LC88F52H0A Datasheet, PDF (13/31 Pages) Sanyo Semicon Device – FROM 128K byte, RAM 6K byte on-chip 16-bit 1-chip Microcontroller

LC88F58B0A
Allowable Operating Conditions at Ta = -40 to +85°C, VSS1 = VSS2 = VSS3 = 0V
Parameter
Symbol
Operating
supply voltage
(Note 2-1)
VDD(1)
Memory
sustaining
supply voltage
High level input
voltage
VHD
VIH(1)
VIH(2)
VIH(3)
Low level input
voltage
VIH(4)
VIL(1)
VIL(2)
VIL(3)
VIL(4)
Applicable Pin
/Remarks
VDD1=VDD2=VDD3
VDD1=VDD2=VDD3
Ports 0, 1, 2, 3, 4
Port A
Ports 6, 7, PC2
CF1, RESB
PC0, PC1
P22, P23 I²C side
When ports 1, 2, 3, 4
and port A,
PnFSAn=0
Ports 0, 6, 7, PC2
When ports 1, 2, 3, 4
and port A,
PnFSAn=1
Conditions
0.081μs≤tCYC≤66μs
0.098μs≤tCYC≤66μs
0.490μs≤tCYC≤66μs
RAM and register contents
sustained in HOLD mode
VDD[V]
min
4.5
3.0
2.2
Specification
typ
max
unit
5.5
5.5
5.5
2.0
5.5
2.2 to 5.5
2.2 to 5.5
2.2 to 5.5
2.2 to 5.5
4.0 to 5.5
0.3VDD
+0.7
0.3VDD
+0.7
0.75VDD
0.7VDD
VSS
2.2 to 4.0
VSS
4.0 to 5.5
VSS
2.2 to 4.0
VSS
VDD
VDD
VDD
V
VDD
0.1VDD
+0.4
0.2VDD
0.15VDD
+0.4
0.2VDD
Instruction
cycle time
(Note 2-2)
VIL(5)
VIL(6)
tCYC
CF1, RESB
PC0, PC1
P22, P23 I²C side
2.2 to 5.5
2.2 to 5.5
4.5 to 5.5
3.0 to 5.5
2.2 to 5.5
VSS
VSS
0.081
0.098
0.490
0.25VDD
0.3VDD
66
66 μs
66
External
system clock
frequency
FEXCF(1) CF1
• CF2 pin open
4.5 to 5.5
0.1
• System clock frequency
division ratio=1/1
3.0 to 5.5
0.1
• External system clock
DUTY50±5%
2.2 to 5.5
0.1
12
10
2 MHz
• CF2 pin open
4.5 to 5.5
0.2
24
• System clock frequency
3.0 to 5.5
0.2
20
division ratio=1/2
2.2 to 5.5
0.2
4
Oscillation
FmCF(1)
CF1, CF2
12MHz ceramic oscillator
frequency
mode
4.5 to 5.5
12
range
See Fig. 1.
(Note 2-3)
FmCF(2)
CF1, CF2
10MHz ceramic oscillator
mode
See Fig. 1.
3.0 to 5.5
10
MHz
FmCF(3)
CF1, CF2
4MHz ceramic oscillator
mode
2.2 to 5.5
4
See Fig. 1.
FmRC
Internal RC oscillation
2.2 to 5.5
0.5
1.0
2.0
FmSLRC
Internal low-speed RC
oscillation
2.2 to 5.5
18
30
45
FsX'tal
XT1, XT2
32.768kHz crystal oscillator
kHz
mode
2.2 to 5.5
32.768
See Fig. 2.
Note 2-1: VDD≥3.0V must be maintained when making onboard programming into flash ROM.
Note 2-2: Relationship between tCYC and oscillation frequency is 1/FmCF when frequency division ratio is 1/1 and
2/FmCF when the ratio is 1/2.
Note 2-3: See Tables 1 and 2 for oscillator constant values.
No.A1951-13/31