ATMEGA168-15AZ Atmel, ATMEGA168-15AZ Datasheet - Page 284

• Manufacturer Part Number: ATMEGA168-15AZ
• Description: MCU AVR 16K FLASH 15MHZ 32-TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA168-15AZ

• Package / Case: 32-TQFP, 32-VQFP
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Speed: 16MHz
• Number Of I /o: 23
• Eeprom Size: 512 x 8
• Core Processor: AVR
• Program Memory Type: FLASH
• Ram Size: 1K x 8
• Program Memory Size: 16KB (16K x 8)
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Connectivity: I²C, SPI, UART/USART
• Core Size: 8-Bit
• Cpu Family: ATmega
• Device Core: AVR
• Device Core Size: 8b
• Frequency (max): 16MHz
• Interface Type: 2-Wire/USART/Serial
• Total Internal Ram Size: 1KB
• # I/os (max): 23
• Number Of Timers - General Purpose: 3
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 2.7V
• On-chip Adc: 8-chx10-bit
• Instruction Set Architecture: RISC
• Operating Temp Range: -40C to 125C
• Operating Temperature Classification: Automotive
• Mounting: Surface Mount
• Pin Count: 32
• Package Type: TQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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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