Product Summary

The AT89S51-24AU is a low-power, high-performance CMOS 8-bit microcontroller with 4K bytes of In-System Programmable Flash memory. The AT89S51-24AU is manufactured using Atmel’s high-density nonvolatile memory technology and is compatible with the industry-standard 80C51 instruction set and pinout. The AT89S51-24PU provides the following standard features: 4K bytes of Flash, 128 bytes of RAM, 32 I/O lines, Watchdog timer, two data pointers, two 16-bit timer/counters, a five-vector two-level interrupt architecture, a full duplex serial port, on-chip oscillator, and clock circuitry.

Parametrics

AT89S51-24AU absolute maximum ratings: (1)Operating Temperature:-55℃ to +125℃; (2)Storage Temperature:-65℃ to +150℃; (3)Voltage on Any Pin with Respect to Ground:-1.0V to +7.0V; (4) Maximum Operating Voltage: 6.6V; (5) DC Output Current: 15.0mA.

Features

AT89S51-24AU features: (1)Compatible with MCS-51 ; (2)Products; (3)4K Bytes of In-System Programmable (ISP) Flash Memory: Endurance: 10,000 Write/Erase Cycles; (4)4.0V to 5.5V Operating Range; (5)Fully Static Operation: 0 Hz to 33 MHz; (6)Three-level Program Memory Lock; (7)128 x 8-bit Internal RAM; (8)32 Programmable I/O Lines; (9)Two 16-bit Timer/Counters; (10)Six Interrupt Sources; (11)Full Duplex UART Serial Channel; (12)Low-power Idle and Power-down Modes; (13)Interrupt Recovery from Power-down Mode; (14)Watchdog Timer; (15)Dual Data Pointer; (16)Power-off Flag; (17)Fast Programming Time; (18)Flexible ISP Programming (Byte and Page Mode); (19)Green (Pb/Halide-free) Packaging Option.

Diagrams

AT89S51-24AU block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
AT89S51-24AU
AT89S51-24AU

Atmel

8-bit Microcontrollers (MCU) 4K ISP FLASH 2.7 TO 5.5V - 24MHz

Data Sheet

0-1: $0.83
1-10: $0.81
10-25: $0.79
25-100: $0.74
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(USD)
Quantity
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