ATmega32A Atmel Corporation, ATmega32A Datasheet - Page 61

• Manufacturer Part Number: ATmega32A
• Manufacturer: Atmel Corporation

Specifications of ATmega32A

• Flash (kbytes): 32 Kbytes
• Pin Count: 44
• Max. Operating Frequency: 16 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 32
• Ext Interrupts: 3
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Twi (i2c): 1
• Uart: 1
• 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): 2
• Eeprom (bytes): 1024
• 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: 3
• Output Compare Channels: 4
• Input Capture Channels: 1
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

8155C–AVR–02/11
Table 12-7.
Table 12-8.
Signal
Name
PUOE
PUOV
DDOE
DDOV
PVOE
PVOV
DIEOE
DIEOV
DI
AIO
Signal
Name
PUOE
PUOV
DDOE
DDOV
PVOE
PVOV
DIEOE
DIEOV
DI
AIO
PB7/SCK
SPE • MSTR
PORTB7 • PUD
SPE • MSTR
0
SPE • MSTR
SCK OUTPUT
0
0
SCK INPUT
–
PB3/OC0/AIN1
0
0
0
0
OC0 ENABLE
OC0
0
0
–
AIN1 INPUT
Overriding Signals for Alternate Functions in PB7:PB4
Overriding Signals for Alternate Functions in PB3:PB0
PB6/MISO
SPE • MSTR
PORTB6 • PUD
SPE • MSTR
0
SPE • MSTR
SPI SLAVE OUTPUT
0
0
SPI MSTR INPUT
–
PB2/INT2/AIN0
0
0
0
0
0
0
INT2 ENABLE
1
INT2 INPUT
AIN0 INPUT
PB1/T1
0
0
0
0
0
0
0
0
T1 INPUT
–
PB5/MOSI
SPE • MSTR
PORTB5 • PUD
SPE • MSTR
0
SPE • MSTR
SPI MSTR OUTPUT
0
0
SPI SLAVE INPUT
–
PB0/T0/XCK
0
0
0
0
UMSEL
XCK OUTPUT
0
0
XCK INPUT/T0 INPUT
–
ATmega32A
PB4/SS
SPE • MSTR
PORTB4 • PUD
SPE • MSTR
0
0
0
0
0
SPI SS
–
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