Manufacturer: Microchip Technology
Win Source Part Number: 143704-AT91R40008-66
Packaging: Tray
Core Processor: ARM7
Number of I/O: 32
Program Memory Type: ROMless
Oscillator Type: External
Categories: Integrated Circuits
Status: Obsolete(EOL)
Temperature Range - Operating: -40°C to 85°C (TA)
Case / Package: 100-TQFP (14x14)
Speed(Frequency): 66MHz
Supply Voltage - Operating: 1.65 V to 1.95 V
Part Core Size: 16/32-Bit
Data RAM Size: 256K x 8
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 70 pct.
Supply and Demand Status: Balance
IC MCU 16/32BIT ROMLESS 100TQFP Product overview: AT91R40008-66AI from Microchip Technology is an Embedded Microcontroller MCU for industrial control, IoT devices, embedded automation, motor control, metering, and low-power board designs. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 32-bit, 32BIT. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, 32-bit, 32BIT, Embedded Microcontroller MCU, Microcontrollers. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-AT91R40008-66AI can be used for catalog matching and distributor lookup.
ARM7® AT91 Microcontroller IC 16/32-Bit 66MHz ROMless 100-TQFP (14x14)
IC MCU 16/32BIT ROMLESS 100TQFP
IC MCU 16/32BIT ROMLESS 100TQFP
IC MCU 16/32BIT ROMLESS 100TQFP
ARM7® AT91 Microcontroller IC 16/32-Bit 66MHz ROMless 100-TQFP (14x14)
| Win Source Electronics | ERSAELECTRONICS PTE. LTD. | DigiKey | ODG (Origin Data Global) | Shenzhen Shengyu Electronics Technology Limited | Lingto Electronic Limited | Quarktwin Technology Ltd. | |
|---|---|---|---|---|---|---|---|
| Product Category | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) |
| Product Number | 143704-AT91R40008-66AI | 685-AT91R40008-66AI | AT91R40008-66AI-ND | AT91R40008-66AI | AT91R40008-66AI | AT91R40008-66AI | AT91R40008-66AI |
| Product Name | Embedded - Embedded - Microcontrollers - AT91R40008-66AI | 32-bit 32BIT Embedded Microcontroller MCU | Microcontrollers | Microcontrollers | Integrated Circuits (ICs) - Embedded - Microcontrollers | Embedded - Microcontrollers | Microcontrollers |
| Data Bus | 32 Bit | 32 Bit | 16 Bit; 32 Bit | 16 Bit; 32 Bit | 16 Bit; 32 Bit; 16/32-Bit | 16 Bit; 32 Bit; 16/32-Bit | |
| Life Cycle Stage | Obsolete(EOL) | Removed | Removed; Obsolete | ||||
| Clock Speed | 66 MHz | 66 MHz | 66 MHz | 66 MHz | 66 MHz | ||
| RAM | 256 KB | 256 KB | 256 KB | 256 KB | 256 KB | 256 KB | |
| ROM Type | ROMLess; ROMless | ROMLess | ROMLess; ROMless |
