CP80C88Z Ver la hoja de datos (PDF) - Intersil

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componentes Descripción

Fabricante

CP80C88Z

CMOS 8-/16-Bit Microprocessor

Intersil 

80C88

Waveforms

CLK (82C84A OUTPUT)

(30) TCHCTV

IO/M, SSO

A15-A8

T1

(1)

TCLCL

(3)

T2

TCH1CH2

(4)

TCHCL

T3

T4

(5) TW

TCL2CL1

(2)

TCLCH

A15-A8 (FLOAT DURING INTA)

TCHCTV

(30)

(17)

TCLAV

(17)

TCLAV

A19/S6-A16/S3

(23) TCLLH

ALE

RDY (82C84A INPUT)

SEE NOTE 9, 10

(26) TCLDV

(18) TCLAX

A19-A16

TLHLL

(22)

TLLAX

(25)

(24)

TCHLL

TAVAL

(39)

VIH

VIL

(12)

TRYLCL

S6-S3

TR1VCL (8)

TCLR1X (9)

(17)

TCLAV

READY (80C88 INPUT)

(11)

TCHRYX

AD7-AD0

READ CYCLE

(WR, INTA = VOH)

RD

DT/R

DEN

AD7-AD0

(32) TAZRL

(19)

TCLAZ

(30)

TCHCTV

TCLRL

(33)

(29) TCVCTV

(10)

TRYHCH

(16)

TDVCL

(7)

TCLDX1

DATA IN

(34) TCLRH

TRHAV

(35)

TRLRH

(37)

(30)

TCHCTV

TCVCTX

(31)

NOTES:

FIGURE 9. BUS TIMING - MINIMUM MODE SYSTEM

9. RDY is sampled near the end of T2, T3, TW to determine if TW machine states are to be inserted.

10. Signals at 82C84A are shown for reference only.

19

FN2949.4

February 22, 2008

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