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For Reference Only
| Part Number | ATMEGA644PA-AU |
| OEMstron Part # | ATMEGA644PA-AU |
| Manufacturer | Microchip Technology |
| Category | Semiconductors › Embedded Processors & Controllers › Microcontrollers |
| Description | IC MCU 8BIT 64KB FLASH 44TQFP |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | ATMEGA644PA-AU PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | May 25 - May 30 (Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |  |
| Shipping |  |
ATMEGA644PA-AU Specifications
| Part Number | ATMEGA644PA-AU | |
| Brand | Microchip Technology | |
| Lifecycle | Active | |
| RoHS | No RoHS Information | |
| Product Line | Semiconductors | |
| Category | Embedded Processors & Controllers | |
| Subcategory | Microcontrollers | |
| Manufacturer | Microchip Technology | |
| Series | AVR® ATmega | |
| 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 | 32 | |
| Program Memory Size | 64KB (32K x 16) | |
| Program Memory Type | FLASH | |
| EEPROM Size | 2K x 8 | |
| RAM Size | 4K x 8 | |
| Voltage - Supply (Vcc/Vdd) | 1.8V ~ 5.5V | |
| Data Converters | A/D 8x10b | |
| Oscillator Type | Internal | |
| Operating Temperature | -40°C ~ 85°C (TA) | |
| Mounting Type | Surface Mount | |
| Package / Case | 44-TQFP | |
| Supplier Device Package | 44-TQFP (10x10) |
ATMEGA644PA-AU Documents
Industry Leaders in Quality
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And trust is based on quality.
Global Supply Chains - Reliable and Authorized Distributor Resources
| Part Number | Description | Stock |
|
ATMEGA644PA-AU D# V99:2348_07146005 Microchip Technology Inc |
MCU 8-bit AVR RISC 64KB Flash 2.5V/3.3V/5V 44-Pin TQFP Tray RoHS: Compliant
|
Americas - 0 |
|
ATMEGA644PA-AUR D# V72:2272_07145809 Microchip Technology Inc |
MCU 8-bit AVR RISC 64KB Flash 2.5V/3.3V/5V 44-Pin TQFP T/R RoHS: Compliant
|
Americas - 1305 |
| Part Number | Description | Stock |
|
ATMEGA644PA-AU D# ATMEGA644PA-AU Atmel Corporation |
MCU 8-bit ATmega AVR RISC 64KB Flash 2.5V/3.3V/5V 44-Pin TQFP - Bulk (Alt: ATMEGA644PA-AU) |
Americas - 247 |
|
ATMEGA644PA-AUR D# ATMEGA644PA-AUR Atmel Corporation |
MCU 8-bit ATmega AVR RISC 64KB Flash 2.5V/3.3V/5V 44-Pin TQFP T/R - Bulk (Alt: ATMEGA644PA-AUR) |
Americas - 10797 |
| Part Number | Description | Stock |
|
ATMEGA644PA-AU D# ATMEGA644PA-AU Microchip Technology Inc |
MCU 8-bit ATmega AVR RISC 64KB Flash 2.5V/3.3V/5V 44-Pin TQFP (Alt: ATMEGA644PA-AU) |
Asia - 0 |
| Part Number | Description | Stock |
|
ATMEGA644PA-AUR D# ATMEGA644PA-AUR Microchip Technology Inc |
MCU 8-bit ATmega AVR RISC 64KB Flash 2.5V/3.3V/5V 44-Pin TQFP T/R (Alt: ATMEGA644PA-AUR) |
Europe - 4000 |
|
ATMEGA644PA-AU D# ATMEGA644PA-AU Microchip Technology Inc |
MCU 8-bit ATmega AVR RISC 64KB Flash 2.5V/3.3V/5V 44-Pin TQFP (Alt: ATMEGA644PA-AU) |
Europe - 0 |
| Part Number | Description | Stock |
|
ATMEGA644PA-AU Atmel Corporation |
MCU, 8BIT, ATMEGA, 20MHZ, TQFP-44 |
513 |
|
ATMEGA644PA-AUR Atmel Corporation |
IC MCU 8BIT 64KB FLASH 44TQFP |
Contact Us |
| Part Number | Description | Stock |
|
ATMEGA644PA-AUR D# ATMEGA644PA-AURCT-ND Microchip Technology Inc |
IC MCU 8BIT 64KB FLASH 44TQFP |
3059 In Stock |
|
ATMEGA644PA-AU D# 2156-ATMEGA644PA-AU-ND Rochester Electronics LLC |
IC MCU 8BIT 64KB FLASH 44TQFP |
247 In Stock |
| Part Number | Description | Stock |
|
ATMEGA644PA-AUR D# ATMEGA644PA-AUR Atmel Corporation |
