# P8237A-4 (Component) ## Description Programmable DMA Controller, PDIP-40 #CommonPartsLibrary #IntegratedCircuits #Interface #Controllers ## Component Details - **Owner:** jecstronic - **Created:** 3/22/2022 - **Last Updated:** 7/28/2023 - **Visibility:** Public - **Manufacturer Part Number:** P8237A-4 - **Part Type:** Integrated Circuit - **Datasheet URL:** https://rocelec.widen.net/view/pdf/43ylcrbsg6/AMDIS02360-1.pdf?t.download=true&u=5oefqw.pdf - **Manufacturer Name:** Advanced Micro Devices - **License:** https://creativecommons.org/licenses/by/4.0/ - **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/P8237A-4/12127232) | N/A | N/A | | [LCSC](https://www.lcsc.com/product-detail/C3231778.html) | $9.5603 | 0 | | [Verical](https://www.verical.com/pd/advanced-micro-devices-unsorted-P8237A-4-14167824?utm_currency=USD) | N/A | N/A | - **Part Type:** Integrated Circuits - **Sub-Type:** Logic - **Manufacturer:** AMD - **MPN:** P8237A-4 - **Package / Case Code:** PDIP - **Pin Count:** 40 - **Logic Function:** AND ## Pins | Pin | Name | Type | |-----|------|------| | 1 | ~IOR~ | | | 2 | ~IOW~ | | | 3 | ~MEMR~ | | | 4 | ~MEMW~ | | | 5 | PIN5 | | | 6 | READY | | | 7 | HLDA | | | 8 | ADSTB | | | 9 | AEN | | | 10 | HRQ | | | 11 | ~CS~ | | | 12 | CLK | | | 13 | RESET | | | 14 | DACK2 | | | 15 | DACK3 | | | 16 | DREQ3 | | | 17 | DREQ2 | | | 18 | DREQ1 | | | 19 | DREQ0 | | | 20 | Vss | | | 21 | DB7 | | | 22 | DB6 | | | 23 | DB5 | | | 24 | DACK1 | | | 25 | DACK0 | | | 26 | DB4 | | | 27 | DB3 | | | 28 | DB2 | | | 29 | DB1 | | | 30 | DB0 | | | 31 | Vcc | | | 32 | A0 | | | 33 | A1 | | | 34 | A2 | | | 35 | A3 | | | 36 | ~EOP~ | | | 37 | A4 | | | 38 | A5 | | | 39 | A6 | | | 40 | A7 | | --- *Generated from [https://www.flux.ai/jecstronic/p8237a-4~e8](https://www.flux.ai/jecstronic/p8237a-4~e8)*