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For Reference Only
| Part Number | ATMEGA644-20AU |
| OEMstron Part # | ATMEGA644-20AU |
| 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 | ATMEGA644-20AU PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Feb 19 - Feb 24 (Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |  |
| Shipping |  |
ATMEGA644-20AU Specifications
| Part Number | ATMEGA644-20AU | |
| 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) |
ATMEGA644-20AU Documents
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Global Supply Chains - Reliable and Authorized Distributor Resources
| Part Number | Description | Stock |
|
ATMEGA644-20AUR D# V72:2272_07145337 Microchip Technology Inc |
MCU 8-bit AVR RISC 64KB Flash 3.3V/5V 44-Pin TQFP T/R RoHS: Compliant
|
Americas - 1953 |
|
ATMEGA644-20AU D# V99:2348_07145488 Microchip Technology Inc |
MCU 8-bit AVR RISC 64KB Flash 3.3V/5V 44-Pin TQFP Tray RoHS: Compliant
|
Americas - 76 |
| Part Number | Description | Stock |
|
ATMEGA644-20AU D# ATMEGA644-20AU Atmel Corporation |
- Bulk (Alt: ATMEGA644-20AU) |
Americas - 1537 |
|
ATMEGA644-20AUR D# ATMEGA644-20AUR Microchip Technology Inc |
MCU 8-Bit ATmega AVR RISC 64KB Flash 3.3V/5V 44-Pin TQFP T/R - Tape and Reel (Alt: ATMEGA644-20AUR) RoHS: Compliant
|
Americas - 0 |
| Part Number | Description | Stock |
|
ATMEGA644-20AU D# ATMEGA644-20AU Microchip Technology Inc |
(Alt: ATMEGA644-20AU) |
Asia - 0 |
| Part Number | Description | Stock |
|
ATMEGA644-20AUR D# ATMEGA644-20AUR Microchip Technology Inc |
MCU 8-Bit ATmega AVR RISC 64KB Flash 3.3V/5V 44-Pin TQFP T/R (Alt: ATMEGA644-20AUR) |
Europe - 0 |
|
ATMEGA644-20AU D# ATMEGA644-20AU Microchip Technology Inc |
(Alt: ATMEGA644-20AU) |
Europe - 135 |
| Part Number | Description | Stock |
|
ATMEGA644-20AU Atmel Corporation |
1410 |
| Part Number | Description | Stock |
|
ATMEGA644-20AU D# 64S2975 Microchip Technology Inc |
MCU 8-bit AVR RISC 64KB Flash |
477 |
| Part Number | Description | Stock |
|
ATMEGA644-20AU Atmel Corporation |
MCU, 8BIT, ATMEGA, 20MHZ, TQFP-44 |
119 |
|
ATMEGA644-20AUR Atmel Corporation |
IC MCU 8BIT 64KB FLASH 44TQFP |
4000 |
| Part Number | Description | Stock |
|
ATMEGA644-20AU D# C1S112300069488 Altera Corporation |
Microcontrollers RoHS: Not Compliant
pbFree: No
Min Qty: 1
|
150 |
| Part Number | Description | Stock |
|
ATMEGA64420AU Atmel Corporation |
RoHS: Compliant
|
Europe - 5 |
| Part Number | Description | Stock |
|
ATMEGA644-20AUR D# ATMEGA644-20AURCT-ND Microchip Technology Inc |
IC MCU 8BIT 64KB FLASH 44TQFP |
1710 In Stock |
|
ATMEGA644-20AU D# ATMEGA644-20AU-ND Microchip Technology Inc |
IC MCU 8BIT 64KB FLASH 44TQFP |
2856 In Stock |
| Part Number | Description | Stock |
|
ATMEGA644-20AU Microchip Technology Inc |
In stock shipping within 2days |
30525 |
|
ATMEGA644-20AUR Microchip Technology Inc |
In stock shipping within 2days |
8260 |
| Part Number | Description | Stock |
|
ATMEGA644-20AU D# 1288339 Microchip Technology Inc |
MCU, 8BIT, ATMEGA, 20MHZ, TQFP-44 RoHS: Compliant
Min Qty: 1
Container: Each
|
443 |
|
ATMEGA644-20AUR D# 3628785 Microchip Technology Inc |
MICROCONTROLLERS (MCU) - 8 BIT RoHS: Compliant
Min Qty: 2000
Container: Reel
|
0 |
| Part Number | Description | Stock |
|
ATMEGA644-20AUR Microchip Technology Inc |
RoHS: Compliant
pbFree: Yes
|
0 |
| Part Number | Description | Stock |
|
ATMEGA64420AU Atmel Corporation |
OEM/CM QUOTES ONLY | NO BROKERS |
1840 |
|
ATMEGA64420AUNEW Atmel Corporation |
OEM/CM QUOTES ONLY | NO BROKERS |
53084 |
|
ATMEGA64420AUR Microchip Technology Inc |
OEM/CM QUOTES ONLY | NO BROKERS |
2300 |
| Part Number | Description | Stock |
|
ATMEGA644-20AU Atmel Corporation |
in stock - can ship the same day |
50 |
| Part Number | Description | Stock |
|
ATMEGA644-20AU Microchip Technology Inc |
AVR - ATmega - Microcontroller - IC 8 Bit - 20MHz - 64KB (32K x 16) - FLASH RoHS: Not Compliant
|
45 In Stock |
| Part Number | Description | Stock |
|
