ATmega168 Automotive Atmel Corporation, ATmega168 Automotive Datasheet - Page 284
ATmega168 Automotive
Manufacturer Part Number
ATmega168 Automotive
Description
Manufacturer
Atmel Corporation
Datasheets
1.AT90CAN128_AUTOMOTIVE.pdf
(225 pages)
2.ATMEGA168_AUTOMOTIVE.pdf
(19 pages)
3.ATMEGA168_AUTOMOTIVE.pdf
(340 pages)
Specifications of ATmega168 Automotive
Flash (kbytes)
16 Kbytes
Pin Count
32
Max. Operating Frequency
16 MHz
Cpu
8-bit AVR
# Of Touch Channels
16
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)
1
Eeprom (bytes)
512
Self Program Memory
YES
Dram Memory
No
Nand Interface
No
Picopower
No
Temp. Range (deg C)
-40 to 150
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
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284
ATmega48/88/168 Automotive
Table 25-10. XA1 and XA0 Coding
Table 25-11. Command Byte Bit Coding
Table 25-12. No. of Words in a Page and No. of Pages in the Flash
Table 25-13. No. of Words in a Page and No. of Pages in the EEPROM
Device
ATmega48
ATmega88
ATmega168
Device
ATmega48
ATmega88
ATmega168
XA1
0
0
1
1
Command Byte
1000 0000
0100 0000
0010 0000
0001 0000
0001 0001
0000 1000
0000 0100
0000 0010
0000 0011
XA0
Flash Size
(4K bytes)
(8K bytes)
(16K bytes)
EEPROM
256 bytes
512 bytes
512 bytes
0
1
0
1
2K words
4K words
8K words
Size
Action when XTAL1 is Pulsed
Load Flash or EEPROM Address (High or low address byte determined by
BS1).
Load Data (High or Low data byte for Flash determined by BS1).
Load Command
No Action, Idle
Command Executed
Chip Erase
Write Fuse bits
Write Lock bits
Write Flash
Write EEPROM
Read Signature Bytes and Calibration byte
Read Fuse and Lock bits
Read Flash
Read EEPROM
Page Size
32 words
32 words
64 words
4 bytes
4 bytes
4 bytes
Page
Size
PCWORD
PCWORD
EEA[1:0]
EEA[1:0]
EEA[1:0]
PC[4:0]
PC[4:0]
PC[5:0]
No. of
Pages
No. of
Pages
128
128
128
128
64
64
PCPAGE
PCPAGE
EEA[7:2]
EEA[8:2]
EEA[8:2]
PC[10:5]
PC[11:5]
PC[12:6]
7530I–AVR–02/10
EEAMSB
PCMSB
10
11
12
8
8
7
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