ATmega168A Atmel Corporation, ATmega168A Datasheet - Page 329
ATmega168A
Manufacturer Part Number
ATmega168A
Description
Manufacturer
Atmel Corporation
Specifications of ATmega168A
Flash (kbytes)
16 Kbytes
Pin Count
32
Max. Operating Frequency
20 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
Yes
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 85
I/o Supply Class
1.8 to 5.5
Operating Voltage (vcc)
1.8 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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ATmega168A-AU
Manufacturer:
ATMEL
Quantity:
464
Part Number:
ATmega168A-AU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Part Number:
ATmega168A-MU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Company:
Part Number:
ATmega168A-PU
Manufacturer:
ATMEL
Quantity:
1 000
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29.8
Table 29-16. ADC Characteristics
Note:
8271D–AVR–05/11
Symbol
AV
R
V
R
V
V
REF
REF
CC
AIN
INT
IN
(1)
ADC Characteristics
1. AV
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
CC
absolute min./max: 1.8V/5.5V
V
ADC clock = 200kHz
V
ADC clock = 1MHz
V
ADC clock = 200kHz
Noise Reduction Mode
V
ADC clock = 1MHz
Noise Reduction Mode
V
ADC clock = 200kHz
V
ADC clock = 200kHz
V
ADC clock = 200kHz
V
ADC clock = 200kHz
Free Running Conversion
REF
REF
REF
REF
REF
REF
REF
REF
ATmega48A/PA/88A/PA/168A/PA/328/P
= 4V, V
= 4V, V
= 4V, V
= 4V, V
= 4V, V
= 4V, V
= 4V, V
= 4V, V
Condition
CC
CC
CC
CC
CC
CC
CC
CC
= 4V,
= 4V,
= 4V,
= 4V,
= 4V,
= 4V,
= 4V,
= 4V,
V
CC
GND
Min.
1.0
1.0
13
50
- 0.3
0.25
38.5
Typ
100
4.5
4.5
0.5
1.1
10
32
2
2
2
2
V
CC
AV
1000
V
Max
260
1.2
REF
+ 0.3
CC
Units
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
Bits
kHz
kHz
MΩ
kΩ
µs
V
V
V
V
329
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