# CDP1802ACEX (Component)

## Description

8\-bit, General Purpose, 5V, 3\.2 MHz, Burned\-In, DIP\-40
CPU Processor
DIP\*W15\.24mm\* 

## Component Details

- **Owner:** kicad\-part\-library
- **Created:** 10/28/2026
- **Last Updated:** 10/28/2026
- **Visibility:** Public
- **Package or Case Code:** DIP\-40\_W15\.24mm
- **Part Type:** Processor
- **Datasheet URL:** http://www\.cosmacelf\.com/publications/data\-sheets/cdp1802\.pdf
- **Manufacturer Part Number:** CDP1802ACEX

- **Part Type:** Integrated Circuits
- **Sub-Type:** Other
- **MPN:** CDP1802ACEX
- **Package / Case Code:** 40\-DIP
- **Pin Count:** 40
## Pins

| Pin | Name | Type |
|-----|------|------|
| 1 | CLOCK | Input |
| 2 | \~\{WAIT\} | Input |
| 3 | \~\{CLEAR\} | Input |
| 4 | Q | Output |
| 5 | SC1 | Output |
| 6 | SC0 | Output |
| 7 | \~\{MRD\} | Output |
| 8 | BUS7 | Bi\-Directional |
| 9 | BUS6 | Bi\-Directional |
| 10 | BUS5 | Bi\-Directional |
| 11 | BUS4 | Bi\-Directional |
| 12 | BUS3 | Bi\-Directional |
| 13 | BUS2 | Bi\-Directional |
| 14 | BUS1 | Bi\-Directional |
| 15 | BUS0 | Bi\-Directional |
| 16 | VCC | Power In |
| 17 | N2 | Output |
| 18 | N1 | Output |
| 19 | N0 | Output |
| 20 | VSS | Power In |
| 21 | \~\{EF4\} | Input |
| 22 | \~\{EF3\} | Input |
| 23 | \~\{EF2\} | Input |
| 24 | \~\{EF1\} | Input |
| 25 | MA0 | Output |
| 26 | MA1 | Output |
| 27 | MA2 | Output |
| 28 | MA3 | Output |
| 29 | MA4 | Output |
| 30 | MA5 | Output |
| 31 | MA6 | Output |
| 32 | MA7 | Output |
| 33 | TPB | Output |
| 34 | TPA | Output |
| 35 | \~\{MWR\} | Output |
| 36 | \~\{INTERRUPT\} | Input |
| 37 | \~\{DMA\_OUT\} | Input |
| 38 | \~\{DMA\_IN\} | Input |
| 39 | \~\{XTAL\} | Output |
| 40 | VDD | Power In |

---

*Generated from [https://flux\.ai/kicad\-part\-library/cdp1802acex\~46t](https://flux.ai/kicad-part-library/cdp1802acex~46t)*