ATMEGA128A-ANR Atmel, ATMEGA128A-ANR Datasheet - Page 45

• Manufacturer Part Number: ATMEGA128A-ANR
• Description: IC MCU AVR 128K FLASH 64TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA128A-ANR

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: EBI/EMI, I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 53
• Program Memory Size: 128KB (64K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 4K x 8
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-TQFP
• Core: AVR8
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

8151H–AVR–02/11
Oscillator is intended for calibration to 1.0MHz, 2.0MHz, 4.0MHz, or 8.0 MHz. Tuning to other
values is not guaranteed, as indicated in
Table 8-11.
OSCCAL Value
$FF
$00
$7F
Internal RC Oscillator Frequency Range.
Min Frequency in Percentage of
Nominal Frequency (%)
100
50
75
Table
8-11.
Max Frequency in Percentage of
Nominal Frequency (%)
ATmega128A
100
150
200
45