Industry Leading ISO:9001/AS9120A Stocking Distributor of Obsolete & Hard to Find IC's/Semi's, Specializing in Altera/Xilinx. In-House Counterfeit Detection Lab. In Business 20 Years. Free Shipping on Orders Over $250. Buy American, Buy Direct |
2082 |
|
ATMEGA644PA-AU D# ATMEGA644PA-AU Atmel Corporation |
Industry Leading ISO:9001/AS9120A Stocking Distributor of Obsolete & Hard to Find IC's/Semi's, Specializing in Altera/Xilinx. In-House Counterfeit Detection Lab. In Business 20 Years. Free Shipping on Orders Over $250. Buy American, Buy Direct |
2737 |
| Part Number | Description | Stock |
|
ATMEGA644PA-AU D# 1972106 Microchip Technology Inc |
MCU, 8BIT, ATMEGA, 20MHZ, TQFP-44 RoHS: Compliant
Min Qty: 1
Container: Each
|
1456 |
|
ATMEGA644PA-AUR D# 3360178 Microchip Technology Inc |
MCU, 8BIT, 20MHZ, TQFP-44 RoHS: Compliant
Min Qty: 1
Container: Cut Tape
|
251 |
| Part Number | Description | Stock |
|
ATMEGA644PA-AUR Microchip Technology Inc |
20 MHz, TQFP, Ind Temp, Green, T&R RoHS: Compliant
pbFree: Yes
|
0 Reel |
| Part Number | Description | Stock |
|
ATMEGA644PAAUR ATME |
OEM/CM QUOTES ONLY | NO BROKERS |
23000 |
|
ATMEGA644PAAURNEW Atmel Corporation |
OEM/CM QUOTES ONLY | NO BROKERS |
2300 |
|
ATMEGA644PAAU Atmel Corporation |
OEM/CM QUOTES ONLY | NO BROKERS |
33120 |
| Part Number | Description | Stock |
|
ATMEGA644PA-AU Microchip Technology Inc |
AVR series Microcontroller IC 8-Bit 20MHz 64KB (32K x 16) FLASH 44-TQFP (10x10) RoHS: Compliant
|
400 |
| Part Number | Description | Stock |
|
ATMEGA644PA-AUR Microchip Technology Inc |
MCU 8-bit AVR RISC 64KB Flash 2.5V/3.3V/5V 44-Pin TQFP T/R RoHS: Not Compliant
|
2000 In Stock |
|
ATMEGA644PA-AU Microchip Technology Inc |
MCU 8-bit - Low Power High Performance - AVR ATmega Family ATmega64 Series Microcontrollers - 20 MHz - 64 KB - 4 KB - 44 Pins. RoHS: Not Compliant
|
15 In Stock 640 On Order |
| Part Number | Description | Stock |
|
ATMEGA644PA-AUR D# ATMEGA644PA-AUR Microchip Technology Inc |
20 MHz TQFP Ind Temp Green T&R RoHS: Compliant
pbFree: Yes
|
Temporarily Out of Stock – Alternates Available |
|
ATMEGA644PA-AU D# ATMEGA644PA-AU Microchip Technology Inc |
20 MHz TQFP Ind. Temp Green RoHS: Compliant
pbFree: Yes
|
21437 |
| Part Number | Description | Stock |
|
ATMEGA644PA-AU Atmel Corporation |
OEM/CM Immediate delivery |
5000 |
| Part Number | Description | Stock |
|
ATMEGA644PA-AUR D# 556-ATMEGA644PA-AUR Microchip Technology Inc |
8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-20MHz IND RoHS: Compliant
|
1261 |
| Part Number | Description | Stock |
|
ATMEGA644PA-AUR Microchip Technology Inc |
20 MHz, TQFP, Ind Temp, Green, T&R - Package: 44 TQFP 10x10x1mm T/R RoHS: Compliant
|
0 in Stock 0 on Order |
|
ATMEGA644PA-AU Microchip Technology Inc |
20 MHz, TQFP, Ind. Temp, Green - Package: 44 TQFP 10x10x1mm TRAY RoHS: Compliant
|
0 in Stock 0 on Order |
| Part Number | Description | Stock |
|
ATMEGA644PA-AUR D# MCHP00000005686 Microchip Technology Inc |
20 MHz, TQFP, Ind Temp, Green, T&R - Package: 44 TQFP 10x10x1mm T/R |
0 |
|
ATMEGA644PA-AU D# MCHP00000005685 Microchip Technology Inc |
20 MHz, TQFP, Ind. Temp, Green - Package: 44 TQFP 10x10x1mm TRAY |
0 |
| Part Number | Description | Stock |
|
ATMEGA644PA-AUR D# 41AH8337 Microchip Technology Inc |
MCU, 8BIT, 20MHZ, TQFP-44, Product Range:AVR ATmega Family ATmega64 Series Microcontrollers, CPU Speed:20MHz, Program Memory Size:64KB, RAM Memory Size:4KB, No. of Pins:44Pins, MCU Case Style:TQFP, No. of I/O s:32I/O s RoHS Compliant: Yes RoHS: Compliant
