AT91SAM7S32B-MU-999 vs AT91SAM7S32-MU-999

Product Attributes

Part Number AT91SAM7S32B-MU-999 AT91SAM7S32-MU-999
Manufacturer Microchip Technology Microchip Technology
Category Embedded - Microcontrollers Embedded - Microcontrollers
AT91SAM7S32B-MU-999 AT91SAM7S32-MU-999
Product Status Active Obsolete
Core Processor ARM7® ARM7®
Core Size 16/32-Bit 16/32-Bit
Speed 55MHz 55MHz
Connectivity I²C, SPI, SSC, UART/USART I²C, SPI, SSC, UART/USART
Peripherals Brown-out Detect/Reset, DMA, POR, PWM, WDT Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number of I/O 21 21
Program Memory Size 32KB (32K x 8) 32KB (32K x 8)
Program Memory Type Flash Flash
EEPROM Size - -
RAM Size 8K x 8 8K x 8
Voltage - Supply (Vcc/Vdd) 1.65V ~ 1.95V 1.65V ~ 1.95V
Data Converters A/D 8x10b A/D 8x10b
Oscillator Type Internal Internal
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Mounting Type Surface Mount Surface Mount
Package / Case 48-VFQFN Exposed Pad 48-VFQFN Exposed Pad
Supplier Device Package 48-QFN (7x7) 48-QFN (7x7)