LC88F5LA4ACS Datasheet, PDF (13/33 Pages) Sanyo Semicon Device – FROM 96K byte, RAM 6K byte on-chip 16-bit 1-chip Microcontroller

LC88F5LA4ACS
Allowable Operating Conditions at Ta = -40°C to +85°C, VSS1 = VSS2 = VSSA = 0V
Parameter
Symbol
Applicable
Pin/Remarks
Conditions
VDD[V]
Specification
min
typ
max
unit
Operating
supply voltage
(Note 2-1)
VDD(1)
VDD1=VDD2=VDDA
0.098μs≤tCYC≤66μs
0.245μs≤tCYC≤66μs
2.6
3.6
2.2
3.6
Memory
sustaining
VHD
VDD1=VDD2=VDDA
RAM and register contents
sustained in HOLD mode
1.8
3.6
supply voltage
High level input
voltage
VIH(1)
VIH(2)
VIH(3)
Ports 0, 1, 3, 6
CF1, RESB
PC0, PC1
P32, P33 I²C side
2.2 to 3.6
2.2 to 3.6
2.2 to 3.6
0.7VDD
0.75VDD
0.7VDD
VDD
VDD
V
VDD
VIH(4)
Port 2
VDD3= 1.6V to 3.6V
2.2 to 3.6 0.7VDD3
VDD3
Low level input
voltage
VIL(1)
VIL(2)
Ports 0, 1, 3, 6
CF1, RESB
PC0, PC1
2.2 to 3.6
2.2 to 3.6
VSS
VSS
0.25VDD
0.25VDD
VIL(3)
P32, P33 I²C side
2.2 to 3.6
VSS
0.3VDD
VIL(4)
Port 2
VDD3= 1.6V to 3.6V
2.2 to 3.6
VSS
0.3VDD3
Instruction
cycle time
(Note 2-2)
tCYC
2.6 to 3.6
2.2 to 3.6
0.098
0.245
66
μs
66
External
system clock
FEXCF(1) CF1
• CF2 pin open
• System clock frequency
2.6 to 3.6
0.1
10
frequency
division ratio = 1/1
• External system clock
2.2 to 3.6
0.1
DUTY50±5%
4 _MHz
• CF2 pin open
2.6 to 3.6
0.2
20
• System clock frequency
division ratio = 1/2
2.2 to 3.6
0.2
8
Note 2-1: VDD≥2.6V 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.
Continued on next page.
No.A1860-13/33