SAM7SE32 Atmel Corporation, SAM7SE32 Datasheet - Page 8

• Manufacturer Part Number: SAM7SE32
• Manufacturer: Atmel Corporation

Specifications of SAM7SE32

• Flash (kbytes): 32 Kbytes
• Pin Count: 144
• Max. Operating Frequency: 48 MHz
• Cpu: ARM7TDMI
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 88
• Ext Interrupts: 88
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 1
• Twi (i2c): 1
• Uart: 3
• Ssc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 384
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 8
• Self Program Memory: NO
• External Bus Interface: 1
• Dram Memory: sdram
• Nand Interface: Yes
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8/3.3
• Operating Voltage (vcc): 3.0 to 3.6
• Fpu: No
• Mpu / Mmu: Yes / No
• Timers: 3
• Output Compare Channels: 3
• Input Capture Channels: 3
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

Table 3-1.
Note:
8
Signal Name
NANDCS
NANDOE
NANDWE
NANDCLE
NANDALE
SDCK
SDCKE
SDCS
BA[1:0]
SDWE
RAS - CAS
NBS[3:0]
SDA10
1. Refer to
AT91SAM7SE512/256/32 Summary
Signal Description List (Continued)
Section 6. “/O Lines Considerations” on page
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
15.
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
6222ES–ATARM–15-Dec-09