NJM567D NJR, NJM567D Datasheet - Page 9

IC TONE-DECODER/PH-LCKDLOOP 8DIP

NJM567D

Manufacturer Part Number
NJM567D
Description
IC TONE-DECODER/PH-LCKDLOOP 8DIP
Manufacturer
NJR
Type
Phase Lock Loop (PLL)r
Datasheet

Specifications of NJM567D

Pll
Yes
Input
Clock
Output
Clock
Number Of Circuits
1
Ratio - Input:output
1:1
Differential - Input:output
No/No
Frequency - Max
500kHz
Divider/multiplier
No/No
Voltage - Supply
4.75 V ~ 9 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Through Hole
Package / Case
8-DIP
Frequency-max
500kHz
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant

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response time. This may be undesirable. Bandwidth can be reduced by reducing the loop gain. This scheme will improve
camping and permit faster operation under narrow-band conditions. Note that the reduced impedance level at terminal 2
will require that a larger value of C
network of R
ground may be required to shunt high frequency components.
(between pins 8 and 1). Pin 1 is pulled up to unlatch the output stage.
Ver.2003-12-09
◎ Alternate Method of Bandwidth Reduction (Figure 6)
◎ Output Latching (Figure 7)
Although a large value of C
To latch the output on after a signal is received, it is necessary to provide a feedback resistor around the output stage
B
and R
C
can be eliminated and the R
2
will reduce the bandwidth, it also reduces the loop damping so as to slow the circuit
2
be used for a given filter cutoff frequency. If more than three 567s are to be used, the
(note) Adjust control for symmetry of
detection band edges about f
A
Output Latching
resistors connected together. A capacitor between this junction and
Figure 6
Figure 7
O
.
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