LC87FBL08A Datasheet, PDF (14/28 Pages) Sanyo Semicon Device – 8K-byte FROM and 256-byte RAM integrated 8-bit 1-chip Microcontroller

LC87FBL08A
Allowable Operating Conditions at Ta = -40°C to +85°C, VSS1 = VSS2 = 0V
Parameter
Symbol
Operating
VDD
supply voltage
Pin/Remarks
VDD1
Conditions
0.245μs ≤ tCYC ≤ 200μs
VDD[V]
Specification
min
typ
max
unit
2.7
5.5
Memory
VHD
VDD1
RAM and register contents sustained
sustaining
in HOLD mode.
1.6
supply voltage
High level
input voltage
Low level
input voltage
VIH(1)
VIH(2)
VIH(3)
VIL(1)
VIL(2)
Ports 1, 2, 3, 7
Ports 0
CF1, CF2, RES
Ports 1, 2, 3, 7
Ports 0
2.7 to 5.5
2.7 to 5.5
2.7 to 5.5
4.0 to 5.5
2.7 to 4.0
4.0 to 5.5
0.3VDD+0.7
0.3VDD+0.7
0.75VDD
VSS
VSS
VSS
VDD
VDD
V
VDD
0.1VDD+0.4
0.2VDD
0.15VDD+0.4
High level
output current
VIL(3)
IOH(1)
IOH(2)
CF1, CF2, RES
Ports 0, 1, 2,
P71 to P73
Per 1 applicable pin
2.7 to 4.0
2.7 to 5.5
4.5 to 5.5
2.7 to 4.5
VSS
VSS
-1.0
-0.35
0.2VDD
0.25VDD
IOH(3)
Ports 3,
Per 1 applicable pin
P05 (System clock
4.5 to 5.5
-6.0
IOH(4)
output function
used)
2.7 to 4.5
-1.4
∑IOH(1)
Ports 0, 1, 2, 3, 7 Total of all applicable pins
4.5 to 5.5
-25
Low level
output current
∑IOH(2)
IOL(1)
IOL(2)
Ports 0, 1, 2, 3
Per 1 applicable pin
2.7 to 4.5
4.5 to 5.5
2.7 to 4.5
-11.2
10 ^mA
1.4
IOL(3)
Ports 7, CF2
Per 1 applicable pin
2.7 to 5.5
1.4
IOL(4)
P00, P01
Per 1 applicable pin
4.5 to 5.5
25
IOL(5)
2.7 to 4.5
4
∑IOL(1)
Ports 0, 1, 2, 3,
Total of all applicable pins
4.5 to 5.5
70
∑IOL(2)
CF2
2.7 to 4.5
34.6
∑IOL(3)
Ports 7
Total of all applicable pins
2.7 to 5.5
5.6
Instruction
cycle time
tCYC
2.7 to 5.5
0.245
200 μs
(Note 2-1)
External
FEXCF
CF1
• CF2 pin open
system clock
frequency
• System clock frequency division
2.7 to 5.5
0.1
12
ratio=1/1
• External system clock duty=50±5%
• CF2 pin open
MHz
• System clock frequency division
3.0 to 5.5
0.2
24.4
ratio=1/2
• External system clock duty=50±5%
Note 2-1: Relationship between tCYC and oscillation frequency is 3/FmCF at a division ratio of 1/1 and 6/FmCF at
a division ratio of 1/2.
Continued on next page.
No.A1955-14/28