Microchip Technology AT89C5131A-RDTIL Microcontroller, Microprocessor, FPGA Modules
IC MCU 8BIT 32KB FLASH 64LQFP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
AT89C5131A-RDTIL
Series
Detailed Description
IC MCU 8BIT 32KB FLASH 64LQFP
Package
64-LQFP
Key Features
Package / Case: 64-LQFP; Mounting Type: Surface Mount
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
AT89C5131A-RDTIL Datasheet
Quick Jump:
Technical Specifications
Microchip Technology AT89C5131A-RDTIL Microcontroller, Microprocessor, FPGA Modules technical specifications.
General
Series
89C
RAM Size
1.25K x 8
Data Bus Width
8 bit
Maximum Clock Frequency
48 MHz
RoHS
Yes
Package / Case
64-LQFP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
3V ~ 3.6V
Lifecycle Status
Obsolete
Alternate Parts Comparison (AT89C5131A-RDTIL vs AT89C1051-24PC vs AT89C52-24JC vs AT89C51-24AC)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Series | 89C | -- | 89C | 89C |
| Package / Case | 64-LQFP | -- | 44-LCC | 44-TQFP |
| Mounting Type | Surface Mount | -- | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) | -- | 0°C ~ 70°C | 0°C ~ 70°C |
| Supply Voltage | 3V ~ 3.6V | -- | 4V ~ 6V | 4V ~ 6V |
| Core Processor | 80C51 | -- | 8051 | 8051 |
| Core Size | 8-Bit | -- | 8-Bit | 8-Bit |
| RAM Size | 1.25K x 8 | -- | 256 x 8 | 128 x 8 |
| RoHS | Yes | -- | Yes | Yes |
| Lifecycle Status | Obsolete | -- | Obsolete | Obsolete |
| Connectivity | I²C, SPI, UART/USART, USB | -- | SIO, UART/USART | UART/USART |
| Number of I/O | 34 | -- | 32 | 32 |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
NXP
IC MCU 8BIT 32KB FLASH 64QFP
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Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.