IA8237-PDW40C INNOVASIC [InnovASIC, Inc], IA8237-PDW40C Datasheet

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IA8237-PDW40C

Manufacturer Part Number
IA8237-PDW40C
Description
Programmable DMA Controller
Manufacturer
INNOVASIC [InnovASIC, Inc]
Datasheet
Programmable DMA Controller
FEATURES
The IA8237 uses innovASIC’ s innovative new f
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
Intel is a registered trademark of Intel Corporation
Harris is a copyright trademark of Harris Corporation
IA8237
MEMW_n
MEMR_n
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
READY
DREQ3
DREQ2
DREQ1
DREQ0
ADSTB
RESET
DACK2
DACK3
IOW_n
IOR_n
HLDA
CS_n
N. C.
HRQ
AEN
VSS
CLK
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
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(11)
(12)
(13)
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(20)
innovASIC
40 Pin DIP
IA8237
(40)
(39)
(38)
(37)
(36)
(35)
(34)
(33)
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(31)
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(29)
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for more detailed information.
Copyright
A7
A6
A5
A4
EOP_n
A3
A2
A1
A0
VCC
DB0
DB1
DACK1
DB5
DB6
DB7
DB2
DB3
DB4
DACK0
Package Pinout
Customer Specific IC Solutions
ADSTB
RESET
DACK2
1999, InnovASIC Inc.
HLDA
CS_n
N. C.
N. C.
N. C.
HRQ
AEN
CLK
3
Program to provide industry with parts that
(7)
(8)
(9)
(10)
(11)
(12)
(13)
(14)
(15)
(16)
(17)
Advanced Information
44 Pin LCC
IA8237
(39)
(38)
(37)
(36)
(35)
(34)
(33)
(32)
(31)
(30)
(29)
Page 1 of 4
DB3
A0
A3
A1
VCC
DB0
DB1
DB2
DB4
N. C.
A2
Sheet

Related parts for IA8237-PDW40C

IA8237-PDW40C Summary of contents

Page 1

... Static Read/Write or Handshaking Modes Direct Bit Set/Reset Capability Memory-to-Memory Transfers The IA8237 uses innovASIC’ s innovative new f 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 ...

Page 2

... IA8237 Programmable DMA Controller The IA8237 is a programmable direct memory access (DMA) mega-function designed to be functionally equivalent to the Intel 8237A and Harris 82C37A devices. The A8237 controls data transfers between memory and peripherals, memory-to-memory transfers, and block memory initialization. Four independently programmable channels are available, and requests may be generated via hardware or software ...

Page 3

... IA8237 Programmable DMA Controller Table 1 Part Number Environmental/ Qual Level IA8237-PDW40C Commercial IA8237-PLC44C Commercial IA8237-PDW40I Industrial IA8237-PLC44I Industrial The following diagram depicts the IAXXXXX-PPPPNNNT/SP Advanced Information Qualification Levels Product Identification Number. innovASIC Special Processing Space Q = MIL-STD-883 Temperature Commercial I = Industrial M = Military Number of Leads ...

Page 4

... IA8237 Programmable DMA Controller Package Designator Table Package Type Ceramic side brazed Dual In-line Cerdip with window Ceramic leaded chip carrier Cerdip without window Ceramic leadless chip carrier PLCC Plastic DIP standard (300 mil) Plastic DIP standard (600 mil) Plastic metric quad flat pack ...

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