400
µ
PD78214 Sub-Series
Fig. 17-1 Timing Chart for PROM Write and Verify
Hi-Z
Data input
A0-A14
Data output
Data input
Hi-Z
Hi-Z
Hi-Z
+12.5 V
D0-D7
V
DD
V
pp
+6 V
V
DD
V
DD
CE (input)
3X ms
Write
Verify
Additional write
Address input
Repetition of X times
OE (input)