This website uses cookies. By using this site, you consent to the use of cookies. For more information, please take a look at our Privacy Policy.

Images are for reference only,

See Technical Specifications

AT87C52X2-SLSUM +BOM

44-pin PLCC Stick variant of the 80C51 CISC microcontroller

Manufacturer:

Microchip Technology
Mfr.Part #:

AT87C52X2-SLSUM
Datasheet:

AT87C52X2-SLSUM Datasheet (PDF)
Series:

87C
Programmabe:

Not Verified
Core Processor:

80C51
Core Size:

8-Bit
EDA/CAD Models:

Request Free CAD Models for AT87C52X2-SLSUM

AT87C52X2-SLSUM General Description

The AT87C52X2-SLSUM microcontroller by Atmel is a powerful, low-power 8-bit solution that provides impressive performance in a wide range of applications. With a CPU running at 12 MHz, 4K bytes of Flash memory, and 128 bytes of RAM, this microcontroller offers the essential resources for developing sophisticated embedded systems. Its array of features, including 32 I/O lines, two 16-bit timer/counters, a full-duplex UART, and a programmable serial port, make it a versatile choice for designers seeking a high-performance microcontroller. Additionally, the inclusion of an on-chip oscillator and clock circuitry, along with support for ISP Flash memory programming, enhances its usability and cost-effectiveness. The wide operating voltage range further adds to its flexibility, making the AT87C52X2-SLSUM a compelling option for developers working on diverse projects

Key Features

80C52 Compatible
– 8051 Pin and Instruction Compatible
– Four 8-bit I/O Ports
– Three 16-bit Timer/Counters
– 256 Bytes Scratchpad RAM
High-speed Architecture
40 MHz at 5V, 30 MHz at 3V
X2 Speed Improvement Capability (6 Clocks/Machine Cycle)
– 30 MHz at 5V, 20 MHz at 3V (Equivalent to 60 MHz at 5V, 40 MHz at 3V)
Dual Data Pointer
On-chip ROM/EPROM (8Kbytes)
Programmable Clock Out and Up/Down Timer/Counter 2
Asynchronous Port Reset
Interrupt Structure with
– 6 Interrupt Sources
– 4 Level Priority Interrupt System
Full Duplex Enhanced UART
– Framing Error Detection
– Automatic Address Recognition
Low EMI (Inhibit ALE)
Power Control Modes
– Idle Mode
– Power-down Mode
– Power-off Flag
Once Mode (On-chip Emulation)
Power Supply: 4.5 - 5.5V, 2.7 - 5.5V
Temperature Ranges: Commercial (0 to 70oC) and Industrial (-40 to 85oC)
Packages: PDIL40, PLCC44, VQFP44 1.4, PQFP44 (13.9 footprint)

Specifications

Series	87C	Programmabe	Not Verified
Core Processor	80C51	Core Size	8-Bit
Speed	40/20MHz	Connectivity	UART/USART
Peripherals	POR	Number of I/O	32
Program Memory Size	8KB (8K x 8)	Program Memory Type	OTP
RAM Size	256 x 8	Voltage - Supply (Vcc/Vdd)	4.5V ~ 5.5V
Oscillator Type	Internal	Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount	Base Product Number	AT87C52X2