M35053 Datasheet, PDF (29/47 Pages) Mitsubishi Electric Semiconductor – SCREEN CHARACTER and PATTERN DISPLAY CONTROLLERS

MITSUBISHI MICROCOMPUTERS
M35053-XXXSP/FP
SCREEN CHARACTER and PATTERN DISPLAY CONTROLLERS
TIMING REQUIREMENTS (Ta = –20°C to 70°C, VDD = 5±0.25V, unless otherwise noted)
Symbol
Parameter
Limits
Unit
Min.
Typ.
Max.
tw(SCK)
__
tsu(CS)
__
th(CS)
SCK width
__
CS setup time
__
CS hold time
400
–
200
–
2
–
–
ns
–
ns
–
µs
tsu(SIN)
SIN setup time
200
–
–
ns
th(SIN)
SIN hold time
200
–
–
ns
tword
1 word writing time
12.8
–
–
µs
__
__
Note. When oscillation stop at register STOR1 (address F816), 1V (field term) or more of tSU(CS) and th(CS) are needed.
CS
SCK
SIN
tsu(CS)
tw(SCK)
tw(SCK)
tsu(SIN)
th(SIN)
tw(CS)
2µs
(min.)
th(CS)
CS
tword
SCK
1 23
Fig. 19 Serial input timing requirements
14 15 16 1 2 3
14 15 16
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