STV1601A データシートの表示（PDF） - STMicroelectronics
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STV1601A Datasheet PDF : 17 Pages
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STV1601A
PIN DESCRIPTION (continued)
Pin
N
Symbol
Equivalent circuit
Description
I/O
Standard
Min. Typ. Max. Unit
VCC
30 PCX
30
31
31 PCY
VEE
2kΩ
2kΩ
Parallel clock (PCX) and its I
return (PCY)
For ECL mode, VCC = 0
H
-1.0
L
For TTL mode, VCC = +5V
H
2.0
VR3
L
2kΩ
V
-1.6 V
V
0.8 V
2, 5,
32
GND
26 VEE
27 VEE
GND
VCC
33 FV
1kΩ
1 kΩ
1kΩ
34 TRP
2µF
1 kΩ
1kΩ 10kΩ
V9
VE E
GND
-5V power supply
I/O buffer PLL
-5V power supply
Logic part
-5.2 -5.0 -4.8 V
-5.2 -5.0 -4.8 V
VCO free running frequency I
0.022µF
adjustment :
VEE level gives the lowest
-3.9
V
frequency. To adjust, set
220Ω 34 TN1 high.
33
VCO input and phase
O
0. 1µF
comparator output should be
connected to a parallel clock
-3.2
V
frequency trap filter to
minimize jitter
VCC
35 TN1
20kΩ
1
GND
12kΩ
VR3
4kΩ
VEE
Test mode :
High : VCO free running
condition (input disabled)
Low : Normal mode (input
enabled)
I
-1.0
V
-4.5 V
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