M66221SP Просмотр технического описания (PDF) - MITSUBISHI ELECTRIC
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M66221SP Datasheet PDF : 11 Pages
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TIMING DIAGRAM
Read Cycle (WE = VIH)
Read cycle No. 1 (Address control) (CS = OE = VIL)
tCR
A0~A7
I/O0~I/O8
(DOUT)
tv(A)
ta(A)
Previous cycle data
Read cycle No. 2 (CS control)
A0~A7
tCR
ta(A)
CS
OE
I/O0~I/O8
(DOUT)
ta(CS)
ten(CS)
High impedance
ta(OE)
ten(OE)
MITSUBISHI 〈DIGITAL ASSP〉
M66221SP/FP
256 × 9-BIT MAIL-BOX
tv(A)
Data output determined
tdis(CS)
tdis(OE)
Data output determined
7
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