
For Reference Only
Part Number | AT91SAM7S256D-MU-999 |
OEMstron Part # | AT91SAM7S256D-MU-999 |
Manufacturer | Microchip Technology |
Category | Semiconductors › Embedded Processors & Controllers › Microcontrollers |
Description | IC MCU 32BIT 256KB FLASH 64QFN |
Lifecycle | Active |
RoHS | No RoHS Information |
EDA/CAD Models | AT91SAM7S256D-MU-999 PCB Footprint and Symbol |
Warehouses | USA, Europe, China, Hong Kong SAR |
Estimated Delivery | Mar 20 - Mar 25 (Choose Expedited Shipping) |
Warranty | Up to 1 year [Limited-Warranty]* |
Payment | ![]() |
Shipping | ![]() |
AT91SAM7S256D-MU-999 Specifications
Part Number | AT91SAM7S256D-MU-999 | |
Brand | Microchip Technology | |
Lifecycle | Active | |
RoHS | No RoHS Information | |
Product Line | Semiconductors | |
Category | Embedded Processors & Controllers | |
Subcategory | Microcontrollers | |
Manufacturer | Microchip Technology | |
Series | SAM7S | |
Core Processor | ARM7® | |
Core Size | 16/32-Bit | |
Speed | 55MHz | |
Connectivity | I²C, SPI, SSC, UART/USART, USB | |
Peripherals | Brown-out Detect/Reset, DMA, POR, PWM, WDT | |
Number of I/O | 32 | |
Program Memory Size | 256KB (256K x 8) | |
Program Memory Type | FLASH | |
EEPROM Size | - | |
RAM Size | 64K x 8 | |
Voltage - Supply (Vcc/Vdd) | 1.65V ~ 1.95V | |
Data Converters | A/D 8x10b | |
Oscillator Type | Internal | |
Operating Temperature | -40°C ~ 85°C (TA) | |
Mounting Type | Surface Mount | |
Package / Case | 64-VFQFN Exposed Pad | |
Supplier Device Package | 64-QFN (9x9) |
AT91SAM7S256D-MU-999 Documents

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Global Supply Chains - Reliable and Authorized Distributor Resources
Part Number | Description | Stock |
AT91SAM7S256D-MU-999 D# V36:1790_07146311 Microchip Technology Inc |
MCU 16-bit/32-bit ARM7TDMI RISC 256KB Flash 1.8V/3.3V 64-Pin QFN EP T/R RoHS: Compliant
|
Americas - 0 |
AT91SAM7S256D-MU D# V99:2348_07146580 Microchip Technology Inc |
MCU 16-bit/32-bit ARM7TDMI RISC 256KB Flash 1.8V/3.3V 64-Pin QFN EP Tray RoHS: Compliant
|
Americas - 29 |
Part Number | Description | Stock |
AT91SAM7S256D-MU D# AT91SAM7S256D-MU-999 Microchip Technology Inc |
- Tape and Reel (Alt: AT91SAM7S256D-MU-999) RoHS: Compliant
|
Americas - 0 |
Part Number | Description | Stock |
AT91SAM7S256D-MU D# AT91SAM7S256D-MU Microchip Technology Inc |
(Alt: AT91SAM7S256D-MU) |
Europe - 0 |
Part Number | Description | Stock |
AT91SAM7S256D-MU Atmel Corporation |
MCU, 32BIT, ARM7, 55MHZ, QFN-64, Architecture:ARM7TDMI, Program Memory Size:256KB, RAM Memory Size:64KB, CPU Speed:55MHz, No. of I/O's:32, MCU Case Style:QFN, No. of Pins:64, Embedded Interface Type:I2C, SPI, SSC, UART, USART , RoHS Compliant: Yes |
160 |
AT91SAM7S256D-MU-999 Atmel Corporation |
ARM Microcontrollers - MCU QFN GREEN IND TEMP T&R, MRL D |
Contact Us |
Part Number | Description | Stock |
AT91SAM7S256D-MU D# C1S124600257247 Microchip Technology Inc |
QFN, GREEN, IND TEMP, MRL D RoHS: Compliant
pbFree: Yes
Min Qty: 1
|
260 |
Part Number | Description | Stock |
AT91SAM7S256D-MU Microchip Technology Inc |
QFN-64 MICROCHIP RoHS |
256 |
Part Number | Description | Stock |
AT91SAM7S256D-MU-999 D# AT91SAM7S256D-MU-999TR-ND Microchip Technology Inc |
IC MCU 16/32BIT 256KB FLSH 64QFN |
Temporarily Out of Stock |
AT91SAM7S256D-MU D# AT91SAM7S256D-MU-ND Microchip Technology Inc |
IC MCU 16/32BIT 256KB FLSH 64QFN |
221 In Stock |
Part Number | Description | Stock |
AT91SAM7S256D-MU-999 Atmel Corporation |
In stock shipping within 2days |
198 |
Part Number | Description | Stock |
AT91SAM7S256D-MU-999 D# 3628440 Microchip Technology Inc |
MICROCONTROLLERS (MCU) - 16/32 BIT - ARM RoHS: Compliant
Min Qty: 3500
Container: Reel
|
0 |
AT91SAM7S256D-MU D# 2775009 Microchip Technology Inc |
MCU, 32BIT, ARM7, 55MHZ, QFN-64 RoHS: Compliant
Min Qty: 1
Container: Each
|
0 |
Part Number | Description | Stock |
AT91SAM7S256D-MU Microchip Technology Inc |
