# MC6844P (Component) ## Description Direct Memory Access Controller 1MHz, DIP-40 #CommonPartsLibrary #IntegratedCircuits ## Component Details - **Owner:** jecstronic - **Created:** 6/14/2022 - **Last Updated:** 8/22/2023 - **Visibility:** Public - **Part Type:** Integrated Circuit - **Manufacturer Name:** Motorola - **Manufacturer Part Number:** MC6844P - **Datasheet URL:** http://pdf.datasheetcatalog.com/datasheets/560/501527_DS.pdf - **License:** https://creativecommons.org/licenses/by/4.0/ - **Used in:** 1 project - **Part Type:** Integrated Circuits - **Sub-Type:** Logic - **MPN:** MC6844P - **Package / Case Code:** 40-DIP - **Pin Count:** 40 - **Logic Function:** AND ## Pins | Pin | Name | Type | |-----|------|------| | 1 | VSS | | | 2 | ~CS~/Tx_AKB | | | 3 | R/~W | | | 4 | A0 | | | 5 | A1 | | | 6 | A2 | | | 7 | A3 | | | 8 | A4 | | | 9 | A5 | | | 10 | A6 | | | 11 | A7 | | | 12 | A8 | | | 13 | A9 | | | 14 | A10 | | | 15 | A11 | | | 16 | A12 | | | 17 | A13 | | | 18 | A14 | | | 19 | A15 | | | 20 | VCC | | | 21 | D7 | | | 22 | D6 | | | 23 | D5 | | | 24 | D4 | | | 25 | D3 | | | 26 | D2 | | | 27 | D1 | | | 28 | D0 | | | 29 | Tx_RQ3 | | | 30 | Tx_RQ2 | | | 31 | Tx_RQ1 | | | 32 | Tx_RQ0 | | | 33 | ~IRQ~/~DEND | | | 34 | ~Tx_STB | | | 35 | Tx_AKA | | | 36 | ~DRQ2 | | | 37 | ~DRQ1 | | | 38 | DGRNT | | | 39 | ~RESET | | | 40 | E | | --- *Generated from [https://www.flux.ai/jecstronic/mc6844p~nub](https://www.flux.ai/jecstronic/mc6844p~nub)*