ATTINY44A-CCUR Atmel, ATTINY44A-CCUR Datasheet - Page 2

• Manufacturer Part Number: ATTINY44A-CCUR
• Description: MCU AVR 4KB FLASH 20MHZ 15UFBGA
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY44A-CCUR

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: USI
• Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
• Number Of I /o: 12
• Program Memory Size: 4KB (2K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 256 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: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

1. Pin Configurations
2
ATtiny24A/44A/84A
Figure 1-1.
Table 1-1.
(PCINT6/OC1A/SDA/MOSI/DI/ADC6) PA6
A
B
C
D
(ADC4/USCK/SCL/T1/PCINT4) PA4
(PCINT10/INT0/OC0A/CKOUT) PB2
NOTE
Bottom pad should be
soldered to ground.
DNC: Do Not Connect
(PCINT7/ICP/OC0B/ADC7) PA7
(ADC0/AREF/PCINT0) PA0
(ADC2/AIN1/PCINT2) PA2
(ADC1/AIN0/PCINT1) PA1
(ADC3/T0/PCINT3) PA3
(PCINT11/RESET/dW) PB3
PA4
PA3
PA0
UFBGA - Pinout ATtiny24A/44A/84A (top view)
(PCINT8/XTAL1/CLKI) PB0
1
Pinout of ATtiny24A/44A/84A
(PCINT9/XTAL2) PB1
GND
PA5
PA7
PA2
2
VCC
QFN/MLF/VQFN
1
2
3
4
5
PDIP/SOIC
1
2
3
4
5
6
7
GND
14
13
12
11
10
PB1
PA6
PA1
9
8
3
15
14
13
12
11
GND
PA0 (ADC0/AREF/PCINT0)
PA1 (ADC1/AIN0/PCINT1)
PA2 (ADC2/AIN1/PCINT2)
PA3 (ADC3/T0/PCINT3)
PA4 (ADC4/USCK/SCL/T1/PCINT4)
PA5 (ADC5/DO/MISO/OC1B/PCINT5)
Pin 16: PA6 (PCINT6/OC1A/SDA/MOSI/DI/ADC6)
Pin 20: PA5 (ADC5/DO/MISO/OC1B/PCINT5)
PA7 (PCINT7/ICP/OC0B/ADC7)
PB2 (PCINT10/INT0/OC0A/CKOUT)
PB3 (PCINT11/RESET/dW)
PB1 (PCINT9/XTAL2)
PB0 (PCINT8/XTAL1/CLKI)
VCC
PB2
PB3
PB0
4
8183C–AVR–03/11