# MC6840CS (Component) ## Description Peripheral Interface Adapter 1MHz, DIP-40 #CommonPartsLibrary #IntegratedCircuits #Clock/Timing #ProgrammableTimersandOscillators ## Component Details - **Owner:** jecstronic - **Created:** 3/23/2022 - **Last Updated:** 8/22/2023 - **Visibility:** Public - **Manufacturer Part Number:** MC6840CS - **Manufacturer Name:** Rochester Electronics, LLC - **Part Type:** Integrated Circuit - **License:** https://creativecommons.org/licenses/by/4.0/ - **Datasheet URL:** https://rocelec.widen.net/view/pdf/rsr9pfmfs6/MOTOS09958-1.pdf?t.download=true&u=5oefqw - **Used in:** 1 project ## Distributor Pricing (qty 1) *Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.* | Distributor | Unit Price (qty 1) | Stock | |------------|--------------------|-------| | [Digi-Key](https://www.digikey.com/en/products/detail/rochester-electronics-llc/MC6840CS/15639275) | N/A | N/A | | [LCSC](https://www.lcsc.com/product-detail/C3301007.html) | $57.3879 | 0 | - **Part Type:** Integrated Circuits - **Sub-Type:** Logic - **MPN:** MC6840CS - **Package / Case Code:** 40-DIP - **Pin Count:** 40 - **Logic Function:** AND ## Pins | Pin | Name | Type | |-----|------|------| | 1 | VSS | | | 2 | PA0 | | | 3 | PA1 | | | 4 | PA2 | | | 5 | PA3 | | | 6 | PA4 | | | 7 | PA5 | | | 8 | PA6 | | | 9 | PA7 | | | 10 | PB0 | | | 11 | PB1 | | | 12 | PB2 | | | 13 | PB3 | | | 14 | PB4 | | | 15 | PB5 | | | 16 | PB6 | | | 17 | PB7 | | | 18 | CB1 | | | 19 | CB2 | | | 20 | VCC | | | 21 | R/~W | | | 22 | CS0 | | | 23 | ~CS2 | | | 24 | CS1 | | | 25 | ENABLE | | | 26 | D7 | | | 27 | D6 | | | 28 | D5 | | | 29 | D4 | | | 30 | D3 | | | 31 | D2 | | | 32 | D1 | | | 33 | D0 | | | 34 | ~RESET | | | 35 | RS1 | | | 36 | RS0 | | | 37 | ~IRQB | | | 38 | ~IRQA | | | 39 | CA2 | | | 40 | CA1 | | --- *Generated from [https://www.flux.ai/jecstronic/mc6840cs~69](https://www.flux.ai/jecstronic/mc6840cs~69)*