SAM7L128 Atmel Corporation, SAM7L128 Datasheet - Page 23

• 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

8. Memories
6257AS–ATARM–28-Feb-08
• 128 Kbytes of Flash Memory (AT91SAM7L128)
• 64 Kbytes of Flash Memory (AT91SAM7L64)
• 6 Kbytes of Fast SRAM
– Single plane
– One bank of 512 pages of 256 bytes
– Fast access time, 15 MHz single-cycle access in Worst Case conditions
– Page programming time: 4.6 ms, including page auto-erase
– Page programming without auto-erase: 2.3 ms
– Full chip erase time: 10 ms
– 10,000 write cycles, 10-year data retention capability
– 16 lock bits, each protecting 16 lock regions of 32 pages
– Protection Mode to secure contents of the Flash
– Single plane
– One bank of 256 pages of 256 bytes
– Fast access time, 15 MHz single-cycle access in Worst Case conditions
– Page programming time: 4.6 ms, including page auto-erase
– Page programming without auto-erase: 2.3 ms
– Full chip erase time: 10 ms
– 10,000 write cycles, 10-year data retention capability
– 8 lock bits, each protecting 8 lock regions of 32 pages
– Protection Mode to secure contents of the Flash
– Single-cycle access at full speed
– 2 Kbytes of Backup SRAM
– 4 Kbytes of Core SRAM
AT91SAM7L128/64 Preliminary
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