LC87F7932B Datasheet, PDF (22/29 Pages) Sanyo Semicon Device – 32K-byte FROM and 2048-byte RAM integrated 8-bit 1-chip Microcontroller

LC87F7932B
Current Consumption Characteristics at Ta = -40°C to +85°C, VSS1 = VSS2 = 0V
Parameter
Current
consumption
during normal
operation
Symbol
IDDOP(1)
Pin
Conditions
VDD[V]
min
VDD1=
VDD2=V2
• FmCF=4MHz Ceramic resonator
oscillation
• FsX’tal=32.768kHz crystal oscillation
• System clock: CF 4MHz oscillation
2.4 to 3.6
Specification
typ
max
unit
2.0
4.2 mA
(Note 7-1)
• Internal RC oscillation stopped.
• Divider: 1/1
IDDOP(2)
• FmCF=0Hz (No oscillation)
• FsX’tal=32.768kHz crystal oscillation
• System clock: Fast RC oscillation
2.4 to 3.6
250
900
• Divider:1/1
μA
IDDOP(3)
• FmCF=0Hz (No oscillation)
• FsX’tal=32.768kHz crystal oscillation
• System clock: Slow RC oscillation
2.4 to 3.6
30
120
• Divider:1/1
IDDOP(4)
• FmCF=0Hz (No oscillation)
• FsX’tal=32.768kHz crystal oscillation
• Internal RC oscillation stopped.
• System clock: VMRC oscillation
2.4 to 3.6
2.0
5.4 mA
(4MHz)
• Divider :1/1
IDDOP(5)
• FmCF=0Hz (No oscillation)
• FsX’tal=32.768kHz crystal oscillation
• Internal RC oscillation stopped.
• System clock: VMRC oscillation
2.4 to 3.6
250
900
(500KHz)
• Divider: 1/1
IDDOP(6)
• FmCF=0Hz (No oscillation)
• FsX’tal=32.768kHz crystal oscillation
• System clock: 32.768kHz
• Internal RC oscillation stopped.
2.4 to 3.6
20
86 μA
• Divider: 1/1
• Normal XT Amp mode
IDDOP(7)
• FmCF=0Hz (No oscillation)
• FsX’tal=32.768kHz crystal oscillation
• System clock: 32.768kHz
• Internal RC oscillation stopped.
2.4 to 3.6
15
72
• Divider: 1/1
• Low XT Amp mode
Note 7-1: The currents through the output transistors and the pull-up MOS transistors are ignored.
Continued on next page.
No.A1841-22/29