ATMEGA168-20MU Atmel, ATMEGA168-20MU Datasheet - Page 85

IC AVR MCU 16K 20MHZ 32-QFN

ATMEGA168-20MU

Manufacturer Part Number
ATMEGA168-20MU
Description
IC AVR MCU 16K 20MHZ 32-QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Datasheets

Specifications of ATMEGA168-20MU

Core Processor
AVR
Core Size
8-Bit
Speed
20MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
23
Program Memory Size
16KB (8K x 16)
Program Memory Type
FLASH
Eeprom Size
512 x 8
Ram Size
1K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
32-VQFN Exposed Pad, 32-HVQFN, 32-SQFN, 32-DHVQFN
Processor Series
ATMEGA16x
Core
AVR8
Data Bus Width
8 bit
Data Ram Size
1 KB
Interface Type
2-Wire, SPI, USART, Serial
Maximum Clock Frequency
20 MHz
Number Of Programmable I/os
23
Number Of Timers
3
Operating Supply Voltage
2.7 V to 5.5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
EWAVR, EWAVR-BL
Development Tools By Supplier
ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT
Minimum Operating Temperature
- 40 C
On-chip Adc
10 bit, 8 Channel
A/d Inputs
8-Channel, 10-Bit
Cpu Speed
20 MIPS
Eeprom Memory
512 Bytes
Input Output
23
Interface
I2C/SPI/UART/USART
Memory Type
Flash
Number Of Bits
8
Package Type
32-pin MLF
Programmable Memory
16K Bytes
Timers
2-8-bit, 1-16-bit
Voltage, Range
4.5-5.5 V
Cpu Family
ATmega
Device Core
AVR
Device Core Size
8b
Frequency (max)
20MHz
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
Instruction Set Architecture
RISC
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
32
Controller Family/series
AVR MEGA
No. Of I/o's
23
Eeprom Memory Size
512Byte
Ram Memory Size
1KB
No. Of Timers
3
Rohs Compliant
Yes
Package
32MLF EP
Family Name
ATmega
Maximum Speed
20 MHz
For Use With
ATSTK600-TQFP32 - STK600 SOCKET/ADAPTER 32-TQFPATSTK600-DIP40 - STK600 SOCKET/ADAPTER 40-PDIP770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAGATAVRDRAGON - KIT DRAGON 32KB FLASH MEM AVRATAVRISP2 - PROGRAMMER AVR IN SYSTEMATJTAGICE2 - AVR ON-CHIP D-BUG SYSTEM
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ATMEGA168-20MU
Quantity:
3 000
2545S–AVR–07/10
Table 13-10. Overriding Signals for Alternate Functions PD7..PD4
Table 13-11. Overriding Signals for Alternate Functions in PD3..PD0
Signal
Name
PUOE
PUO
DDOE
DDOV
PVOE
PVOV
DIEOE
DIEOV
DI
AIO
Signal
Name
PUOE
PUO
DDOE
DDOV
PVOE
PVOV
DIEOE
DIEOV
DI
AIO
PD7/AIN1
/PCINT23
0
0
0
0
0
0
PCINT23 • PCIE2
1
PCINT23 INPUT
AIN1 INPUT
PD3/OC2B/INT1/
PCINT19
0
0
0
0
OC2B ENABLE
OC2B
INT1 ENABLE +
PCINT19 • PCIE2
1
PCINT19 INPUT
INT1 INPUT
PD6/AIN0/
OC0A/PCINT22
0
0
0
0
OC0A ENABLE
OC0A
PCINT22 • PCIE2
1
PCINT22 INPUT
AIN0 INPUT
PD2/INT0/
PCINT18
0
0
0
0
0
0
INT0 ENABLE +
PCINT18 • PCIE1
1
PCINT18 INPUT
INT0 INPUT
PD5/T1/OC0B/
PCINT21
0
0
0
0
OC0B ENABLE
OC0B
PCINT21 • PCIE2
1
PCINT21 INPUT
T1 INPUT
PD1/TXD/
PCINT17
TXEN
0
TXEN
1
TXD
PCINT17 • PCIE2
1
PCINT17 INPUT
TXEN
ATmega48/88/168
PD4/XCK/
T0/PCINT20
0
0
0
0
UMSEL
XCK OUTPUT
PCINT20 • PCIE2
1
PCINT20 INPUT
XCK INPUT
T0 INPUT
PD0/RXD/
PCINT16
RXEN
PORTD0 • PUD
RXEN
0
0
0
PCINT16 • PCIE2
1
PCINT16 INPUT
RXD
85

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