LC87F7932B Datasheet, PDF (24/29 Pages) Sanyo Semicon Device – 32K-byte FROM and 2048-byte RAM integrated 8-bit 1-chip Microcontroller

LC87F7932B
Continued from preceding page.
Parameter
Current
consumption
during HOLD
mode
Current
consumption
during
Date/time clock
HOLD mode
Symbol
IDDHOLD(1)
Pin
Conditions
VDD1=
VDD2=V2
HOLD mode
• CF1=VDD or open
(when using external clock)
VDD[V]
min
2.4 to 3.6
IDDHOLD(2)
IDDHOLD(3)
IDDHOLD(4)
Date/time clock
HOLD mode
• CF1=VDD or open
(when using external clock)
• FmX’tal=32.768kHz crystal oscillation
• LCD display off
• Normal XT Amp mode
Date/time clock
HOLD mode
• CF1=VDD or open
(when using external clock)
• FmX’tal=32.768kHz crystal oscillation
• LCD display off
• Low XT Amp mode
Date/time clock
HOLD mode
• CF1=VDD or open
(when using external clock)
• FsRC=Slow RC oscillation
(Typ.50kHz)
• LCD display off
2.4 to 3.6
2.4 to 3.6
2.4 to 3.6
Specification
typ
max
unit
0.05
30
6.5
67
μA
0.45
46
1.5
70
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