ATMEGA32A-AN Atmel, ATMEGA32A-AN Datasheet - Page 351

• Manufacturer Part Number: ATMEGA32A-AN
• Description: IC MCU AVR 32K FLASH 44TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA32A-AN

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 32KB (16K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 1K x 8
• Ram Size: 2K 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: 44-TQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

8155C–AVR–02/11
26 Memory Programming ......................................................................... 267
27 Electrical Characteristics .................................................................... 297
28 Typical Characteristics ........................................................................ 307
29 Register Summary ............................................................................... 335
30 Instruction Set Summary .................................................................... 337
26.1
26.2
26.3
26.4
26.5
26.6
26.7
26.8
26.9
26.10
27.1
27.2
27.3
27.4
27.5
27.6
27.7
27.8
28.1
28.2
28.3
28.4
28.5
28.6
28.7
28.8
28.9
28.10
28.11
28.12
Program And Data Memory Lock Bits ...........................................................267
Fuse Bits ........................................................................................................268
Signature Bytes .............................................................................................269
Calibration Byte .............................................................................................269
Page Size ......................................................................................................270
Parallel Programming Parameters, Pin Mapping, and Commands ...............270
Parallel Programming ....................................................................................272
SPI Serial Downloading .................................................................................280
SPI Serial Programming Pin Mapping ...........................................................281
Programming via the JTAG Interface ............................................................285
Absolute Maximum Ratings* .........................................................................297
DC Characteristics ........................................................................................297
Speed Grades ...............................................................................................299
Clock Characteristics .....................................................................................299
System and Reset Characteristics ................................................................300
Two-wire Serial Interface Characteristics ......................................................301
SPI Timing Characteristics ............................................................................302
ADC Characteristics ......................................................................................304
Active Supply Current ....................................................................................307
Idle Supply Current ........................................................................................310
Power-down Supply Current ..........................................................................313
Power-save Supply Current ...........................................................................314
Standby Supply Current ................................................................................315
Pin Pull-up .....................................................................................................315
Pin Driver Strength ........................................................................................317
Pin Thresholds and Hysteresis ......................................................................319
BOD Thresholds and Analog Comparator Offset ..........................................322
Internal Oscillator Speed ...............................................................................324
Current Consumption of Peripheral Units ......................................................330
Current Consumption in Reset and Reset Pulsewidth ..................................333
ATmega32A
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