ATmega48 Automotive Atmel Corporation, ATmega48 Automotive Datasheet - Page 79

• Manufacturer Part Number: ATmega48 Automotive
• Manufacturer: Atmel Corporation

Specifications of ATmega48 Automotive

• Flash (kbytes): 4 Kbytes
• Pin Count: 32
• Max. Operating Frequency: 16 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 12
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 23
• Ext Interrupts: 24
• Usb Speed: No
• Usb Interface: No
• Spi: 2
• 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): 0.5
• Eeprom (bytes): 256
• Self Program Memory: NO
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 125
• 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: 6
• Input Capture Channels: 1
• Pwm Channels: 6
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

7530I–AVR–02/10
Table 10-10. Overriding Signals for Alternate Functions PD7..PD4
Table 10-11. Overriding Signals for Alternate Functions in PD3..PD0
Signal
Name
PUOE
PUO
DDOE
DDOV
PVOE
PVOV
DIEOE
DIEOV
DI
AIO
Signal
Name
PUOE
PUO
DDOE
DDOV
PVOE
PVOV
DIEOE
DIEOV
DI
AIO
PD7/AIN1
/PCINT23
0
0
0
0
0
PCINT23 • PCIE2
1
PCINT23 INPUT
AIN1 INPUT
PD3/OC2B/INT1/
PCINT19
0
0
0
0
OC2B
INT1 ENABLE +
PCINT19 • PCIE2
1
PCINT19 INPUT
INT1 INPUT
–
0
OC2B ENABLE
PD6/AIN0/
OC0A/PCINT22
0
0
0
0
OC0A ENABLE
OC0A
PCINT22 • PCIE2
1
PCINT22 INPUT
AIN0 INPUT
PD2/INT0/
PCINT18
0
0
0
0
0
0
INT0 ENABLE +
PCINT18 • PCIE1
1
PCINT18 INPUT
INT0 INPUT
–
ATmega48/88/168 Automotive
0
0
1
1
PD5/T1/OC0B/
PCINT21
0
0
OC0B ENABLE
OC0B
PCINT21 • PCIE2
PCINT21 INPUT
T1 INPUT
–
PD1/TXD/
PCINT17
TXEN
0
TXEN
1
TXEN
TXD
PCINT17 • PCIE2
PCINT17 INPUT
–
PD4/XCK/
T0/PCINT20
0
0
0
0
PCINT20 • PCIE2
1
PCINT20 INPUT
XCK INPUT
T0 INPUT
–
PD0/RXD/
PCINT16
RXEN
PORTD0 • PUD
RXEN
0
0
PCINT16 • PCIE2
1
PCINT16 INPUT
RXD
–
UMSEL
XCK OUTPUT
0
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