LC877917A Datasheet, PDF (24/29 Pages) Sanyo Semicon Device – 8-bit 1-chip Microcontroller

LC877917A
Continued from preceding page.
Parameter
Current
consumption
during HALT
Symbol
Pin
Conditions
VDD[V]
min
IDDHALT(8)
VDD1=
HALT mode
VDD2=V2 • FmCF=0Hz (No oscillation)
• FsX’tal=32.768kHz crystal oscillation
Specification
typ
max
unit
mode
(Normal operation)
(Note 8-1)
• System clock: 32.768kHz
2.4 to 3.6
6.2
53
• Internal RC oscillation stopped.
• Divider: 1/1
• Normal XT Amp mode
• Power save mode
IDDHALT(9)
HALT mode
• FmCF=0Hz (No oscillation)
• FsX’tal=32.768kHz crystal oscillation
(Low amp operation)
• System clock: 32.768kHz
2.4 to 3.6
3.0
30
• Internal RC oscillation stopped.
• Divider: 1/1
• Low XT Amp mode
• Normal power mode
IDDHALT(10)
HALT mode
• FmCF=0Hz (No oscillation)
• FsX’tal=32.768kHz crystal oscillation
(Low amp operation)
• System clock: 32.768kHz
2.4 to 3.6
1.0
9.2
• Internal RC oscillation stopped.
• Divider: 1/1
• Low XT Amp mode
• Power save mode
μA
Current
IDDHOLD(1)
HOLD mode
consumption
during HOLD
• CF1=VDD or open
(when using external clock)
2.4 to 3.6
0.05
26
mode
Current
IDDHOLD(2)
Date/time clock
consumption
HOLD mode
during
Date/time clock
HOLD mode
• CF1=VDD or open
(when using external clock)
• FmX’tal=32.768kHz crystal oscillation
2.4 to 3.6
5.7
56
• Divider: 1/1
• LCD display off
• Normal XT Amp mode
IDDHOLD(3)
Date/time clock
HOLD mode
• CF1=VDD or open
(when using external clock)
• FmX’tal=32.768kHz crystal oscillation
2.4 to 3.6
0.47
25
• Divider: 1/1
• LCD display off
• Low XT Amp mode
IDDHOLD(4)
Date/time clock
HOLD mode
• CF1=VDD or open
(when using external clock)
2.4 to 3.6
11
75
• FmX’tal=Slow RC oscillation
• Divider: 1/1
• LCD display off
Note 8-1: The currents through the output transistors and the pull-up MOS transistors are ignored.
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