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LC75857E Datasheet(PDF) 3 Page - ON Semiconductor

No. de pieza LC75857E
Descripción Electrónicos  Duty LCD Driver with Key Input Function
Download  39 Pages
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Fabricante Electrónico  ONSEMI [ON Semiconductor]
Página de inicio  http://www.onsemi.com
Logo ONSEMI - ON Semiconductor

LC75857E Datasheet(HTML) 3 Page - ON Semiconductor

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LC75857E, 75857W
No.7980-3/39
Electrical Characteristics for the Allowable Operation Ranges
Package Dimensions
unit : mm (typ)
[ LC75857E ]
[ LC75857W ]
QIP64E(14X14)
14.0
17.2
0.15
0.35
0.8
(1.0)
116
17
32
33
48
49
64
10.0
12.0
0.15
0.18
0.5
(1.25)
116
17
32
33
48
49
64
SQFP64(10X10)
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Hysteresis
VH1
CE, CL, DI
0.1 VDD
V
VH2
KI1 to KI5
0.1 VLCD
Power-down detection voltage
VDET
2.0
2.2
2.4
V
Input high level current
IIH1
CE, CL, DI: VI = 6.0 V
5.0
µA
IIH2
OSC: VI = VDD External clock mode
5.0
Input low level current
IIL1
CE, CL, DI: VI = 0 V
–5.0
µA
IIL2
OSC: VI = 0 V External clock mode
–5.0
Input floating voltage
VIF
KI1 to KI5
0.05 VLCD
V
Pull-down resistance
RPD
KI1 to KI5: VLCD = 5.0 V
50
100
250
k
KI1 to KI5: VLCD = 3.0 V
100
200
500
Output off leakage current
IOFFH
DO: VO = 6.0 V
6.0
µA
VOH1
KS1 to KS6: IO = –500 µA VLCD = 3.6 to 6.0 V
VLCD – 1.0 VLCD – 0.5 VLCD – 0.2
KS1 to KS6: IO = –250 µA VLCD = 2.7 to 3.6 V
VLCD – 0.8 VLCD – 0.4 VLCD – 0.1
Output high level voltage
VOH2
P1 to P4: IO = –1 mA
VLCD – 0.9
V
VOH3
S1 to S42: IO = –20 µA
VLCD – 0.9
VOH4
COM1 to COM4: IO = –100 µA
VLCD – 0.9
VOL1
KS1 to KS6: IO = 25 µA VLCD = 3.6 to 6.0 V
0.2
0.5
1.5
KS1 to KS6: IO = 12.5 µA VLCD = 2.7 to 3.6 V
0.1
0.4
1.2
Output low level voltage
VOL2
P1 to P4: IO = 1 mA
0.9
V
VOL3
S1 to S42: IO = 20 µA
0.9
VOL4
COM1 to COM4: IO = 100 µA
0.9
VOL5
DO: IO = 1 mA
0.1
0.5
VMID1
COM1 to COM4: 1/2 bias, IO =±100µA
1/2 VLCD – 0.9
1/2 VLCD + 0.9
VMID2
S1 to S42: 1/3 bias,IO =±20 µA
2/3 VLCD – 0.9
2/3 VLCD + 0.9
Output middle level voltage *2
VMID3
S1 to S42: 1/3 bias, IO =±20 µA
1/3 VLCD – 0.9
1/3 VLCD + 0.9
V
VMID4
COM1 to COM4: 1/3 bias,IO =±100µA
2/3 VLCD – 0.9
2/3 VLCD + 0.9
VMID5
COM1 to COM4: 1/3 bias,IO =±100µA
1/3 VLCD – 0.9
1/3 VLCD + 0.9
Oscillator frequency
fosc
OSC: ROSC = 39 k , COSC = 1000 pF
30.4
38
45.6
kHz
IDD1VDD :Sleep mode
100
IDD2VDD: VDD = 6.0 V, output open,fosc = 38 kHz
300
600
Current drain
ILCD1VLCD : Sleep mode
5
µA
ILCD2
VLCD: VLCD = 6.0 V, output open, 1/2 bias,
100
200
fosc = 38 kHz
ILCD3
VLCD: VLCD = 6.0 V, output open, 1/3 bias,
60
120
fosc = 38 kHz
Nete: *2. Excluding the bias voltage generation divider resistor built into VLCD1 and VLCD2. (See Figure 1.)


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