tda6621 Infineon Technologies Corporation, tda6621 Datasheet - Page 3

• Manufacturer Part Number: tda6621
• Description: Tv-stereocoder
• Manufacturer: Infineon Technologies Corporation

Pin Functions
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
Semiconductor Group
Symbol
I AF1
Bias AF
I AF2
I Pilot
Q Pilot
Q AM
Q AF1
Q AF2
V
MOD
+
I Dual
I Stereo
I Freq
Q Tone
I Tone
PLL
GND
V
REF Q
S
Function
AF-input tone 1
Bias for AF-operating point
AF-input tone 2
Pilottone filter in (inverting input)
Pilottone filter output
AM modulator pilottone output
AF-output tone 1
AF-output tone 2
Reference voltage output 6 V DC
Modulation depth adjustment
+
Dual control input
Stereo control input
Line frequency input
Identification tone output (square wave)
Identification tone input
Loop filter PLL
Ground
3
V
S
supply voltage
TDA 6621