8-bit microcontroller (MCU) with 12KB FLASH memory and 256B RAM. Features an 8051 core architecture operating at up to 24MHz, with an 8-bit address and data bus. Offers 32 I/Os, 1 SPI channel, 1 UART channel, and 3 timers/counters. Includes POR and WDT peripherals. Packaged in a 44-TQFP surface mount case, operating from 2.7V to 5.5V, with an access time of 24µs.
Frequency24MHz
PackageTQFP
MountingSurface Mount
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Technical Specifications
Microchip AT89S8253-24AU technical specifications.
General
Access Time
24us
Address Bus Width
8b
Package/Case
TQFP
Core Architecture
8051
Data Bus Width
8b
Density
12KB
Frequency
24MHz
Height
1.05mm
Interface
SPI, UART
Lead Free
Lead Free
Length
10.1mm
Max Frequency
24MHz
Max Operating Temperature
85°C
Min Operating Temperature
-40°C
Max Supply Voltage
5.5V
Memory Size
12KB
Memory Type
FLASH,
Min Supply Voltage
2.7V
Mount
Surface Mount
Number of Bits
8
Number of I/Os
32
Number of SPI Channels
1
Number of Timers/Counters
3
Number of UART Channels
1
Oscillator Type
External
Peripherals
POR, WDT
Radiation Hardening
No
RAM Size
256B
Reach SVHC Compliant
No
RoHS Compliant
Yes
Watchdog Timer
Yes
Width
10.1mm
Compliance
RoHS
Compliant
Datasheet
Microchip AT89S8253-24AU Datasheet
Download the complete datasheet for Microchip AT89S8253-24AU to view detailed technical specifications.
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