Min Qty: 1
Container: Cut Tape
|
251 |
|
ATMEGA644PA-AU D# 68T3119 Microchip Technology Inc |
MICROCONTROLLER MCU, 8 BIT, ATMEGA, 20MHZ, TQFP-44, Product Range:AVR ATmega Family ATmega64 Series Microcontrollers, CPU Speed:20MHz, Program Memory Size:64KB, RAM Memory Size:4KB, No. of Pins:44Pins, MCU Case Style:TQFP RoHS Compliant: Yes RoHS: Compliant
Min Qty: 160
Container: Bulk
|
0 |
| Part Number | Description | Stock |
|
ATMEGA644PA-AUR D# NS-ATMEGA644PA-AUR Atmel Corporation |
OEM/CM ONLY |
10519 |
|
ATMEGA644PA-AU D# NS-ATMEGA644PA-AU Atmel Corporation |
OEM/CM ONLY |
3962 |
| Part Number | Description | Stock |
|
ATMEGA644PA-AU Microchip Technology Inc |
MCU 8-bit - Low Power High Performance - AVR ATmega Family ATmega64 Series Microcontrollers - 20 MHz - 64 KB - 4 KB - 44 Pins. RoHS: Not Compliant
|
15 In Stock 640 On Order |
|
ATMEGA644PA-AUR Microchip Technology Inc |
MCU 8-bit AVR RISC 64KB Flash 2.5V/3.3V/5V 44-Pin TQFP T/R RoHS: Not Compliant
|
2000 In Stock |
| Part Number | Description | Stock |
|
ATMEGA644PA-AU D# 1310323P Microchip Technology Inc |
Microchip ATMEGA644PA-AU, 8bit AVR Microcontroller, ATmega, 20MHz, 64 kB Flash, 44-Pin TQFP, PU Min Qty: 1
Container: Tray
|
5 |
| Part Number | Description | Stock |
|
ATMEGA644PA-AUR Atmel Corporation |
ATMEGA644 - RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU RoHS: Compliant
|
10797 |
|
ATMEGA644PA-AU Atmel Corporation |
ATMEGA644 - RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU RoHS: Compliant
|
247 |
| Part Number | Description | Stock |
|
ATMEGA644PAAU Atmel Corporation |
OEM/CM ONLY |
32262 |
|
ATMEGA644PAAUR Atmel Corporation |
OEM/CM ONLY |
7581 |
| Part Number | Description | Stock |
|
ATMEGA644PA-AU Atmel Corporation |
IN stock Immediate delivery |
5015 |
| Part Number | Description | Stock |
|
ATMEGA644PA-AU Microchip Technology Inc |
shipping today |
38396 |
| Part Number | Description | Stock |
|
ATMEGA644PA-AUR D# 51563059 Microchip Technology Inc |
MCU 8-bit AVR RISC 64KB Flash 2.5V/3.3V/5V 44-Pin TQFP T/R RoHS: Compliant
|
Americas - 2000 |
|
ATMEGA644PA-AU D# 42387327 Microchip Technology Inc |
MCU 8-bit AVR RISC 64KB Flash 2.5V/3.3V/5V 44-Pin TQFP Tray RoHS: Compliant
|
Americas - 1600 |
| Part Number | Description | Stock |
|
ATMEGA644PA-AU Atmel Corporation |
RFQ |
1834 |
|
ATMEGA644PA-AUR Atmel Corporation |
RFQ |
5424 |
| Part Number | Description | Stock |
|
ATMEGA644PA-AU Atmel Corporation |
IC MCU 8BIT 64KB FLASH 44TQFP |
18400 |
|
ATMEGA644PA-AUR Atmel Corporation |
IC MCU 8BIT 64KB FLASH 44TQFP |
900 |
| Part Number | Description | Stock |
|
ATMEGA644PA-AUR D# 3360178 Microchip Technology Inc |
MCU, 8BIT, 20MHZ, TQFP-44 RoHS: Compliant
Min Qty: 1
Container: Cut Tape
|
251 |
|
ATMEGA644PA-AU D# 1972106 Microchip Technology Inc |
MCU, 8BIT, ATMEGA, 20MHZ, TQFP-44 RoHS: Compliant
Min Qty: 1
Container: Each
|
1476 |
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Quick Inquiry
| In Stock | 1,929 - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | Can Ship Immediately |
| Minimum | 1 |
Add to Shopping Cart
Pricing (USD)
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1 | $ 6.3305 | $ 6.3305 |
| 100 | $ 6.3305 | $ 633.0500 |
| 500 | $ 6.3305 | $ 3,165.2500 |
| 1000 | $ 6.3305 | $ 6,330.5000 |
| 2500 | $ 6.3305 | $ 15,826.2500 |
OEMstron will offer the most competitive prices for you, please refer to the quotations.
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