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S87C654-5A44 The Signetics S87C654-5A44 is an 8-bit microcontroller based on the 80C51 architecture. It features 16kB of ROM and 256B of RAM.
Mfr Part #:

S87C654-5A44

Available from 1 distributors
Mfr Name: Signetics
Signetics
The Signetics S87C654-5A44 is an 8-bit microcontroller based on the 80C51 architecture. It features 16kB of ROM and 256B of RAM.
✓ Total Stock: 5 pcs
$ Price Range: $5.52

S87C654-5A44 Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Speed Components Ltd ✓
Non-Authorised Inventory information
5 pcs
On Request
5 pcs On Request 1 On Request On Request 9340 On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

S87C654-5A44 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Interface
Operating Temperature
Program Memory Size
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S87C654-5A44 Description

Short technical summary and product information.

The Signetics S87C654-5A44 is a CMOS single-chip 8-bit microcontroller, derived from the 80C51 family. It offers a 16kB mask-programmable ROM and 256 bytes of volatile read/write data memory. This microcontroller includes two 16-bit timer/event counters, four 8-bit I/O ports, an I2C-bus serial I/O port, and full-duplex UART facilities.

 

Designed for general control systems, the 83C654 operates with an extended frequency range from 3.5 MHz to 24 MHz. It supports multiple operating temperature ranges, including 0 to +70°C, -40 to +85°C, and -40 to +125°C. The device is packaged in a PDIP.

 

Key features include an 80C51 CPU core, expandable memory capabilities, and power control modes such as Idle and Power-down. The instruction set comprises over 100 instructions, with execution times varying based on clock speed.

S87C654-5A44 Quick Information

Product Type: Microcontroller
Canonical Name: Signetics 83C654 CMOS Single-Chip 8-Bit Microcontroller
Subcategory: 8-Bit Microcontroller

S87C654-5A44 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

S87C654-5A44 Estimated Pricing

Qty Low High
1+ $5.52 $5.52

Estimated market price range - modelled values for guidance only, not live distributor offers.

S87C654-5A44 Features

  • 80C51 central processing unit core.
  • 16kB mask programmable ROM.
  • 256 bytes of read/write data memory.
  • Includes I2C and UART interfaces.
  • Operates up to 24 MHz frequency.

S87C654-5A44 Applications

  • Suitable for general control systems.
  • Applications requiring I2C communication.
  • Systems needing UART communication.
  • Embedded control applications.

S87C654-5A44 FAQs

5 frequently asked questions generated from this part’s specifications.
What is the program memory size of the S87C654-5A44?

The S87C654-5A44 has 16kB of mask-programmable ROM.

What is the data memory size of the S87C654-5A44?

The S87C654-5A44 has 256 bytes of read/write data memory.

What is the maximum operating frequency for the S87C654-5A44?

The S87C654-5A44 can operate up to 24 MHz.

What are the operating temperature ranges for the S87C654-5A44?

The S87C654-5A44 operates in three ranges: 0 to +70°C, -40 to +85°C, and -40 to +125°C.

What type of package is the S87C654-5A44 in?

The S87C654-5A44 is available in a PDIP package.

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