Datasheet Microchip ATtiny44A
Manufacturer | Microchip |
Series | ATtiny44A |
The high-performance Microchip picoPower 8-bit AVR RISC-based microcontroller combines 4KB ISP flash memory, 256-Byte EEPROM, 256B SRAM, 12 general purpose I/O lines, 32 general purpose working registers, an 8-bit timer/counter with two PWM channels, a 16-bit timer/counter with two PWM channels, internal and external interrupts, an 8-channel 10-bit A/D converter, programmable gain stage (1x, 20x) for 12 differential ADC channel pairs, programmable watchdog timer with internal oscillator, internal calibrated oscillator, and four software selectable power saving modes
Datasheets
Appendix A - ATtiny24A/44A specification at 105?C Datasheet
PDF, 3.3 Mb, File published: Aug 1, 2011
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Appendix B - ATtiny24A/44A/84A Specification at 125?C Datasheet
PDF, 4.5 Mb, File published: Oct 1, 2013
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ATtiny24A/44A/84A - Complete Datasheet
PDF, 9.6 Mb, File published: Jun 1, 2012
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ATtiny24A/44A/84A - Summary Datasheet
PDF, 707 Kb, File published: Jun 1, 2012
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Prices
Packaging
ATTINY44A-CCU | ATTINY44A-CCUR | ATTINY44A-MF | ATTINY44A-MFR | ATTINY44A-MMH | ATTINY44A-MMHR | ATTINY44A-MU | ATTINY44A-MUR | ATTINY44A-PU | ATTINY44A-SSF | ATTINY44A-SSFR | ATTINY44A-SSN | ATTINY44A-SSNR | ATTINY44A-SSU | ATTINY44A-SSUR | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Package | UFBGA | UFBGA | WQFN | WQFN | VQFN | VQFN | WQFN | WQFN | PDIP | SOIC | SOIC | SOIC | SOIC | SOIC | SOIC |
Parametrics
Parameters / Models | ATTINY44A-CCU | ATTINY44A-CCUR | ATTINY44A-MF | ATTINY44A-MFR | ATTINY44A-MMH | ATTINY44A-MMHR | ATTINY44A-MU | ATTINY44A-MUR | ATTINY44A-PU | ATTINY44A-SSF | ATTINY44A-SSFR | ATTINY44A-SSN | ATTINY44A-SSNR | ATTINY44A-SSU | ATTINY44A-SSUR |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ADC Input | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
ADC with Computation | No | No | No | No | No | No | No | No | No | No | No | No | No | No | No |
Angular Timer | No | No | No | No | No | No | No | No | No | No | No | No | No | No | No |
Architecture | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
CPU Type | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR | 8-bit AVR |
CRC | No | No | No | No | No | No | No | No | No | No | No | No | No | No | No |
Class B Hardware | No | No | No | No | No | No | No | No | No | No | No | No | No | No | No |
Emulated EEPROM in Flash | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 |
High Voltage Capable | No | No | No | No | No | No | No | No | No | No | No | No | No | No | No |
I2C | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Internal Oscillator | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
Internal Voltage Reference, Bandgap | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
Lead Count | 15 | 15 | 20 | 20 | 20 | 20 | 20 | 20 | 14 | 14 | 14 | 14 | 14 | 14 | 14 |
Math Accelerator | No | No | No | No | No | No | No | No | No | No | No | No | No | No | No |
Max 16-Bit Digital Timers | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Max 8-Bit Digital Timers | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Max ADC Resolution, Bits | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
Max CPU Speed, MHz | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 |
Max PWM outputs, including complementary | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
Number of Comparators | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Operation Voltage Max, V | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 |
Operation Voltage Min, V | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 |
Package Width | 3x3x0.6mm | 3x3x0.6mm | 4x4x0.8mm | 4x4x0.8mm | 3x3x0.85mm | 3x3x0.85mm | 4x4x0.8mm | 4x4x0.8mm | .300in | .150In(3.90mm) | .150In(3.90mm) | .150In(3.90mm) | .150In(3.90mm) | .150In(3.90mm) | .150In(3.90mm) |
Peripheral Pin Select / Pin Muxing | No | No | No | No | No | No | No | No | No | No | No | No | No | No | No |
Pin count | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 |
Program Memory Size, KB | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
SPI | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
SRAM, Bytes | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 | 256 |
Temp Range Max | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 |
Temp Range Min | -40 | -40 | -40 | -40 | -40 | -40 | -40 | -40 | -40 | -40 | -40 | -40 | -40 | -40 | -40 |
Zero Cross detect | No | No | No | No | No | No | No | No | No | No | No | No | No | No | No |
Other Options
Model Line
Series: ATtiny44A (15)
Manufacturer's Classification
- Microcontrollers > 8-bit Microcontrollers