SAM7L128 Atmel Corporation, SAM7L128 Datasheet - Page 557

• Manufacturer Part Number: SAM7L128
• Manufacturer: Atmel Corporation

Specifications of SAM7L128

• Flash (kbytes): 128 Kbytes
• Pin Count: 144
• Max. Operating Frequency: 36 MHz
• Cpu: ARM7TDMI
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 80
• Ext Interrupts: 80
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Twi (i2c): 1
• Uart: 3
• Segment Lcd: 40
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 4
• Adc Resolution (bits): 10
• Adc Speed (ksps): 460
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 6
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8/3.3
• Operating Voltage (vcc): 1.8 to 3.6
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 3
• Output Compare Channels: 3
• Input Capture Channels: 3
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

Table of Contents
6257A–ATARM–20-Feb-08
DRAFT
1
2
3
4
5
6
7
8
Features ..................................................................................................... 1
Description ............................................................................................... 3
Block Diagram .......................................................................................... 4
Signal Description ................................................................................... 5
Package and Pinout ................................................................................. 8
Power Considerations ........................................................................... 12
I/O Line Considerations ......................................................................... 19
Processor and Architecture .................................................................. 21
Memories ................................................................................................ 23
4.1
4.2
4.3
4.4
5.1
5.2
5.3
5.4
5.5
5.6
5.7
6.1
6.2
6.3
6.4
6.5
6.6
6.7
7.1
7.2
7.3
7.4
8.1
128-lead LQFP Package Outline .......................................................................8
128-lead LQFP Package Pinout ........................................................................9
144-ball LFBGA Package Outline ....................................................................10
144-ball LFBGA Pinout ....................................................................................11
Power Supplies ................................................................................................12
Low Power Modes ...........................................................................................12
Wake-up Sources ............................................................................................14
Fast Start-Up ...................................................................................................14
Voltage Regulator ............................................................................................15
LCD Power Supply ..........................................................................................16
Typical Powering Schematics ..........................................................................18
JTAG Port Pins ................................................................................................19
Test Pin ...........................................................................................................19
NRST Pin .........................................................................................................19
NRSTB Pin ......................................................................................................19
ERASE Pin ......................................................................................................19
PIO Controller Lines ........................................................................................20
I/O Line Current Drawing .................................................................................20
ARM7TDMI Processor .....................................................................................21
Debug and Test Features ................................................................................21
Memory Controller ...........................................................................................21
Peripheral DMA Controller ...............................................................................22
Embedded Memories ......................................................................................25
AT91SAM7L128/64 Preliminary
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