INS8257 Datasheet, Controller, National Semiconductor

INS8257 Features

• Controller
• Four
• Channel DMA Controller
• Priority DMA Request Logic ..-a.g::.:s. CD registers (one pair per channel). A status register is also Included, which provides

PDF File Details

Part number:

INS8257

Manufacturer:

National Semiconductor

File Size:

943.71kb

Download:

📄 Datasheet

Description:

Programmable dma controller. ;; The INS8257 is a Direct Memory Access (DMA) con

troller contained in a standard 40

pin dual

in

TAGS

INS8257

National Semiconductor

📁 Related Datasheet

INS8250 - Asynchronous Receiver/Transmitter (National Semiconductor)
INS8250/INS8250-B National Sem iconductor INS8250, INS8250-B Universal Asynchronous Receiver/Transmitter General Description Each of these parts fu.

INS8250-B - Asynchronous Receiver/Transmitter (National Semiconductor)
INS8250/INS8250-B National Sem iconductor INS8250, INS8250-B Universal Asynchronous Receiver/Transmitter General Description Each of these parts fu.

INS8250A - UNIVERSAL ASYNCHRONOUS RECEIVER/TRANSMITTER (National Semiconductor)
.. This Material Copyrighted By Its Respective Manufacturer .. This Material Copyrighted By Its Respective Manufa.

INS8251 - Programmable Communication Interface (National Semiconductor)
~National . ~ Semiconductor AUGUST 1978 Pub. No. 426305429-001 A INS8251 Programmable Communication Interface . c8 General Description Featur.

INS8253 - Programmable Interval Timer (National Semiconductor)
~National ~ Semiconductor Preliminary JULY 1978 INS8253 Programmable Interval Timer General. Description The INS8253 is a programmable timer/counte.

INS8254 - N-Channel Bit Programmable Peripherallnterface (National Semiconductor)
~National D Semiconductor JULY 1978 INS8254 N-Channel Bit Programmable Per~pherallnterface General Description Features The INSS254 is an LSI dev.

INS8255 - Programmable Peripheral Interface (National Semiconductor)
~National ~ Semiconductor APRIL 1978 INS8255 Programmable Peripheral Interface General Description The INS8255 is a programmable peripheral interfa.

INS8255N - Programmable Peripheral Interface (National Semiconductor)
~National ~ Semiconductor APRIL 1978 INS8255 Programmable Peripheral Interface General Description The INS8255 is a programmable peripheral interfa.

INS8259 - Programmable Interrupt Controller (National Semiconductor)
~National ~ Semiconductor Preliminary JULY 1978 INS8259 Programmable Interrupt Controller General Description The INS8259 is a Programmable Interru.

INS8202 - Octal Buffers (National Semiconductor)
~National . ~ Semiconductor JULY 1978 INS8202J8203 TRI·STATE® Octal Buffers General Description These devices provide eight two-input buffers in ea.