Description

The Electronic Component Model S87C751-2A28 is a microcontroller that offers the advantages of the 80C51 architecture at a low cost. It is fabricated using Philips high-density CMOS technology and has a small package size. The microcontroller features a 2k × 8 ROM (83C751) or EPROM (87C751), a 64 × 8 RAM, 19 I/O lines, a 16-bit auto-reload counter/timer, a five-source, fixed-priority level interrupt structure, a bidirectional inter-integrated circuit (I2C) serial bus interface, and an on-chip oscillator.

Specifications and features

• 80C51 based architecture
• Inter-Integrated Circuit (I2C) serial bus interface
• Small package sizes: 24-pin DIP (300 mil "skinny DIP"), 24-pin Shrink Small Outline Package, 28-pin PLCC
• 87C751 available in one-time programmable plastic packages
• Wide oscillator frequency range
• Low power consumption: Normal operation: less than 11mA @ 5V, 12MHz; Idle mode; Power-down mode
• 2k × 8 ROM (83C751), 2k × 8 EPROM (87C751)
• 64 × 8 RAM
• 16-bit auto reloadable counter/timer
• Fixed-rate timer
• Boolean processor
• CMOS and TTL compatible
• Well suited for logic replacement, consumer and industrial applications
• LED drive outputs

Application Scenarios

The Electronic Component Model S87C751-2A28 is well suited for logic replacement, consumer, and industrial applications. It can be used in various electronic devices and systems that require a microcontroller with the 80C51 architecture.

Comparison

• Low cost
• Small package size
• Wide oscillator frequency range
• Low power consumption
• High-density CMOS technology
• Inter-Integrated Circuit (I2C) serial bus interface
• Multiple package options

• Not suitable for applications that require extensive ROM or RAM
• Limited I/O lines