QFN, GREEN, IND TEMP, MRL D RoHS: Compliant
pbFree: Yes
|
0 Tray |
AT91SAM7S256D-MU-999 Microchip Technology Inc |
RoHS: Compliant
pbFree: Yes
|
0 Reel |
Part Number | Description | Stock |
AT91SAM7S256D-MU Microchip Technology Inc |
ARM7® series Microcontroller IC 55MHz FLASH 64-QFN (9x9) RoHS: Compliant
|
30000 |
Part Number | Description | Stock |
AT91SAM7S256D-MU D# C966902 Microchip Technology Inc |
256 |
Part Number | Description | Stock |
AT91SAM7S256D-MU Microchip Technology Inc |
MCU 32-bit ARM7TDMI RISC 256KB Flash 1.8V/3.3V 64-Pin QFN EP Tray RoHS: Not Compliant
|
260 In Stock |
AT91SAM7S256D-MU-999 Microchip Technology Inc |
RoHS: Not Compliant
|
0 |
Part Number | Description | Stock |
AT91SAM7S256D-MU D# AT91SAM7S256D-MU Microchip Technology Inc |
QFN GREEN IND TEMP MRL D RoHS: Compliant
pbFree: Yes
|
2600 - Alternates Available |
AT91SAM7S256D-MU-999 D# AT91SAM7S256D-MU-999 Microchip Technology Inc |
QFN GREEN IND TEMP T&R MRL D RoHS: Compliant
pbFree: Yes
|
Temporarily Out of Stock – Alternates Available |
Part Number | Description | Stock |
AT91SAM7S256D-MU D# 556-AT91SAM7S256D-MU Microchip Technology Inc |
ARM Microcontrollers - MCU 256K Flash SRAM 64K ARM based MCU RoHS: Compliant
|
174 |
Part Number | Description | Stock |
AT91SAM7S256D-MU-999 Microchip Technology Inc |
QFN,GREEN,IND TEMP,T&R, MRL D - Package: 64 VQFN 9x9x1mm T/R RoHS: Compliant
|
0 in Stock 0 on Order |
AT91SAM7S256D-MU Microchip Technology Inc |
QFN, GREEN, IND TEMP, MRL D - Package: 64 VQFN 9x9x1mm TRAY RoHS: Compliant
|
0 in Stock 0 on Order |
Part Number | Description | Stock |
AT91SAM7S256D-MU-999 D# MCHP00000004593 Microchip Technology Inc |
QFN,GREEN,IND TEMP,T&R, MRL D - Package: 64 VQFN 9x9x1mm T/R |
0 |
AT91SAM7S256D-MU D# MCHP00000004592 Microchip Technology Inc |
QFN, GREEN, IND TEMP, MRL D - Package: 64 VQFN 9x9x1mm TRAY |
0 |
Part Number | Description | Stock |
AT91SAM7S256D-MU D# 53W6631 Microchip Technology Inc |
MCU, 32BIT, ARM7, 55MHZ, QFN-64, Product Range:SAM32 Family AT91SAM7S Series Microcontrollers, Architecture:ARM7TDMI, No. of Bits:32bit, CPU Speed:55MHz, Program Memory Size:256KB, RAM Memory Size:64KB, No. of Pins:64Pins RoHS Compliant: Yes RoHS: Compliant
Min Qty: 1
Container: Bulk
|
119 |
Part Number | Description | Stock |
AT91SAM7S256D-MU-999 D# NS-AT91SAM7S256D-MU-999 Atmel Corporation |
OEM/CM ONLY |
3026 |
AT91SAM7S256D-MU D# NS-AT91SAM7S256D-MU Atmel Corporation |
OEM/CM ONLY |
1558 |
Part Number | Description | Stock |
AT91SAM7S256D-MU Microchip Technology Inc |
MCU 32-bit ARM7TDMI RISC 256KB Flash 1.8V/3.3V 64-Pin QFN EP Tray RoHS: Not Compliant
|
260 In Stock |
AT91SAM7S256D-MU-999 Microchip Technology Inc |
RoHS: Not Compliant
|
0 |
Part Number | Description | Stock |
AT91SAM7S256D-MU Atmel Corporation |
AT91SAM7S256 - RISC Microcontroller, 32-Bit, FLASH, ARM7 CPU RoHS: Compliant
|
471 |
Part Number | Description | Stock |
AT91SAM7S256D-MU D# 51639878 Microchip Technology Inc |
MCU 16-bit/32-bit ARM7TDMI RISC 256KB Flash 1.8V/3.3V 64-Pin QFN EP Tray RoHS: Compliant
|
Americas - 260 |
Part Number | Description | Stock |
AT91SAM7S256D-MU Atmel Corporation |
ARM-based Flash MCU |
1000 |
Part Number | Description | Stock |
AT91SAM7S256D-MU D# 2775009 Microchip Technology Inc |
MCU, 32BIT, ARM7, 55MHZ, QFN-64 RoHS: Compliant
Min Qty: 1
Container: Each
|
0 |
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Quick Inquiry
In Stock | 399 - More on Order |
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Quote Limit | No Limit |
Lead-Time | To be Confirmed |
Minimum | 1 |
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Pricing (USD)
Qty. | Unit Price | Ext. Price |
---|---|---|
1 | $ 10.3831 | $ 10.3831 |
100 | $ 10.3831 | $ 1,038.3100 |
500 | $ 10.3831 | $ 5,191.5500 |
1000 | $ 10.3831 | $ 10,383.1000 |
2500 | $ 10.3831 | $ 25,957.7500 |
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