NEC 78K0 Series User Manual page 610

CHAPTER 29 ELECTRICAL SPECIFICATIONS (TARGET)
= −40 to +85°C)
Data Memory STOP Mode Low Supply Voltage Data Retention Characteristics (T
A
Parameter Symbol Conditions MIN. TYP. MAX. Unit
Note
Data retention supply voltage V 1.44 5.5 V
DDDR
Note The value depends on the POC detection voltage. When the voltage drops, the data is retained until a POC
reset is effected, but data is not retained when a POC reset is effected.
STOP mode Operation mode
Data retention mode
V
DD
V
DDDR
STOP instruction execution
Standby release signal
(interrupt request)
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Preliminary User's Manual U17260EJ3V1UD