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For Reference Only
| Part Number | ATMEGA644P-20AU |
| OEMstron Part # | ATMEGA644P-20AU |
| 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 | ATMEGA644P-20AU PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Mar 18 - Mar 23 (Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |  |
| Shipping |  |
ATMEGA644P-20AU Specifications
| Part Number | ATMEGA644P-20AU | |
| 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) | 2.7V ~ 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) |
ATMEGA644P-20AU Documents
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Global Supply Chains - Reliable and Authorized Distributor Resources
| Part Number | Description | Stock |
|
ATMEGA644P-20AUR D# V72:2272_07145135 Microchip Technology Inc |
MCU 8-bit AVR RISC 64KB Flash 3.3V/5V 44-Pin TQFP T/R RoHS: Compliant
|
Americas - 1965 |
|
ATMEGA644P-20AU D# V99:2348_07145275 Microchip Technology Inc |
MCU 8-bit AVR RISC 64KB Flash 3.3V/5V 44-Pin TQFP Tray RoHS: Compliant
|
Americas - 0 |
| Part Number | Description | Stock |
|
ATMEGA644P-20AUR D# ATMEGA644P-20AUR Atmel Corporation |
MCU 8-Bit ATMEGA644P AVR RISC 64KB Flash 2.7V to 5.5V 44-Pin TQFP T/R - Bulk (Alt: ATMEGA644P-20AUR) |
Americas - 21750 |
|
ATMEGA644P-20AU D# ATMEGA644P-20AU Atmel Corporation |
MCU 8-Bit ATmega AVR RISC 64KB Flash 3.3V/5V 44-Pin TQFP - Bulk (Alt: ATMEGA644P-20AU) |
Americas - 1999 |
| Part Number | Description | Stock |
|
ATMEGA644P-20AU D# ATMEGA644P-20AU Microchip Technology Inc |
MCU 8-Bit ATmega AVR RISC 64KB Flash 3.3V/5V 44-Pin TQFP (Alt: ATMEGA644P-20AU) |
Europe - 80 |
|
ATMEGA644P-20AUR D# ATMEGA644P-20AUR Microchip Technology Inc |
MCU 8-Bit ATMEGA644P AVR RISC 64KB Flash 2.7V to 5.5V 44-Pin TQFP T/R (Alt: ATMEGA644P-20AUR) |
Europe - 0 |
| Part Number | Description | Stock |
|
ATMEGA644P-20AUR Atmel Corporation |
Atmel ATMEGA644P-20AUR |
49979 |
|
ATMEGA644P-20AU Atmel Corporation |
MCU, 8BIT, ATMEGA, 20MHZ, TQFP-44 |
17 |
| Part Number | Description | Stock |
|
ATMEGA644P-20AU D# C1S124600167908 Microchip Technology Inc |
20MHZ, TQFP, IND TEMP, GREEN, 5V RoHS: Compliant
pbFree: Yes
Min Qty: 1
Container: Bulk
|
67 |
|
ATMEGA644P-20AUR D# C1S124600213535 Microchip Technology Inc |
20MHZ, TQFP, IND TEMP, GREEN, 5V, T&R RoHS: Compliant
pbFree: Yes
Min Qty: 1
|
24 |
| Part Number | Description | Stock |
|
ATMEGA644P-20AUR D# ATMEGA644P-20AURCT-ND Microchip Technology Inc |
IC MCU 8BIT 64KB FLASH 44TQFP |
937 In Stock |
|
ATMEGA644P-20AU D# ATMEGA644P-20AU-ND Microchip Technology Inc |
IC MCU 8BIT 64KB FLASH 44TQFP |
1821 In Stock |
| Part Number | Description | Stock |
|
ATMEGA644P20AU D# ATMEGA644P20AU 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 |
778 |
| Part Number | Description | Stock |
|
ATMEGA644P-20AU Microchip Technology Inc |
In stock shipping within 2days |
21770 |
|
ATMEGA644P-20AUR Microchip Technology Inc |
In stock shipping within 2days |
21771 |
| Part Number | Description | Stock |
|
ATMEGA644P-20AUR. D# 2695540 Microchip Technology Inc |
MICROCONTROLLER MCU, 8 BIT, ATMEGA, 20MHZ, TQFP-44 RoHS: Compliant
Min Qty: 2000
Container: Cut Tape
|
0 |
|
ATMEGA644P-20AUR D# 3131897RL Microchip Technology Inc |
