TDA1599 Datasheet, PDF (4/22 Pages) NXP Semiconductors – IF amplifier/demodulator for FM radio receivers

Philips Semiconductors
IF amplifier/demodulator for FM radio
receivers
PINNING; note 1
SYMBOL
PIN
DESCRIPTION
V_P
LVA
ULV
V_oAF
V_REF
WLV
MODE
DDV
n.c.
DEMI1
DEMI2
n.c.
TSW
ST1
ST0
MUTE
GND
LFB1
LFB2
V_iIF
1 (1)
2 (2)
3 (3)
4 (4)
5 (5)
6 (6)
7 (7)
8 (8)
9 (−)
10 (9)
11 (10)
12 (−)
13 (11)
14 (12)
15 (13)
16 (14)
17 (15)
18 (16)
19 (17)
20 (18)
supply voltage (+8.5 V)
level adjustment for stop condition
unweighted level output / K2 adjustment
audio frequency output (MPX signal)
reference voltage output
weighted level output
mode switch input
detune detector voltage
not connected
demodulator input 1
demodulator input 2
not connected
tau switch input
STOP-1, stop pulse output 1
STOP-0, stop pulse output 0
muting voltage
ground (0 V)
IF limiter feedback 1
IF limiter feedback 2
IF signal input
Note
1. SO-version TDA1599T; pinning for DIL-version in parenthesis.
Product specification
TDA1599
Fig.2 Pin configuration for DIL-version.
Fig.3 Pin configuration for SO-version.
May 1994
4