Microchip, 8bit 8051, AT89 Microcontroller, 24MHz, 12 kB Flash, 44-Pin TQFP
- RS Stock No.:
- 127-8155
- Mfr. Part No.:
- AT89S8253-24AU
- Brand:
- Microchip
Bulk discount available
Subtotal (1 pack of 5 units)*
£9.85
(exc. VAT)
£11.80
(inc. VAT)
FREE delivery for orders over £50.00
In Stock
- 480 unit(s) ready to ship
- Plus 999,999,515 unit(s) shipping from 27 November 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit | Per Pack* |
|---|---|---|
| 5 - 20 | £1.97 | £9.85 |
| 25 - 95 | £1.908 | £9.54 |
| 100 + | £1.842 | £9.21 |
*price indicative
- RS Stock No.:
- 127-8155
- Mfr. Part No.:
- AT89S8253-24AU
- Brand:
- Microchip
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Microchip | |
| Family Name | AT89 | |
| Package Type | TQFP | |
| Mounting Type | Surface Mount | |
| Pin Count | 44 | |
| Device Core | 8051 | |
| Data Bus Width | 8bit | |
| Program Memory Size | 12 kB | |
| Maximum Frequency | 24MHz | |
| RAM Size | 256 B | |
| USB Channels | 0 | |
| Number of PWM Units | 0 | |
| Number of SPI Channels | 1 | |
| Typical Operating Supply Voltage | 2.7 → 5.5 V | |
| Number of I2C Channels | 0 | |
| Number of CAN Channels | 0 | |
| Number of UART Channels | 1 | |
| Program Memory Type | Flash | |
| Instruction Set Architecture | CISC | |
| Number of Ethernet Channels | 0 | |
| Height | 1.05mm | |
| Width | 10.1mm | |
| Dimensions | 10.1 x 10.1 x 1.05mm | |
| Pulse Width Modulation | 0 | |
| Maximum Operating Temperature | +85 °C | |
| Number of ADC Units | 0 | |
| Length | 10.1mm | |
| ADCs | 0 | |
| Minimum Operating Temperature | -40 °C | |
| Maximum Number of Ethernet Channels | 0 | |
Select all | ||
|---|---|---|
Brand Microchip | ||
Family Name AT89 | ||
Package Type TQFP | ||
Mounting Type Surface Mount | ||
Pin Count 44 | ||
Device Core 8051 | ||
Data Bus Width 8bit | ||
Program Memory Size 12 kB | ||
Maximum Frequency 24MHz | ||
RAM Size 256 B | ||
USB Channels 0 | ||
Number of PWM Units 0 | ||
Number of SPI Channels 1 | ||
Typical Operating Supply Voltage 2.7 → 5.5 V | ||
Number of I2C Channels 0 | ||
Number of CAN Channels 0 | ||
Number of UART Channels 1 | ||
Program Memory Type Flash | ||
Instruction Set Architecture CISC | ||
Number of Ethernet Channels 0 | ||
Height 1.05mm | ||
Width 10.1mm | ||
Dimensions 10.1 x 10.1 x 1.05mm | ||
Pulse Width Modulation 0 | ||
Maximum Operating Temperature +85 °C | ||
Number of ADC Units 0 | ||
Length 10.1mm | ||
ADCs 0 | ||
Minimum Operating Temperature -40 °C | ||
Maximum Number of Ethernet Channels 0 | ||
- COO (Country of Origin):
- US
8051 Architecture Flash ISP (In-System Programmable) Microcontrollers, Atmel
Atmel offers Flash 8051 microcontrollers featuring In-System Programming (ISP) that they can be programmed with the appropriate software, either in parallel or in serial mode.
8051 Architecture Microcontrollers
Atmel's 8-bit microcontrollers (MCUs) based on the 8051 instruction set, combine proven technology with the latest features and functionality, with all featuring advanced flash memory.
Device Family
Single Cycle Core
Flash ISP (In-System Programmable)
Flash (Reprogrammable)
CAN Networking MCUs
USB MCUs
ROMless
Flash ISP (In-System Programmable)
Flash (Reprogrammable)
CAN Networking MCUs
USB MCUs
ROMless
Related links
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- Microchip AT89 Microcontroller 8 kB Flash, 40-Pin PDIP