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UPD16662 Datasheet(PDF) 21 Page - NEC

Part # UPD16662
Description  240 OUTPUT LCD COLUMN SEGMENT DRIVER WITH BUILT-IN RAM
PDF  36 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPD16662 Datasheet(HTML) 21 Page - NEC

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21
µµµµPD16662
Electrical specifications
1. Absolute Maximum Ratings (TA = +25
°°°°C)
Parameter
Symbol
Rating
Unit
Notes
Supply voltage (1)
VCC1
−0.5 to +6.5
V
1
Supply voltage (2)
VCC2
−0.5 to +4.5
V
2
Input/Output voltage (1)
VI/O1
−0.5 to VCC1 +0.5
V
1
Input/Output voltage (2)
VI/O2
−0.5 to VCC2 +0.5
V
2
Input/Output voltage (3)
VI/O3
−0.5 to VCC1 +0.5
V
3, 4
Operating temperature
TA
−20 to +70
°C
Storage temperature
Tstg.
−40 to +125
°C
Notes 1. 5 V power signal (/FRM, STB, /DOUT, L1, L2, PULSE)
2. 3.3 V power signal (MS, DIR, PL0 to PL1, A0 to A16, /CS, /OE, /WE, /UBE, RDY, D0 to D15, /RESET,
OSC1, OSC2, /DOFF, TEST, BMODE, /REFRH)
3. Liquid-crystal drive powers (V0, V1, V2, Y1 to Y240)
4. V0 < V1 < V2
2. Recommended Operating Range (TA = 20 to +70 C, VO = 0 V)
Parameter
Symbol
MIN.
TYP.
MAX.
Unit
Notes
Supply voltage (1)
VCC1
4.5
5.0
5.5
V
Supply voltage (2)
VCC2
3.0
3.3
3.6
V
Input voltage (1)
VI1
0VCC1
V1
Input voltage (2)
VI2
0VCC2
V2
V1 Input voltage
V1
V0
V2
V
V2 Input voltage
V2
V1
VCC1
V
External resistance for OSC
ROSC
30
62
90
k
Ω
Notes 1. 5 V power signal (/FRM, STB, L1, L2, PULSE)
2. 3.3 V power signal (MS, DIR, PL0 to PL1, A0 to A16, /CS, /OE, /WE, /UBE, RDY, D0 to D15, /RESET,
OSC1, OSC2, /DOFF, TEST, BMODE, /REFRH)
•



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