CL-CS3712 datasheet(18/26 Pages) CIRRUS

18 / 26 page

Pinout Information

DS588PP1 - rev 0.4 April 11, 2002

C ONFIDENTIA L

PRELIMINARY DRAFT

www.cirrus.com

Pin Decriptions

Table 2: Pin Map Legend

Abbreviation or Convention

Description

A pin that functions as an input only.

A pin that functions as an output only.

I/O

A pin that operates as an input or an output.

An open-drain output.

A test pin.

A tristate output or input/output.

(*)

Following a signal name designates an active-low signal.

Pin name in italics

An italicized function name for a multifunction pin indicates that the function is

only valid on the low-to-high transition of RST*.

Table 3: CL-CS3712 Pin Map

Type

Name

Pin(s)

I/O

Function

Host

Interface

Signals

DD15

DD14

DD13

DD12

DD11

DD10

DD9

DD8

DD7

DD6

DD5

DD4

DD3

DD2

DD1

DD0

I/O-TS

Host Data Bus

DA2

DA1

DA0

Host Address Lines

CS1FX*

Host Chip Select 0*

CS3FX*

Host Chip Select 1*

DIOR*

Host I/O Read Strobe*

DIOW*

Host I/O Write Strobe*

HRESET*

Host Reset*

IOCS16*

16-bit Data Transfer*

INTRQ

O -TS

Host Interrupt Request

IORDY

O -TS

I/O Channel Ready

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