LB1821 View Datasheet(PDF) - SANYO -> Panasonic
Part Name
Description
Manufacturer
LB1821 Datasheet PDF : 16 Pages
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Continued from preceding page.
Parameter
[S/S Pin]
Output high-level voltage
Output low-level voltage
Hysteresis
Pull-up resistance
[F/R Pin]
Input high-level voltage
Input low-level voltage
Hysteresis
Pull-up resistance
[BR Pin]
Input high-level voltage
Input low-level voltage
Hysteresis
Pull-up resistance
[CLK Pin]
Input high-level voltage
Input low-level voltage
Hysteresis
Pull-up resistance
Input frequency
[N1 Pin]
Input high-level voltage
Input low-level voltage
Hysteresis
Pull-up resistance
[N2 Pin]
Input high-level voltage
Input low-level voltage
Hysteresis
Pull-up resistance
[Low Voltage Protection]
Operating voltage
Release voltage
Hysteresis
LB1821M
Symbol
Conditions
VOH(S/S)
VOL(S/S)
∆VIN(S/S)1
∆VIN(S/S)2 VCC = 5 V
RU(S/S)
VIH(F/R)
VIL(F/R)
∆VIN(F/R)1
∆VIN(F/R)2 VCC = 5 V
RU(F/R)
VIH(BR)
VIL(BR)
∆VIN(BR)1
∆VIN(BR)2 VCC = 5 V
RU(BR)
VIH(CLK) Design target value
VIL(CLK) Design target value
∆VIN(CLK)1 Design target value
∆VIN(CLK)2 VCC = 5 V, Design target value
RU(CLK)
f (CLK)
VIH(N1)
VIL(N1)
∆VIN(N1)1
∆VIN(N1)2
RU(N1)
VCC = 5 V
VIH(N2)
VIL(N2)
∆VIN(N2)1
∆VIN(N2)2 VCC = 5 V
RU(N2)
VSDL
VSDH
∆VSD
Speed Discriminator Counts
N1
High or open
High or open
L
L
N2
High or open
L
High or open
L
Number of counts
64
256
128
512
Ratings
Unit
min
typ
max
4.0
VCC
V
0
1.5
V
0.35
0.45
0.55
V
0.24
0.34
0.44
V
45
63
85
kΩ
4.0
VCC
V
0
1.5
V
0.35
0.45
0.55
V
0.24
0.34
0.44
V
45
63
85
kΩ
4.0
VCC
V
0
1.5
V
0.35
0.45
0.55
V
0.24
0.34
0.44
V
45
63
85
kΩ
4.0
VCC
V
0
1.5
V
0.35
0.45
0.55
V
0.24
0.34
0.44
V
45
63
85
kΩ
4.0
VCC
V
0
1.5
V
0.35
0.45
0.55
V
0.24
0.34
0.44
V
45
63
85
kΩ
4.0
VCC
V
0
1.5
V
0.35
0.45
0.55
V
0.24
0.34
0.44
V
45
63
85
kΩ
3.75
V
4.0
V
0.15
0.25
0.35
V
No. 5686-4/16
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