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参数资料
| 型号： | NTE7116 |
| 厂商： | NTE Electronics, Inc. |
| 英文描述： | Integrated Circuit Phase Lock Loop (PLL) Stereo Decoder (BTSC System) |
| 中文描述： | 集成电路锁相环（PLL）的立体声解码器（BTSC标准系统） |
| 文件页数： | 4/5页 |
| 文件大小： | 37K |
| 代理商： | NTE7116 |
AC Characteristics (Cont
’
d):
(V
S
= 8.5V, T
A
= +25
°
C, AC Conditions: (1) Input signal (V
i
) of
815mV
P
–
P
for L = 1, R = 1 (mono), f
m
= 1kHz (80% modulation); (2)
MUX input signal (V
i
) of 1.2V
P
–
P
for L = 1, R = 0 and no dbx, f
m
= 1kHz
(stereo) and V
pilot
= 200V
P
–
P
; (3) S1 open, unless specified (without
L
–
R filter), VCO measured with an external IF roll
–
off network (
–
2dB
at 31.5kHz = 2f
H
) at the input. All the above conditions apply unless
otherwise specified)
Parameter
Symbol
Test Conditions
Source Selector (Cont
’
d)
(Pin6)
Switching Level (External Selected)
Voltage
V
IH
Current
I
IH
V
i
= V
P
Muting Circuit
(Pin7)
Input Voltage
V
IL
Mute ON
V
IH
Mute OFF
Input Current
–
I
IL
Mute ON, V
IL
= 0.8V
I
IL
Mute OFF, V
IH
= V
P
Min
Typ
Max Unit
2
–
–
V
P
1.0
V
μ
A
0.1
–
2
–
–
–
–
0.8
V
P
25
1.0
V
V
μ
A
μ
A
10
0.1
Note 4. Intermodulation suppression (Beat Frequency Components (BFC)):
V
O
(signal) (at 1kHz)
V
O
(spurious) (at 1kHz)
V
O
(signal) (at 1kHz)
V
O
(spurious) (at 1kHz)
measured with 100% modulated input signal: L = R; pilot signal = 200mV
P
–
P
; f
m
= 8.367 or
10.823kHz.
α
2
=
; f
s
= (2 x 8.367kHz)
–
f
H
α
3
=
; f
s
= (3 x 10.823kHz)
–
2f
H
V
O
Left
V
O
Decoder Right De
–
Emphasis
Input 1, Left
Input 1, Right
V
O
Decoder Left De
–
Emphasis
Pin Connection Diagram
V
O
Right
V
P
Input 2, Right
1
2
3
4
Multiplexer Input
Pilot Presence Det
LED Driver Output
VCO
5
6
Source Selector Input
7
Mute Input
8
Input 2, Left
20
19
18
17
GND
Phase Det
L
–
R De
–
Emphasis
L
–
R De
–
Emphasis
16
Smooth Mono/Stereo Control
15
14
13
9
12
10
11
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