ATmega128A Atmel Corporation, ATmega128A Datasheet - Page 351

• Manufacturer Part Number: ATmega128A
• Manufacturer: Atmel Corporation

Specifications of ATmega128A

• Flash (kbytes): 128 Kbytes
• Pin Count: 64
• Max. Operating Frequency: 16 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 53
• Ext Interrupts: 8
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Twi (i2c): 1
• Uart: 2
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 15
• Analog Comparators: 1
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 4
• Eeprom (bytes): 4096
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 2.7 to 5.5
• Operating Voltage (vcc): 2.7 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 4
• Output Compare Channels: 8
• Input Capture Channels: 2
• Pwm Channels: 7
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

28.9
8151H–AVR–02/11
BOD Thresholds and Analog Comparator Offset
Figure 28-28. I/O Pin Input Hysteresis vs. V
Figure 28-29. BOD Threshold vs. Temperature (BODLEVEL is 4.0V)
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
4.25
4.15
4.05
3.95
0
4.3
4.2
4.1
3.9
2.5
4
-60
-40
3
-20
3.5
0
CC
Temperature (°C)
Falling V
Rising V
V
CC
4
(V)
20
CC
CC
40
4.5
60
ATmega128A
5
80
5.5
100
-40 °C
85 °C
25 °C
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