ATmega168 Automotive Atmel Corporation, ATmega168 Automotive Datasheet - Page 306

• Manufacturer Part Number: ATmega168 Automotive
• Manufacturer: Atmel Corporation

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

27.2
Table 27-3.
306
Symbol
AV
R
V
R
V
V
REF
REF
AIN
INT
IN
CC
ADC Characteristics
ATmega48/88/168 Automotive
Parameter
Resolution
Absolute accuracy (Including
INL, DNL, quantization error,
gain and offset error)
Integral Non-Linearity (INL)
Differential Non-Linearity
(DNL)
Gain Error
Offset Error
Conversion Time
Clock Frequency
Analog Supply Voltage
Reference Voltage
Input Voltage
Input Bandwidth
Internal Voltage Reference
Reference Input Resistance
Analog Input Resistance
ADC Characteristics
Figure 27-3. SPI Interface Timing Requirements (Slave Mode)
(Data Output)
(Data Input)
(CPOL = 0)
(CPOL = 1)
MOSI
MISO
SCK
SCK
SS
V
ADC clock = 200 kHz
V
ADC clock = 200 kHz
Noise Reduction Mode
V
ADC clock = 200 kHz
V
ADC clock = 200 kHz
V
ADC clock = 200 kHz
V
ADC clock = 200 kHz
Free Running Conversion
REF
REF
REF
REF
REF
REF
9
= 4V, V
= 4V, V
= 4V, V
= 4V, V
= 4V, V
= 4V, V
Condition
13
CC
CC
CC
CC
CC
CC
MSB
MSB
= 4V,
= 4V,
= 4V,
= 4V,
= 4V,
= 4V,
14
15
13 cycles
V
CC
GND
25.6
Min
-3.5
1.0
1.0
50
...
- 0.3
...
0.30
38.5
Typ
-1.3
100
0.6
1.8
1.1
32
10
2
2
11
10
LSB
LSB
V
CC
11
AV
Max
V
38.4
200
3.5
3.5
2.5
1.0
3.5
3.5
1.2
REF
+ 0.3
CC
12
16
7530I–AVR–02/10
X
17
Units
LSB
LSB
LSB
LSB
LSB
LSB
Bits
kHz
kHz
M
µs
k
V
V
V
V