LC87F74C8A
No.7825-15/21
Current Dissipation Characteristics
/ Ta = -20°C to +70°C, VSS1 = VSS2 = VSS3 = 0V
Limits
Parameter
Symbol
Pins
Conditions
VDD [V]
min
typ
max
unit
IDDOP(1)
FmCF = 10MHz Ceramic resonator oscillation
FsX’tal = 32.768kHz crystal oscillation
System clock : CF 10MHz oscillation
Frequency variable RC oscillation stopped
Internal RC oscillation stopped.
Divider : 1/1
4.5 to 5.5
16
35
IDDOP(2)
CF1 = 20MHz external clock
FsX’tal = 32.768kHz crystal oscillation
System clock : CF1 oscillation
Internal RC oscillation stopped.
Frequency variable RC oscillation stopped
Divider : 1/2
4.5 to 5.5
17
36
IDDOP(3)
4.5 to 5.5
7
21
IDDOP(4)
FmCF = 4MHz Ceramic resonator oscillation
FsX’tal = 32.768kHz crystal oscillation
System clock : CF 4MHz oscillation
Internal RC oscillation stopped.
Frequency variable RC oscillation stopped
Divider : 1/1
3.0 to 4.5
3
13
IDDOP(5)
4.5 to 5.5
1.5
11
IDDOP(6)
FmCF = 0Hz (No oscillation)
FsX’tal = 32.768kHz crystal oscillation
Frequency variable RC oscillation stopped
System clock : RC oscillation
Divider : 1/2
3.0 to 4.5
0.8
7
IDDOP(7)
4.5 to 5.5
2.5
13
IDDOP(8)
FmCF = 0Hz (No oscillation)
FsX’tal = 32.768kHz crystal oscillation
Internal RC oscillation stopped.
System clock : 1MHz with frequency variable
RC oscillation
Divider : 1/2
3.0 to 4.5
1.8
9
mA
IDDOP(9)
4.5 to 5.5
80
450
Current
consumption
during normal
operation
(Note 4)
IDDOP(10)
VDD1 =
VDD2 =
VDD3
FmCF = 0Hz (No oscillation)
FsX’tal = 32.768kHz crystal oscillation
System clock : 32.768kHz
Internal RC oscillation stopped.
Frequency variable RC oscillation stopped
Divider : 1/2
3.0 to 4.5
35
250
μ
A
IDDHALT(1)
HALT mode
FmCF = 10MHz Ceramic resonator oscillation
FsX’tal = 32.768kHz crystal oscillation
System clock : CF 10MHz oscillation
Internal RC oscillation stopped.
Frequency variable RC oscillation stopped
Divider : 1/1
4.5 to 5.5
4.6
12
IDDHALT(2)
HALT mode
CF1 = 20MHz external clock
FsX’tal = 32.768kHz crystal oscillation
System clock : CF1 oscillation
Internal RC oscillation stopped.
Frequency variable RC oscillation stopped
Divider : 1/2
4.5 to 5.5
5.1
13
IDDHALT(3)
4.5 to 5.5
2.2
6
Current
consumption
during HALT
mode
(Note 4)
IDDHALT(4)
VDD1 =
VDD2 =
VDD3
HALT mode
FmCF = 4MHz ceramic resonator oscillation
FsX’tal = 32.768kHz crystal oscillation
System clock : CF 4MHz oscillation
Internal RC oscillation stopped.
Frequency variable RC oscillation stopped
Divider : 1/1
3.0 to 4.5
1.0
5
mA
Continued on next page.