ATMEGA168PA-PU Atmel, ATMEGA168PA-PU Datasheet - Page 2

• Manufacturer Part Number: ATMEGA168PA-PU
• Description: MCU, 8BIT, AVR, 16K FLASH, 28PDIP
• Manufacturer: Atmel

Specifications of ATMEGA168PA-PU

• Controller Family/series: Atmega
• No. Of I/o's: 23
• Eeprom Memory Size: 512Byte
• Ram Memory Size: 1KB
• Cpu Speed: 20MHz
• No.: RoHS Compliant
• Core Size: 8bit
• Program Memory Size: 16KB
• Oscillator Type: External, Internal
• Rohs Compliant: Yes

1. Pin Configurations
Figure 1-1.
8271C–AVR–08/10
NOTE: Bottom pad should be soldered to ground.
Pinout ATmega48A/48PA/88A/88PA/168A/168PA/328/328P
(PCINT6/XTAL1/TOSC1) PB6
(PCINT7/XTAL2/TOSC2) PB7
(PCINT19/OC2B/INT1) PD3
(PCINT6/XTAL1/TOSC1) PB6
(PCINT7/XTAL2/TOSC2) PB7
(PCINT19/OC2B/INT1) PD3
(PCINT20/XCK/T0) PD4
(PCINT21/OC0B/T1) PD5
(PCINT20/XCK/T0) PD4
Table 1-1.
ATmega48A/48PA/88A/88PA/168A/168PA/328/328
GND
GND
VCC
VCC
A
B
C
D
GND
E
F
VCC
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
28 MLF Top View
32 TQFP Top View
32UFBGA - Pinout ATmega48A/48PA/88A/88PA/168A/168PA
GND
VDD
PD2
PD3
PB6
PB7
1
21
20
19
18
17
16
15
24
23
22
21
20
19
18
17
PC2 (ADC2/PCINT10)
PC1 (ADC1/PCINT9)
PC0 (ADC0/PCINT8)
GND
AREF
AVCC
PB5 (SCK/PCINT5)
PC1 (ADC1/PCINT9)
PC0 (ADC0/PCINT8)
ADC7
GND
AREF
ADC6
AVCC
PB5 (SCK/PCINT5)
GND
VDD
PD1
PD4
PD6
PD5
2
NOTE: Bottom pad should be soldered to ground.
(PCINT6/XTAL1/TOSC1) PB6
(PCINT7/XTAL2/TOSC2) PB7
(PCINT19/OC2B/INT1) PD3
PC6
PD0
PB0
PD7
3
(PCINT20/XCK/T0) PD4
(PCINT6/XTAL1/TOSC1) PB6
(PCINT7/XTAL2/TOSC2) PB7
(PCINT22/OC0A/AIN0) PD6
(PCINT19/OC2B/INT1) PD3
(PCINT0/CLKO/ICP1) PB0
(PCINT21/OC0B/T1) PD5
(PCINT20/XCK/T0) PD4
(PCINT14/RESET) PC6
(PCINT23/AIN1) PD7
(PCINT16/RXD) PD0
(PCINT18/INT0) PD2
(PCINT17/TXD) PD1
GND
GND
VCC
VCC
PC4
PC5
PB2
PB1
4
1
2
3
4
5
6
7
8
GND
VCC
32 MLF Top View
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28 PDIP
ADC7
AREF
AVDD
PC2
PC3
PB3
28
27
26
25
24
23
22
21
20
19
18
17
16
15
5
PC5 (ADC5/SCL/PCINT13)
PC4 (ADC4/SDA/PCINT12)
PC3 (ADC3/PCINT11)
PC2 (ADC2/PCINT10)
PC1 (ADC1/PCINT9)
PC0 (ADC0/PCINT8)
GND
AREF
AVCC
PB5 (SCK/PCINT5)
PB4 (MISO/PCINT4)
PB3 (MOSI/OC2A/PCINT3)
PB2 (SS/OC1B/PCINT2)
PB1 (OC1A/PCINT1)
24
23
22
21
20
19
18
17
PC1 (ADC1/PCINT9)
PC0 (ADC0/PCINT8)
ADC7
GND
AREF
ADC6
AVCC
PB5 (SCK/PCINT5)
ADC6
GND
PC1
PC0
PB5
PB4
6
2