MCU, 8BIT, 20MHZ, TQFP-44 RoHS: Compliant
Min Qty: 1
Container: Reel
|
0 |
|
ATMEGA644P-20AU D# 1455121 Microchip Technology Inc |
MCU, 8BIT, ATMEGA, 20MHZ, TQFP-44 RoHS: Compliant
Min Qty: 1
Container: Each
|
982 |
| Part Number | Description | Stock |
|
ATMEGA644P-20AU Microchip Technology Inc |
ATmega Series 64 KB Flash 4 KB SRAM 20 MHz 8-Bit Microcontroller - TQFP-44 RoHS: Compliant
pbFree: Yes
|
320 Tray |
|
ATMEGA644P-20AUR Microchip Technology Inc |
ATmega Series 64 KB Flash 4 KB SRAM 20 MHz 8-Bit Microcontroller - TQFP-44 RoHS: Compliant
pbFree: Yes
|
0 Reel |
| Part Number | Description | Stock |
|
ATMEGA644P20AU Atmel Corporation |
OEM/CM QUOTES ONLY | NO BROKERS |
6900 |
|
ATMEGA644P20AUR Atmel Corporation |
OEM/CM QUOTES ONLY | NO BROKERS |
17324 |
|
ATMEGA644P20AUPROG ATMEL CORPORATION |
OEM/CM QUOTES ONLY | NO BROKERS |
44 |
| Part Number | Description | Stock |
|
ATMEGA644P-20AU Microchip Technology Inc |
MCU 8-bit - AVR ATmega Family ATmega64 Series Microcontrollers - 64KB Flash - 20 MHz - 3.3V/5V - 44-Pin. RoHS: Not Compliant
|
1572 In Stock |
| Part Number | Description | Stock |
|
ATMEGA644P-20AU D# ATMEGA644P-20AU Microchip Technology Inc |
20MHZ TQFP IND TEMP GREEN 5V RoHS: Compliant
pbFree: Yes
|
3031 - Alternates Available |
|
ATMEGA644P-20AUR D# ATMEGA644P-20AUR Microchip Technology Inc |
20MHZ TQFP IND TEMP GREEN 5V T&R RoHS: Compliant
pbFree: Yes
|
4000 - Alternates Available |
| Part Number | Description | Stock |
|
ATMEGA644P-20AUR Atmel Corporation |
OEM/CM Immediate delivery |
9061 |
|
ATMEGA644P-20AU Microchip Technology Inc |
OEM/CM Immediate delivery |
960 |
| Part Number | Description | Stock |
|
ATMEGA644P-20AUR D# 556-ATMEGA644P-20AUR Microchip Technology Inc |
8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE-20MHZ IND,5V RoHS: Compliant
|
202 |
|
ATMEGA644P-20AU D# 556-ATMEGA644P-20AU Microchip Technology Inc |
8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE 20MHZ 5V RoHS: Compliant
|
299 |
| Part Number | Description | Stock |
|
ATMEGA644P-20AU Microchip Technology Inc |
20MHZ, TQFP, IND TEMP, GREEN, 5V - Package: 44 TQFP 10x10x1mm TRAY RoHS: Compliant
|
0 in Stock 0 on Order |
|
ATMEGA644P-20AUR Microchip Technology Inc |
20MHZ, TQFP, IND TEMP, GREEN, 5V, T&R - Package: 44 TQFP 10x10x1mm T/R RoHS: Compliant
|
0 in Stock 0 on Order |
| Part Number | Description | Stock |
|
ATMEGA644P-20AU D# MCHP00000005675 Microchip Technology Inc |
20MHZ, TQFP, IND TEMP, GREEN, 5V - Package: 44 TQFP 10x10x1mm TRAY |
0 |
|
ATMEGA644P-20AUR D# MCHP00000005676 Microchip Technology Inc |
20MHZ, TQFP, IND TEMP, GREEN, 5V, T&R - Package: 44 TQFP 10x10x1mm T/R |
0 |
| Part Number | Description | Stock |
|
ATMEGA644P-20AUR D# 07AH6427 Microchip Technology Inc |
MCU, 8BIT, 20MHZ, TQFP-44, Product Range:AVR Family ATmega644 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, Embedded Interface RoHS Compliant: Yes RoHS: Compliant
Min Qty: 1
Container: Cut Tape
|
304 |
|
ATMEGA644P-20AU D# 29AC2593 Microchip Technology Inc |
20MHZ, TQFP, IND TEMP, GREEN, 5V ROHS COMPLIANT: YES RoHS: Compliant
Min Qty: 160
Container: Bulk
|
0 |
| Part Number | Description | Stock |
|
ATMEGA644P-20AU D# NS-ATMEGA644P-20AU Atmel Corporation |
OEM/CM ONLY |
5148 |
|
