LC877264A Datasheet, PDF (12/24 Pages) Sanyo Semicon Device – 8-Bit Single Chip Microcontroller with 64/56/48 KB ROM and 2048-Byte RAM On Chip

LC877264A/56A/48A
2. Recommended Oerating Range at Ta=-30°C to +70°C, VSS1=VSS2=VSS3=0V
Parameter
Symbol
Pins
Conditions
Operating
VDD(1)
supply voltage
range
VDD(2)
Supply voltage
range in Hold
mode
Input high
voltage
VHD
VIH(1)
VIH(2)
VIH(3)
VIH(4)
VIH(5)
VDD1=VDD2=VDD3
VDD1
•Port 0, 3, 8
•Port A,B,C,D,E,F,L
•Port 1
•Port 71,72,73
•P70 port input/interrupt
P87 small signal input
Port 70
Watchdog timer
XT1, XT2, CF1, RES
0.294µs≤ tCYC ≤
200µs
0.735µs ≤ tCYC ≤
200µs
Keep RAM and
register data in
HOLD mode.
Output disable
Output disable
Output disable
Output disable
Input low
voltage
VIL(1)
VIL(2)
VIL(3)
VIL(4)
VIL(5)
•Port 0, 3, 8
Output disable
•Port A,B,C,D,E,F,L
•Port 1
Output disable
•Port 71,72,73
•P70 port input/interrupt
Port 87 small signal input Output disable
Port 70
Output disable
Watchdog timer
XT1,XT2,CF1, RES
Operation
cycle time
tCYC
External system FEXCF(1) CF1
clock
frequency
•CF2 open
•system clock
divider :1/1
•external clock
DUTY = 50±5%
•CF2 open
•system clock
divider :1/2
Continued/
Ratings
unit
VDD[V] min. typ. max.
4.5
6.0
V
2.5
6.0
2.0
6.0
2.5–6.0
2.5-6.0
0.3VDD
+0.7
0.3VDD
+0.7
2.5-6.0 0.75VDD
2.5-6.0 0.9VDD
2.5-6.0 0.75VDD
2.5-6.0 VSS
2.5-6.0 VSS
2.5-6.0 VSS
2.5-6.0 VSS
2.5-6.0
4.5–6.0
2.5-6.0
4.5–6.0
VSS
0.294
0.735
0.1
VDD
VDD
VDD
VDD
VDD
0.15VDD
+0.4
0.1VDD
+0.4
0.25VDD
0.8VDD
-1.0
0.25VDD
200 µs
200
10 MHz
2.5-6.0 0.1
4
4.5–6.0 0.2
20
2.5-6.0 0.2
8
No.6719-12/24