# Z8420 (Component) ## Description Parallel I/O, DIP-40 Z80 PIO parallel DIP*W15.24mm* ## Component Details - **Owner:** kicad-part-library - **Created:** 10/1/2024 - **Last Updated:** 10/1/2024 - **Visibility:** Public - **Manufacturer Name:** Texas Instruments Inc. - **Package or Case Code:** DIP-40_W15.24mm - **Manufacturer Part Number:** Z8420 - **Datasheet URL:** https://www.zilog.com/appnotes_download.php?FromPage=DirectLink&dn=PS0180&ft=Product%20Specification%20(Data%20Sheet)%20%20&f=YUhSMGNEb3ZMM2QzZHk1NmFXeHZaeTVqYjIwdlpHOWpjeTk2T0RBdmNITXdNVGd3TG5Ca1pnPT0= - **Manufacturer:** Texas Instruments - **MPN:** Z8420 - **Package / Case Code:** 40-DIP - **Pin Count:** 40 ## Pins | Pin | Name | Type | |-----|------|------| | 1 | D2 | | | 2 | D7 | | | 3 | D6 | | | 4 | ~{CE} | | | 5 | C/~{D} | | | 6 | B/~{A} | | | 7 | PA7 | | | 8 | PA6 | | | 9 | PA5 | | | 10 | PA4 | | | 11 | GND | | | 12 | PA3 | | | 13 | PA2 | | | 14 | PA1 | | | 15 | PA0 | | | 16 | ~{ASTB} | | | 17 | ~{BSTB} | | | 18 | ARDY | | | 19 | D0 | | | 20 | D1 | | | 21 | BRDY | | | 22 | IEO | | | 23 | ~{INT} | | | 24 | IEI | | | 25 | CLK | | | 26 | VCC | | | 27 | PB0 | | | 28 | PB1 | | | 29 | PB2 | | | 30 | PB3 | | | 31 | PB4 | | | 32 | PB5 | | | 33 | PB6 | | | 34 | PB7 | | | 35 | ~{RD} | | | 36 | ~{IORQ} | | | 37 | ~{M1} | | | 38 | D5 | | | 39 | D4 | | | 40 | D3 | | --- *Generated from [https://www.flux.ai/kicad-part-library/z8420~qxg](https://www.flux.ai/kicad-part-library/z8420~qxg)*