IA8237-PDW40C datasheet(1/4 Pages) INNOVASIC

Il numero della parte	IA8237-PDW40C

Spiegazioni elettronici	Programmable DMA Controller

PDF	4 Pages

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Produttore elettronici	INNOVASIC [InnovASIC, Inc]

Homepage	http://www.innovasic.com

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IA8237

Advanced Information Sheet

Programmable DMA Controller

Copyright

Customer Specific IC Solutions

FEATURES

•

Form, Fit, and Function Compatible with the Intel

® 8237A and Harris©

82C37A

•

Packaging options available: 40 Pin Plastic Dip or 44 Pin Plastic Leaded

Chip Carrier

•

Static Read/Write or Handshaking Modes

•

Direct Bit Set/Reset Capability

•

Memory-to-Memory Transfers

The IA8237 uses innovASIC’s innovative new f 3 Program to provide industry with parts that

other vendors have declared obsolete. By specifying parts through this program a customer is

assured of never having a component become obsolete again. This advanced information sheet

assumes the original part has been designed in, and so provides a summary of capabilities only. For

new designs contact innovASIC for more detailed information.

Intel is a registered trademark of Intel Corporation

Harris is a copyright trademark of Harris Corporation

Package Pinout

(6)

(1)

(2)

(3)

(4)

(5)

(7)

(8)

(9)

AEN

(10)

HRQ

(11)

CS_n

(12)

CLK

(13)

RESET

(14)

40 Pin DIP

IA8237

A0

VCC

DB0

DB1

(20)

VSS

(15)

DACK3

(16)

DREQ3

(17)

DREQ2

(18)

DREQ1

(19)

DREQ0

(21)

(22)

(23)

(24)

DB6

DB7

(40)

(39)

(38)

(37)

(36)

(35)

(34)

(33)

(32)

(31)

(30)

(29)

(28)

(27)

(26)

(25)

DACK2

DACK1

DB5

DB4

DACK0

DB2

DB3

A2

A1

EOP_n

A3

A5

A4

A7

A6

READY

IOR_n

IOW_n

MEMR_n

MEMW_n

N. C.

HLDA

ADSTB

A3

DB1

DB0

VCC

A1

A2

N. C.

DB4

DB3

DB2

A0

44 Pin LCC

IA8237

(12)

HRQ

(7)

N. C.

(8)

N. C.

(9)

HLDA

(10)

ADSTB

(11)

AEN

(13)

CS_n

(14)

CLK

(15)

RESET

(16)

DACK2

(17)

N. C.

(34)

(39)

(38)

(37)

(36)

(35)

(33)

(32)

(31)

(30)

(29)

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