P83CX80 datasheet(68/84 Pages) PHILIPS

68 / 84 page

1997 Dec 12

Philips Semiconductors

Product speciﬁcation

Microcontrollers for monitors with DDC

interface, auto-sync detection and sync proc.

P83Cx80; P87C380

Table 69 Timing table for programming; see Fig.33

SYMBOL

PARAMETER

MIN.

TYP.

MAX.

UNIT

tsu(AW)

address set-up time write

−−µs

th(AW)

address hold time write

−−µs

tsu(AR)

address set-up time read

−−

th(AR)

address hold time read

200

−−

tsu(D)

data set-up time

−−µs

th(D)

data hold time

−−µs

tsu(prog)

programming voltage set-up time

−−µs

th(prog)

programming voltage hold time

−−µs

tW(prog)

programming pulse width

−−µs

tW(R)

read pulse width

300

−−

tACC(OE)

output enable access verify

122

183

tDZ(OE)

data ﬂoat after OE

−−

Fig.33 Programming waveforms.

handbook, full pagewidth

MGG051

DATA OUT VALID

DATA IN VALID

ADDRESS VALID

High Z

VIH

VIL

VPP

VIL

VIH

VIL

VIH

VIL

VIH

VIL

VIH

VIL

address

A0 to A13

data out

DO0 to DO7

data in

DI0 to DI7

tsu(AW)

µs

th(AW)

tsu(AR)

th(AR)

tsu(D)

th(D)

tsu(prog)

th(prog)

tDZ(OE)

tACC(OE)

tW(R)

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