UPD75312 Datasheet, PDF (51/62 Pages) NEC – 4-BIT SINGLE-CHIP MICROCOMPUTER

µPD75312(A), 75316(A)
AC TIMING TEST POINT (excluding X1 and XT1 inputs)
0.8 VDD
0.2 VDD
Test points
0.8 VDD
0.2 VDD
CLOCK TIMING
X1 input
1/fX
tXL
tXH
VDD –0.5V
0.4 V
XT1 input
TI0 TIMING
TI0
1/fXT
tXTL
tXTH
VDD –0.5V
0.4 V
1/fTI
tTIL
tTIH
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