Continued from preceding page.
LB1922
Parameter
[Lock Detection]
Output low-level voltage
Lock range
[Integrator]
Input bias current
Output high-level voltage
Output low-level voltage
Open-loop gain
Gain-bandwidth product
Reference voltage
[Crystal Oscillator]
Operating frequency range
[Start/Stop Pin]
Input high-level voltage
Input low-level voltage
Pull-down resistance
[Forward/Reverse Pin]
Input high-level voltage
Input low-level voltage
Hysteresis
Pull-down resistance
Symbol
Conditions
VOL(LD) ILD = 10 mA
IB(INT)
VOH(INT)
VOL(INT)
fOSC
VIH(S/S)
VIL(S/S)
RD(S/S)
VIH(F/R)
VIL(F/R)
∆VIN
RD(F/R)
Truth Table
Source → sink
F/R=L
IN1 IN2 IN3
1 OUT2 → OUT1 H
L
H
2 OUT3 → OUT1 H
L
L
3 OUT3 → OUT2 H
H
L
4 OUT1 → OUT2 L
H
L
5 OUT1 → OUT3 L
H
H
6 OUT2 → OUT3 L
L
H
Note: A high input is defined as IN+ > IN–.
F/R=H
IN1 IN2 IN3
L
H
L
L
H
H
L
L
H
H
L
H
H
L
L
H
H
L
Pin Assignment
Ratings
Unit
min
typ
max
0.15
0.5
V
6.25
%
–0.4
3.7
60
–5%
1
4.3
0.8
1.6
VX/2
+0.4
1.2
+5%
µA
V
V
dB
MHz
V
10 MHz
4.0
V
1.5
V
30
50
70
kΩ
4.0
V
1.5
V
0.5
V
30
50
70
kΩ
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