ATTINY20-XU Atmel, ATTINY20-XU Datasheet - Page 2

• Manufacturer Part Number: ATTINY20-XU
• Description: MCU AVR 2KB FLASH 12MHZ 14TSSOP
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY20-XU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 12MHz
• Connectivity: I²C, SPI
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 12
• Program Memory Size: 2KB (1K x 16)
• Program Memory Type: FLASH
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Processor Series: ATtiny
• Core: AVR
• Data Bus Width: 8 bit
• Data Ram Size: 128 B
• Interface Type: SPI, TWI
• Maximum Clock Frequency: 12 MHz
• Number Of Programmable I/os: 12
• Number Of Timers: 2
• Operating Supply Voltage: 3.3 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Operating Temperature Range: - 40 C to + 85 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

1. Pin Configurations
1.1
1.1.1
1.1.2
2
Pin Description
ATtiny20
VCC
GND
Figure 1-1.
Table 1-1.
Supply voltage.
Ground.
(PCINT10/INT0/MISO/OC1B/OC0A/CKOUT) PB2
A
B
C
D
(PCINT7/SCL/SCK/T1/ICP1/OC0B/ADC7) PA7
(PCINT9/TPIDATA/MOSI/SDA/OC1A) PB1
NOTE
Bottom pad should be
soldered to ground.
DNC: Do Not Connect
PA4
PA3
PA0
Pinout of ATtiny20
Pinout ATtiny20 in UFBGA.
(PCINT2/AIN1/ADC2) PA2
(PCINT1/AIN0/ADC1) PA1
(PCINT8/TPICLK/T0/CLKI) PB0
1
(PCINT0/ADC0) PA0
(PCINT4/ADC4) PA4
(PCINT3/ADC3) PA3
(PCINT6/SS/ADC6) PA6
(PCINT11/RESET) PB3
GND
PA5
PA7
PA2
2
VCC
1
2
3
4
5
SOIC/TSSOP
1
2
3
4
5
6
7
VQFN
GND
PB1
PA6
PA1
3
14
13
12
11
10
9
8
15
14
13
12
11
GND
PA0 (ADC0/PCINT0)
PA1 (ADC1/AIN0/PCINT1)
PA2 (ADC2/AIN1/PCINT2)
PA3 (ADC3/PCINT3)
PA4 (ADC4/PCINT4)
PA5 (ADC5/PCINT5)
Pin 16: PA6 (ADC6/SS/PCINT6)
Pin 17: PA5 (ADC5/PCINT5)
PA7 (ADC7/OC0B/ICP1/T1/SCL/SCK/PCINT7)
PB2 (CKOUT/OC0A/OC1B/MISO/INT0/PCINT10)
PB3 (RESET/PCINT11)
PB1 (OC1A/SDA/MOSI/TPIDATA/PCINT9)
PB0 (CLKI/T0/TPICLK/PCINT8)
VCC
PB2
PB3
PB0
4
8235B–AVR–04/11