROM 100-LQFP (14x14)

Quantity 409 Available (as of May 5, 2026)
Product CategoryMicrocontrollers
ManufacturerMicrochip Technology
Manufacturing StatusObsolete
Datasheet

Specifications

Part Package 100-LQFP
Device Package 100-LQFP (14×14)
Mounting Method Surface Mount
Operating Temperature -40°C ~ 85°C (TA)
Core Processor: ARM7TDMI
Core Size: 16/32-Bit
Speed: 66MHz
Connectivity: I2C, MMC, SPI, SSC, UART/USART, USB
Peripherals: WDT
Number of I/O: 63
Program Memory Size: 256KB (256K x 8)
Program Memory Type: ROM
RAM Size: 96K x 8
Voltage – Supply (Vcc/Vdd): 1.65V ~ 1.95V
Oscillator Type: Internal

Environmental

REACH ComplianceREACH Unaffected
RoHS ComplianceROHS3 Compliant
Moisture Sensitivity Level3 (168 Hours)
ECCN3A991A2
HTS Code8542.31.0001
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