Key facts
- Brand
- Philips
- Model
- 80C528
- Category
- INTEGRATED CIRCUITS
- Documents
- 2
- Languages
- EN
- Last added
- 2012-05-09
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Philips 80C528/83C528 CMOS Single-Chip 8-bit Microcontroller Datasheet
Datasheet 26 pages · 360 KB · EN
The 80C528/83C528 family is a CMOS single‑chip 8‑bit microcontroller derived from the 80C51 architecture. It offers up to 32 KB of ROM, 512 bytes of RAM, four 8‑bit I/O ports, multiple timers, a full‑duplex UART, I²C interface, and on‑chip watchdog timer with power‑reduction modes.
This datasheet contains the device description, feature list, pin configurations, ordering information, package options, block diagram, detailed pin descriptions, and a table of special function registers. It also includes definitions and legal notices relevant to the product.
Philips 80C528 specifications
| Operating voltage | 2.7 V to 5.5 V |
|---|---|
| Maximum clock frequency | 33 MHz |
| ROM size | 4 KB (80C51) or 8 KB (80C52) |
| RAM size | 128 B (80C51) or 256 B (80C52) |
| I/O ports | Four 8‑bit ports |
| Counter/Timers | Three 16‑bit counters/timers |
| Interrupt sources | Six |
| UART | Full‑duplex |
| Power‑saving modes | Idle mode, Power‑down mode |
All Philips 80C528 documents by type
Datasheet 2
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What voltage range does the 80C51 family support?
It operates from 2.7 V to 5.5 V.
What is the maximum operating frequency?
The devices can run up to 33 MHz.