參數(shù)資料
型號(hào): tda 6621
廠商: SIEMENS AG
英文描述: TV-Stereocoder(TV 立體聲編碼器)
中文描述: 電視Stereocoder(電視立體聲編碼器)
文件頁(yè)數(shù): 8/17頁(yè)
文件大?。?/td> 595K
代理商: TDA 6621
TDA 6621
Semiconductor Group
8
Parameter
Symbol
Limit Values
Unit
Test
Circuit
Test Condition
min. typ.
max.
B. Pilottone Generator
VCO-voltage PLL
Identification tone
output voltage
Pilot voltage
Identification tone
input voltage
Max. gain pilot filter
Threshold line input
Threshold line input
Threshold control input
Threshold control input
Reference voltage
V
17
V
15
V
6
V
16
G
5
V
14L
V
14H
V
12,13L
V
12,13H
V
9
0
3.5
0
2.4
3
2
400
1
12
6
1.5
V
S
1
5.5
V
Vpp
mVpp
Vpp
dB
V
V
V
V
V
U
9-10
= 1 V
Mono
m
= 50 %
C. Design Hints
Input resistance
Output resistance
Input resistance
Input resistance
Output resistance
Output resistance
R
1,3
R
7,8
R
14
R
16
R
15
R
6
20
7
24
200
200
15
k
k
k
k
AC/DC Characteristics
(cont’d)
V
S
= 12 V;
T
A
= 25
°
C, in accordance with test circuit 1.
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