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LC5824 Datasheet, PDF (17/24 Pages) Sanyo Semicon Device – 4-Bit Single-Chip Microcontrollers Featuring 4 KB to 8 KB of ROM, 1 Kbit of RAM, and an LCD Driver for Medium Speed Small-Scale Control Applications
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LC5824, LC5823, LC5822
Electrical Characteristics at Ta = 25°C ±2°C, VSS = 0 V, VDD = VDD2
Parameter
Symbol
Conditions and applicable pins
min
High-level output voltage
Low-level output voltage
High-level output voltage
VOH1
VOL1
VOH2
VDD = 2.5 V, IOH = –250 µA, ALM
VDD – 0.65
VDD = 2.5 V, IOL = 250 µA, ALM
VDD = 3.0 V, IOH = –40 µA, M1 to M4, A1 to A4, SO1 to SO4,
(With M1 to M4, A1 to A4, and SO1 to SO4 in output mode)
VDD – 0.4
Low-level output voltage
VOL2
VDD = 3.0 V, IOL = 40 µA, M1 to M4, A1 to A4, SO1 to SO4,
(With M1 to M4, A1 to A4, and SO1 to SO4 in output mode)
Segment driver output impedance
[When Set Up as CMOS Output Ports]
High-level output voltage
VOH3 VDD = 3.0 V, IOH = –5 µA, Segment 1 to 42
Low-level output voltage
VOL3 VDD = 3.0 V, IOL = 5 µA, Segment 1 to 42
[When Set Up as P-Channel Open-Drain Output Ports]
VDD – 1
High-level output voltage
Output off leakage current
[Static Drive]
VOH3
IOFF
VDD = 2.5 V, IOH = –10 µA, Segment 1 to 42
VDD = 3.0 V, VOL = VSS
High-level output voltage
Low-level output voltage
High-level output voltage
Low-level output voltage
[Duplex Drive (1/2 bias - 1/2 duty)]
VOH3
VOL3
VOH4
VOL4
VDD = 3.0 V, IOH = –0.4 µA, SEGOUT
VDD = 3.0 V, IOL = 0.4 µA, SEGOUT
VDD = 3.0 V, IOH = –4 µA, COM1
VDD = 3.0 V, IOL = 4 µA, COM1
VDD – 0.2
VDD – 0.2
High-level output voltage
VOH3 VDD = 3.0 V, IOH = –0.4 µA, SEGOUT
Low-level output voltage
VOL3 VDD = 3.0 V, IOL = 0.4 µA, SEGOUT
High-level output voltage
VOH4 VDD = 3.0 V, IOH = –4 µA, COM1 to COM2
Middle-level output voltage
VOM VDD = 3.0 V, IOH = –4 µA, IOL = 4 µA, COM1 to COM2
Low-level output voltage
VOL4 VDD = 3.0 V, IOL = 4 µA, COM1 to COM2
[1/2 Bias - 1/3 Duty and 1/2 Bias - 1/4 Duty Drive]
VDD – 0.2
VDD – 0.2
VDD1 – 0.2
High-level output voltage
Low-level output voltage
High-level output voltage
VOH3
VOL3
VOH4
VDD = 3.0 V, IOH = –0.4 µA, SEGOUT
VDD = 3.0 V, IOL = 0.4 µA, SEGOUT
VDD = 3.0 V, IOH = –4 µA, COM1 to COM3 (1/3 duty)
COM1 to COM4 (1/4 duty)
VDD – 0.2
VDD – 0.2
Middle-level output voltage
VOM
VDD = 3.0 V, IOH = –4 µA, IOL = 4 µA,
COM1 to COM3 (1/3 duty)
COM1 to COM4 (1/4 duty)
VDD1 – 0.2
Low-level output voltage
VOL4
VDD = 3.0 V, IOL = 4 µA, COM1 to COM3 (1/3 duty)
COM1 to COM4 (1/4 duty)
Ratings
typ
Unit
max
V
0.65 V
V
0.4 V
V
1V
0.3
1V
1 µA
V
0.2 V
V
0.2 V
V
0.2 V
V
VDD1 + 0.2 V
0.2 V
V
0.2 V
V
VDD1 + 0.2 V
0.2 V
Continued on next page.
No. 5944-17/24
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