SAM7SE32 Atmel Corporation, SAM7SE32 Datasheet - Page 137

• 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

21.3
Table 21-1.
6222F–ATARM–14-Jan-11
Name
D[31:0]
A[22:0]
NWAIT
NCS[7:0]
NWR[1:0]
NRD
NWE
NUB
NLB
CFCE[2:1]
CFOE
CFWE
CFIOR
CFIOW
CFRNW
CFCS[1:0]
NANDCS
NANDOE
NANDWE
NANDCLE
NANDALE
SDCK
SDCKE
SDCS
BA[1:0]
SDWE
RAS - CAS
NBS[3:0]
SDA10
I/O Lines Description
I/O Lines Description
Data Bus
Address Bus
External Wait Signal
Chip Select Lines
Read Signal
NLB: Lower Byte Select
CompactFlash Chip Enable
CompactFlash Output Enable
CompactFlash Write Enable
CompactFlash I/O Read Signal
CompactFlash I/O Write Signal
CompactFlash Read Not Write Signal
CompactFlash Chip Select Lines
NAND Flash Chip Select Line
NAND Flash Output Enable
NAND Flash Write Enable
NAND Flash Command Line Enable
NAND Flash Address Line Enable
SDRAM Clock
SDRAM Clock Enable
SDRAM Controller Chip Select Line
Row and Column Signal
Function
Write Signals
Write Enable
NUB: Upper Byte Select
Bank Select
SDRAM Write Enable
Byte Mask Signals
SDRAM Address 10 Line
EBI for CompactFlash Support
EBI for NAND Flash Support
SDRAM Controller
SMC
EBI
SAM7SE512/256/32
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Type
Input
I/O
Active Level
High
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
137