Datasheet

Section 23 Electrical Characteristics
Rev.5.00 Nov. 02, 2005 Page 398 of 500
REJ09B0027-0500
Mode RES Pin Internal State Other Pins Oscillator Pins
Active mode 1 V
CC
Operates V
CC
Main clock:
ceramic or crystal resonator
Active mode 2 Operates
(φOSC/64)
Subclock:
Pin X1 = V
SS
Sleep mode 1 V
CC
Only timers operate V
CC
Sleep mode 2 Only timers operate
(φOSC/64)
Subactive mode V
CC
Operates V
CC
Main clock:
ceramic or crystal resonator
Subsleep mode V
CC
Only timers operate V
CC
Subclock:
crystal resonator
Standby mode V
CC
CPU and timers
both stop
V
CC
Main clock:
ceramic or crystal resonator
Subclock:
Pin X1 = V
SS
Table 23.2 DC Characteristics (2)
V
CC
= 3.0 V to 5.5 V, V
SS
= 0.0 V, T
a
= –20°C to +75°C, unless otherwise indicated.
Values
Item Symbol Applicable Pins Test Condition Min Typ Max Unit Notes
I
EEW
V
CC
V
CC
= 5.0 V, t
SCL
= 2.5
µs (when writing)
— — 2.0 mA *
I
EER
V
CC
V
CC
= 5.0 V, t
SCL
= 2.5
µs (when reading)
— — 0.3 mA
EEPROM
current
consump-
tion
I
EESTBY
V
CC
V
CC
= 5.0 V, t
SCL
= 2.5
µs (at standby)
— — 3.0 µA
Note: * The current consumption of the EEPROM chip is shown.
For the current consumption of H8/3687N, add the above current values to the current
consumption of H8/3687F.