ATmega48 Automotive Atmel Corporation, ATmega48 Automotive Datasheet - Page 67

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ATmega48 Automotive

Manufacturer Part Number
ATmega48 Automotive
Description
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
7701E–AVR–02/11
Table 12-5.
Table 12-6.
Signal
Name
PUOE
PUOV
DDOE
DDOV
PVOE
PVOV
PTOE
DIEOE
DIEOV
DI
AIO
Signal
Name
PUOE
PUOV
DDOE
DDOV
PVOE
PVOV
PTOE
DIEOE
DIEOV
DI
AIO
PA4/ADC4/USCK/SCL/T1/
PCINT4
0
0
USIWM1
USI_SCL_HOLD +
PORTA4) • ADC4D
USIWM1 • ADC4D
0
USI_PTOE
USISIE +
(PCINT4 • PCIE0) + ADC4D
USISIE +
(PCINT4 • PCIE0)
USCK/SCL/T1/PCINT4
input
ADC4 Input
Overriding Signals for Alternate Functions in PA4..PA2
Overriding Signals for Alternate Functions in PA1..PA0
PA1/ADC1/AIN0/PCINT1
0
0
0
0
0
0
0
PCINT1 • PCIE0 + ADC1D
PCINT1 • PCIE0
PCINT1 Input
ADC1/Analog Comparator Positive Input
Atmel ATtiny24/44/84 [Preliminary]
PA3/ADC3/T0/PCINT3
0
0
0
0
0
0
0
ADC3D
PCINT3 • PCIE0
PCINT1 Input
ADC3 Input
(PCINT3 • PCIE0) +
PA0/ADC0/AREF/PCINT0
RESET •
(REFS1 • REFS0 + REFS1 • REFS0)
0
RESET •
(REFS1 • REFS0 + REFS1 • REFS0)
0
RESET •
(REFS1 • REFS0 + REFS1 • REFS0)
0
0
PCINT0 • PCIE0 + ADC0D
PCINT0 • PCIE0
PCINT0 Input
ADC1 Input
Analog reference
PA2/ADC2/AIN1/PCINT2
0
0
0
0
0
0
0
PCINT3 • PCIE0
PCINT0 Input
ADC2/Analog Comparator
Negative Input
PCINT2 • PCIE + ADC2D
67

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