ATMEGA644-20AUR D# ATMEGA644-20AUR Microchip Technology Inc |
20MHZ TQFP IND TEMP GREEN 5V T&R RoHS: Compliant
pbFree: Yes
|
2000 - Alternates Available |
|
ATMEGA644-20AU D# ATMEGA644-20AU Microchip Technology Inc |
20MHZ TQFP IND TEMP GREEN 5V RoHS: Compliant
pbFree: Yes
|
4842 - Alternates Available |
| Part Number | Description | Stock |
|
ATMEGA644-20AUR Atmel Corporation |
OEM/CM Immediate delivery |
1517 |
|
ATMEGA644-20AU Atmel Corporation |
OEM/CM Immediate delivery |
320 |
| Part Number | Description | Stock |
|
ATMEGA644-20AUR 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 |
|
ATMEGA644-20AU Microchip Technology Inc |
20MHZ, TQFP, IND TEMP, GREEN, 5V - Package: 44 TQFP 10x10x1mm TRAY RoHS: Compliant
|
0 in Stock 0 on Order |
| Part Number | Description | Stock |
|
ATMEGA644-20AUR D# MCHP00000005664 Microchip Technology Inc |
20MHZ, TQFP, IND TEMP, GREEN, 5V, T&R - Package: 44 TQFP 10x10x1mm T/R |
0 |
|
ATMEGA644-20AU D# MCHP00000005663 Microchip Technology Inc |
20MHZ, TQFP, IND TEMP, GREEN, 5V - Package: 44 TQFP 10x10x1mm TRAY |
0 |
| Part Number | Description | Stock |
|
ATMEGA644-20AU D# 68T3094 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
|
14 |
|
ATMEGA644-20AUR D# 68T3095 Microchip Technology Inc |
20MHZ, TQFP, IND TEMP, GREEN, 5V, T&R, 44 TQFP 10X10X1MM T/R ROHS COMPLIANT: YES RoHS: Compliant
Min Qty: 2000
Container: TAPE & REEL - FULL
|
0 |
| Part Number | Description | Stock |
|
ATMEGA644-20AU D# NS-ATMEGA644-20AU Multiple |
OEM/CM ONLY |
1898 |
|
ATMEGA644-20AUR D# NS-ATMEGA644-20AUR Atmel Corporation |
OEM/CM ONLY |
8191 |
| Part Number | Description | Stock |
|
ATMEGA644-20AU Microchip Technology Inc |
AVR - ATmega - Microcontroller - IC 8 Bit - 20MHz - 64KB (32K x 16) - FLASH RoHS: Not Compliant
|
45 In Stock |
| Part Number | Description | Stock |
|
ATMEGA644-20AU Atmel Corporation |
1093 |
| Part Number | Description | Stock |
|
ATMEGA644-20AU D# 1773449 Microchip Technology Inc |
Microchip ATMEGA644-20AU, 8bit AVR Microcontroller, ATMEGA, 20MHz, 64 kB Flash, 44-Pin TQFP, PU Min Qty: 160
Container: Tray
|
28 |
| Part Number | Description | Stock |
|
ATMEGA644-20AU Atmel Corporation |
ATMEGA644 - RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU RoHS: Compliant
|
1537 |
| Part Number | Description | Stock |
|
ATMEGA64420AU NEW Atmel Corporation |
OEM/CM ONLY |
63776 |
|
ATMEGA64420AU Atmel Corporation |
OEM/CM ONLY |
4479 |
|
ATMEGA64420AUR Atmel Corporation |
OEM/CM ONLY |
4232 |
| Part Number | Description | Stock |
|
ATMEGA644-20AU Atmel Corporation |
IN stock Immediate delivery |
315 |
|
ATMEGA644-20AUR Atmel Corporation |
IN stock Immediate delivery |
1532 |
| Part Number | Description | Stock |
|
ATMEGA644-20AU Microchip Technology Inc |
shipping today |
1274 |
|
ATMEGA644-20AUR Atmel Corporation |
shipping today |
247 |
| Part Number | Description | Stock |
|
ATMEGA644-20AUR D# 45800884 Microchip Technology Inc |
MCU 8-bit AVR RISC 64KB Flash 3.3V/5V 44-Pin TQFP T/R RoHS: Compliant
|
Americas - 1953 |
|
ATMEGA644-20AU D# 32697859 Microchip Technology Inc |
MCU 8-bit AVR RISC 64KB Flash 3.3V/5V 44-Pin TQFP Tray RoHS: Compliant
|
Americas - 76 |
| Part Number | Description | Stock |
|
ATMEGA644-20AU Atmel Corporation |
RFQ |
10613 |
| Part Number | Description | Stock |
|
ATMEGA644-20AU Microchip Technology Inc |
IC MCU 8BIT 64KB FLASH 44TQFP |
1285 |
| Part Number | Description | Stock |
|
ATMEGA644-20AU D# 1528382 Microchip Technology Inc |
MCU, 8BIT, ATMEGA, 20MHZ, TQFP-44 RoHS: Compliant
Min Qty: 1
Container: Waffle Pack
|
0 |
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Quick Inquiry
| In Stock | 2,466 - 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 | $ 8.0192 | $ 8.0192 |
| 100 | $ 8.0192 | $ 801.9200 |
| 500 | $ 8.0192 | $ 4,009.6000 |
| 1000 | $ 8.0192 | $ 8,019.2000 |
| 2500 | $ 8.0192 | $ 20,048.0000 |
OEMstron will offer the most competitive prices for you, please refer to the quotations.
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