ATMEGA128A-ANR Atmel, ATMEGA128A-ANR Datasheet - Page 264

• 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
Figure 24-11. Analog comparator
Figure 24-12. General Boundary-scan Cell used for Signals for Comparator and ADC
Table 24-4.
Signal
Name
AC_IDLE
From Analog Ciruitry
From Digital Logic/
Direction as
Seen from the
Comparator
Input
Boundary-scan Signals for the Analog Comparator
ADCEN
ACME
ADC MULTIPLEXER
Previous
REFERENCE
BANDGAP
OUTPUT
From
Cell
ShiftDR
Description
comparator when
true
Turns off Analog
0
1
ACBG
ClockDR
D
UpdateDR
Q
Next
Cell
To
Recommended
Input when not
in Use
1
D
G
AC_IDLE
Q
EXTEST
0
1
ATmega128A
Output values when
Recommended Inputs
are Used
Depends upon µC code
being executed
ACO
To Analog Circuitry/
To Digital Logic
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