UPD30121 datasheet(38/76 Pages) NEC

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UPD30121 Datasheet(PDF) 38 Page - NEC

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Data Sheet U14691EJ1V0DS00

µµµµPD30121

(4)

GPIO interface parameter (2/2)

(a) Input level width

Notes 1.

GPIO (0:3) pins

GPIO (9:14), DCD#/GPIO15 pins

SRAS#/GPIO4, SCAS#/GPIO5, SYSDIR/GPIO6, SPOWER/GPIO7, GPIO8, DATA (16:31)/GPIO

(16:31) pins

tINP1

tINP2

tINP3

Note 1

Note 2

Note 3

(b) GPIO input rise/fall time

Notes 1.

GPIO (0:3), SRAS#/GPIO4, SCAS#/GPIO5, SYSDIR/GPIO6, SPOWER/GPIO7, GPIO (8:14), DCD#/

GPIO15 pins

DATA (16:31)/GPIO (16:31) pins

tGPINF1

tGPINF2

Note 1

Note 2

tGPINR1

tGPINR2

Note 1

Note 2

Note GPIO (0:3), SRAS#/GPIO4, SCAS#/GPIO5, SYSDIR/GPIO6, SPOWER/GPIO7, GPIO (8:14),

DATA (16:31)/GPIO (16:31), KSCAN (0:11)/GPIO (32:43), DDOUT/GPIO44, DDIN/GPIO45,

DRTS#/GPIO46, DCTS#/GPIO47, DBUS32/GPIO48, SMODE1/GPIO49 pins

tOUTPNote

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