ATMEGA128A-AU Atmel, ATMEGA128A-AU Datasheet - Page 384
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ATMEGA128A-AU
Manufacturer Part Number
ATMEGA128A-AU
Description
MCU 8BIT 128K ISP FLASH 64-TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA128A-AU
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, 64-VQFP
Processor Series
ATMEGA128x
Core
AVR8
Data Bus Width
8 bit
Data Ram Size
4 KB
Interface Type
JTAG
Maximum Clock Frequency
16 MHz
Number Of Programmable I/os
53
Number Of Timers
4
Operating Supply Voltage
2.7 V to 5.5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
EWAVR, EWAVR-BL
Development Tools By Supplier
ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT
Minimum Operating Temperature
- 40 C
On-chip Adc
10 bit, 8 Channel
On-chip Dac
10 bit, 8 Channel
Cpu Family
ATmega
Device Core
AVR
Device Core Size
8b
Frequency (max)
16MHz
Total Internal Ram Size
4KB
# I/os (max)
53
Number Of Timers - General Purpose
4
Operating Supply Voltage (typ)
3.3/5V
Operating Supply Voltage (max)
5.5V
Operating Supply Voltage (min)
2.7V
Instruction Set Architecture
RISC
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
64
Package Type
TQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
Q4784435
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ATMEGA128A-AU
Manufacturer:
ATMEL
Quantity:
9 000
Company:
Part Number:
ATMEGA128A-AU
Manufacturer:
ATMEL
Quantity:
3 480
Part Number:
ATMEGA128A-AU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Company:
Part Number:
ATMEGA128A-AUR
Manufacturer:
ATMEL
Quantity:
3 000
Part Number:
ATMEGA128A-AUR
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
vi
ATmega128A
26 Memory Programming ......................................................................... 291
27 Electrical Characteristics .................................................................... 320
28 Typical Characteristics ........................................................................ 337
25.7
25.8
25.9
26.1
26.2
26.3
26.4
26.5
26.6
26.7
26.8
26.9
27.1
27.2
27.3
27.4
27.5
27.6
27.7
27.8
27.9
27.10
28.1
28.2
28.3
28.4
28.5
28.6
28.7
28.8
28.9
28.10
Addressing the Flash During Self-Programming ...........................................282
Self-Programming the Flash ..........................................................................283
Register Description ......................................................................................289
Program and Data Memory Lock Bits ............................................................291
Fuse Bits ........................................................................................................292
Signature Bytes .............................................................................................294
Calibration Byte .............................................................................................294
Parallel Programming Parameters, Pin Mapping, and Commands ...............294
Parallel Programming ....................................................................................296
Serial Downloading ........................................................................................303
SPI Serial Programming Pin Mapping ...........................................................304
Programming Via the JTAG Interface ............................................................308
Absolute Maximum Ratings* .........................................................................320
DC Characteristics .........................................................................................320
Speed Grades ...............................................................................................322
Clock Characteristics .....................................................................................322
System and Reset Characteristics ................................................................323
Two-wire Serial Interface Characteristics ......................................................324
Parallel Programming Characteristics ...........................................................325
SPI Timing Characteristics ............................................................................327
ADC Characteristics ......................................................................................329
External Data Memory Timing .......................................................................331
Active Supply Current ....................................................................................337
Idle Supply Current ........................................................................................341
Power-down Supply Current ..........................................................................344
Power-save Supply Current ...........................................................................345
Standby Supply Current ................................................................................346
Pin Pull-up .....................................................................................................347
Pin Driver Strength ........................................................................................348
Pin Thresholds and Hysteresis ......................................................................350
BOD Thresholds and Analog Comparator Offset ..........................................351
Internal Oscillator Speed ...............................................................................353
8151H–AVR–02/11