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Dot Character VFD Controller/Driver IC
PARALLEL I/F (M68 INPUT)
PT6314
RS
R/W
tAS
tAH
PWEL
/CS
PWEH
tDS
E
tDH
VALID DATA
tCYCE
DB0 to DB7
PARALLEL I/F (M68 OUTPUT)
RS
R/W
tAS
tAH
/CS
PW
E
PWE
E
tDD
tDHR
VALID DATA
tCYCE
DB0 to DB7
Notes:
1. Input Signal Rise Time and Fall Time (tF, tR) < 15ns.
2. All timing is specified using 0.20VDD1 and 0.80VDD1 as reference.
3. PWEH is the overlap between /CS=”L” and E.
PT6314 V1.3
- 36 -
March, 2006