LC877424A Datasheet, PDF (17/22 Pages) Sanyo Semicon Device – 8 Bit Single Chip Microcontroller Incorporating 48K/40K/32K/24K Byte ROM and 1536 byte RAM on Chip

LC877448A/40A/32A/24A
Continued from preceding page.
Parameter
Current
consumption during
HALT mode
(Note 4)
Symbol
IDDHALT7
Pins
VDD1=VDD2=VDD3
IDDHALT8
Conditions
VDD [V]
min
HALT mode
•FmCF=0Hz
(No oscillation)
•FsX’tal=32.768kHz
4.5 to 6.0
crystal oscillation
•Internal RC oscillation
stopped
•System clock: 1MHz
with frequency variable
2.5 to 4.5
RC oscillation
•Divider : 1/2
typ
1500
1250
IDDHALT9
IDDHALT10
HALT mode
•FmCF=0Hz
(Oscillation stop)
4.5 to 6.0
25
•FsX’tal=32.768kHz
crystal oscillation
•System clock:
32.768kHz
•Internal RC oscillation
stopped
• Frequency variable RC ^{2.5 to 4.5}
12
oscillation stopped
•Divider : 1/2
Current
consumption during
HOLD mode
IDDHOLD1
IDDHOLD2
VDD1
HOLD mode
•CF1=VDD or open
(when using external
clock)
4.5 to 6.0
2.5 to 4.5
0.05
0.015
Current
consumption during
Date / time clock
HOLD mode
IDDHOLD3
IDDHOLD4
VDD1
Date / time clock HOLD
mode
4.5 to 6.0
20
•CF1=VDD or open
(when using external
clock)
•FmX’tal=32.768kHz
2.5 to 4.5
8
crystal oscillation
(Note 4) The currents through the output transistors and the pull-up MOS transistors are ignored.
max
unit
3600
3300
µA
100
60
25
20
90 ^µA
50
Main system clock oscillation circuit characteristics
The characteristics in the table bellow is based on the following conditions:
1. Use the standard evaluation board SANYO has provided.
2. Use the peripheral parts with indicated value externally.
3. The peripheral parts value is a recommended value of oscillator manufacturer.
Table 1. Main system clock oscillation circuit characteristics using ceramic resonator
Frequency Manufacturer
Oscillator
Circuit parameters
C1
C2
Rd1
[pF]
[pF]
[Ω]
Operating supply
voltage range
[V]
Oscillation stabilizing time
typ
[mS]
max
[mS]
Notes
CSTLS10M0G53-B0
(15)
(15)
220
4.5 to 6.0
0.04
10MHz
Murata
CSTCE10M0G52-R0 (10)
(10)
330
4.5 to 6.0
0.04
0.2
Built-in C1, C2
0.2
Built-in C1, C2
CSTLS4M00G53-B0
(15)
(15)
820
2.5 to 6.0
0.04
0.2
Built-in C1, C2
4MHz
Murata
CSTCR4M00G53-R0 (15)
(15)
820
2.5 to 6.0
0.6
0.3
Built-in C1, C2
The oscillation stabilizing time is a period until the oscillation becomes stable after VDD becomes higher than
minimum operating voltage. (Refer to Figure 4)
No.7776-17/22