NEC 78K0 User Manual page 444

CHAPTER 26 ELECTRICAL SPECIFICATIONS ((A1) GRADE PRODUCTS)
(2) Serial write operation characteristics
Parameter
↑ to V ↑
Set time from V
DD PP
↑ to RESET↑ t
Release time from V
PP
V pulse input start time from
PP
RESET↑
V pulse high-/low-level width
PP
V pulse input end time from
PP
RESET↑
V pulse low-level input voltage
PP
V pulse high-level input voltage
PP
Flash Write Mode Setting Timing
V
DD
V
DD
0 V
V
PPH
V V
PP PP
V
PPL
V
DD
RESET (input)
0 V
444
Symbol Conditions
t
DP
PR
t
RP
t
PW
t
RPE
V
PPL
V
PPH
t t
DP RP
t
PR
User's Manual U16227EJ2V0UD
MIN.
10
10
2
8
0.8V
DD
9.7
t
PW
t
PW
t
RPE
TYP. MAX. Unit
µ
s
µ
s
ms
µ
s
14 ms
1.2V V
DD
10.0 10.3 V