ATMEGA644P-20AUR D# NS-ATMEGA644P-20AUR Atmel Corporation |
OEM/CM ONLY |
2062 |
| Part Number | Description | Stock |
|
ATMEGA644P-20AU Microchip Technology Inc |
MCU 8-bit - AVR ATmega Family ATmega64 Series Microcontrollers - 64KB Flash - 20 MHz - 3.3V/5V - 44-Pin. RoHS: Not Compliant
|
1572 In Stock |
| Part Number | Description | Stock |
|
ATMEGA644P-20AU Atmel Corporation |
8-BIT, FLASH, 20 MHz, RISC MICROCONTROLLER, PQFP44 |
15 |
| Part Number | Description | Stock |
|
ATMEGA644P-20AU D# 1310319P Microchip Technology Inc |
Microchip ATMEGA644P-20AU, 8bit AVR Microcontroller, ATmega, 20MHz, 64 kB Flash, 44-Pin TQFP, PU Min Qty: 1
Container: Tray
|
0 |
| Part Number | Description | Stock |
|
ATMEGA644P-20AUR Atmel Corporation |
ATMEGA644 - RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU RoHS: Compliant
|
21750 |
|
ATMEGA644P-20AU Atmel Corporation |
ATMEGA644 - RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU RoHS: Compliant
|
1999 |
| Part Number | Description | Stock |
|
ATMEGA644P20AU Atmel Corporation |
OEM/CM ONLY |
1584 |
|
ATMEGA644P20AUR Atmel Corporation |
OEM/CM ONLY |
5157 |
|
ATMEGA644P20AUPROG Atmel Corporation |
OEM/CM ONLY |
54 |
| Part Number | Description | Stock |
|
ATMEGA644P-20AU Microchip Technology Inc |
IN stock Immediate delivery |
955 |
|
ATMEGA644P-20AUR Atmel Corporation |
IN stock Immediate delivery |
9076 |
| Part Number | Description | Stock |
|
ATMEGA644P-20AUR Atmel Corporation |
shipping today |
996 |
|
ATMEGA644P-20AU Atmel Corporation |
shipping today |
2889 |
| Part Number | Description | Stock |
|
ATMEGA644P-20AU D# 51806677 Microchip Technology Inc |
MCU 8-bit AVR RISC 64KB Flash 3.3V/5V 44-Pin TQFP Tray RoHS: Compliant
|
Americas - 1572 |
|
ATMEGA644P-20AUR D# 51963321 Microchip Technology Inc |
MCU 8-bit AVR RISC 64KB Flash 3.3V/5V 44-Pin TQFP T/R RoHS: Compliant
|
Americas - 1965 |
| Part Number | Description | Stock |
|
ATMEGA644P-20AU Atmel Corporation |
RFQ |
11535 |
| Part Number | Description | Stock |
|
ATMEGA644P-20AUR Microchip Technology Inc |
IC MCU 8BIT 64KB FLASH 44TQFP |
10964 |
|
ATMEGA644P-20AU Atmel Corporation |
IC MCU 8BIT 64KB FLASH 44TQFP |
2913 |
| Part Number | Description | Stock |
|
ATMEGA644P-20AUR. D# 2695540 Microchip Technology Inc |
MICROCONTROLLER MCU, 8 BIT, ATMEGA, 20MHZ, TQFP-44 RoHS: Compliant
Min Qty: 1
Container: Cut Tape
|
0 |
|
ATMEGA644P-20AUR D# 3131897 Microchip Technology Inc |
MCU, 8BIT, 20MHZ, TQFP-44 RoHS: Compliant
Min Qty: 1
Container: Cut Tape
|
616 |
|
ATMEGA644P-20AU D# 1455121 Microchip Technology Inc |
MCU, 8BIT, ATMEGA, 20MHZ, TQFP-44 RoHS: Compliant
Min Qty: 1
Container: Each
|
1010 |
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Quick Inquiry
| In Stock | 4,313 - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | Can Ship Immediately |
| Minimum | 1 |
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Pricing (USD)
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1 | $ 7.7852 | $ 7.7852 |
| 100 | $ 7.7852 | $ 778.5200 |
| 500 | $ 7.7852 | $ 3,892.6000 |
| 1000 | $ 7.7852 | $ 7,785.2000 |
| 2500 | $ 7.7852 | $ 19,463.0000 |
OEMstron will offer the most competitive prices for you, please refer to the quotations.
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