AT91SAM7SE32-AU Atmel, AT91SAM7SE32-AU Datasheet - Page 8

• Manufacturer Part Number: AT91SAM7SE32-AU
• Description: MCU ARM 32K HS FLASH 128-LQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM7SE32-AU

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 55MHz
• Connectivity: EBI/EMI, I²C, SPI, SSC, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 88
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 128-LQFP
• Controller Family/series: AT91SAM7xxxx
• No. Of I/o's: 88
• Ram Memory Size: 8KB
• Cpu Speed: 48MHz
• No. Of Timers: 3
• Rohs Compliant: Yes
• Processor Series: AT91SAMx
• Core: ARM7TDMI
• Data Bus Width: 32 bit
• Data Ram Size: 8 KB
• Interface Type: EBI, SPI, TWI, USART
• Maximum Clock Frequency: 55 MHz
• Number Of Programmable I/os: 88
• Number Of Timers: 3
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: JTRACE-ARM-2M, KSK-AT91SAM7S-PL, MDK-ARM, RL-ARM, ULINK2
• Development Tools By Supplier: AT91SAM-ICE, AT91-ISP, AT91SAM7SE-EK
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 8 Channel
• For Use With: AT91SAM7SE-EK - EVAL BOARD FOR AT91SAM7SEAT91SAM-ICE - EMULATOR FOR AT91 ARM7/ARM9
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

Table 3-1.
8
Signal Name
NANDCS
NANDOE
NANDWE
NANDCLE
NANDALE
SDCK
SDCKE
SDCS
BA[1:0]
SDWE
RAS - CAS
NBS[3:0]
SDA10
AT91SAM7SE512/256/32 Preliminary
Signal Description List (Continued)
NAND Flash Output Enable
NAND Flash Write Enable
Function
NAND Flash Chip Select Line
NAND Flash Command Line Enable
NAND Flash Address Line Enable
SDRAM Clock
SDRAM Clock Enable
SDRAM Controller Chip Select Line
Bank Select
SDRAM Write Enable
Row and Column Signal
Byte Mask Signals
SDRAM Address 10 Line
EBI for NAND Flash Support
SDRAM Controller
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Type
Active
Level
High
Low
Low
Low
Low
Low
Low
Low
Low
Low
Comments
Tied low after reset
6222B–ATARM–26-Mar-07