DATA SHEET
Product specification
File under Integrated Circuits, IC01
December 1982
INTEGRATED CIRCUITS
TDA1001B
TDA1001BT
Interference and noise suppression
circuit for FM receivers
December 1982
2
Philips Semiconductors
Product specification
Interference and noise suppression
circuit for FM receivers
TDA1001B
TDA1001BT
GENERAL DESCRIPTION
The TDA1001B is a monolithic integrated circuit for suppressing interference and noise in FM mono and stereo receivers.
Features
Active low-pass and high-pass filters
Interference pulse detector with adjustable and controllable response sensitivity
Noise detector designed for FM i.f. amplifiers with ratio detectors or quadrature detectors
Schmitt trigger for generating an interference suppression pulse
Active pilot tone generation (19 kHz)
Internal voltage stabilization
QUICK REFERENCE DATA
PACKAGE OUTLINE
TDA1001B: 16-lead DIL; plastic (SOT38); SOT38-1; 1996 September 06.
TDA1001BT: 16-lead mini-pack; plastic (SO16; SOT109A); SOT116-1; 1996 September 06.
Supply voltage (pin 9)
V
P
typ.
12
V
Supply current (pin 9)
I
P
typ.
14
mA
A.F. input signal handling (pin 1)
(peak-to-peak value)
V
i(p-p)
typ.
1
V
Input resistance (pin 1)
R
i
min.
35
k
Voltage gain (V
1-16
/V
6-16
)
G
v
typ.
0,5
dB
Total harmonic distortion
THD
typ.
0,25
%
Bandwidth
B
typ.
70
kHz
Suppression pulse threshold voltage
(peak value); R
13
= 0
V
i(tr)OM
typ.
19
mV
Suppression pulse duration
t
s
typ.
27
s
Supply voltage range (pin 9)
V
P
7,5 to 16
V
Operating ambient temperature range
T
amb
-
30 to + 80
C
December 1982
3
Philips Semiconductors
Product specification
Interference and noise suppression circuit
for FM receivers
TDA1001B
TDA1001BT
Fig.1 Block diagram.
December 1982
4
Philips Semiconductors
Product specification
Interference and noise suppression circuit
for FM receivers
TDA1001B
TDA1001BT
RATINGS
Limiting values in accordance with the Absolute Maximum System (IEC 134)
Supply voltage (pin 9)
V
P
max. 18
V
Input voltage (pin 1)
V
1-16
max. V
P
V
Output current (pin 6)
I
6
max. 1
mA
-
I
6
max. 15
mA
Total power dissipation
see derating curves Fig.2
Storage temperature range
T
stg
-
65 to +150
C
Operating ambient temperature range
T
amb
-
30 to +80
C
Fig.2 Power derating curves.
in plastic DIL (SOT-38) package (TDA1001B).
- - - - - -
in plastic mini-pack (SO-16; SOT-109A) package (TDA1001BT); mounted on a ceramic substrate of 50
15
0,7 mm.
December 1982
5
Philips Semiconductors
Product specification
Interference and noise suppression circuit
for FM receivers
TDA1001B
TDA1001BT
CHARACTERISTICS
V
P
= 12 V; T
amb
= 25
C; measured in Fig.4; unless otherwise specified
PARAMETER
SYMBOL
MIN.
TYP.
MAX.
UNIT
Input stage
Input impedance (pin 1)
f = 40 kHz
Z
i1
-
45
-
k
Input resistance (pin 1)
with pin 2 not connected
R
i1
-
600
-
k
Input bias current (pin 1)
V
1-16
= 4,8 V
I
i1
-
6
15
A
Output resistance (pin 2)
unloaded
R
o2
low-ohmic
Internal emitter resistance
R
2-16
-
5,6
-
k
Low-pass amplifier
Input resistance (pin 3)
R
i3
10
-
-
M
Input bias current (pin 3)
I
i3
-
-
7
A
Output resistance (pin 4)
R
o4
-
-
5
Voltage gain (V
4
/V
3
)
G
v4/3
-
1,1
-
Suppression pulse stage
Input offset current at pin 5
during the suppression time t
S
I
io5
-
50
200
nA
Output stage
Output resistance (pin 6)
R
o6
low-ohmic
Internal emitter resistance
R
6-16
-
6
-
k
Current gain (I
5
/I
6
)
G
i5/6
-
85
-
dB
Pilot tone generation (19 kHz)
Input impedance (pin 8)
Z
i8
-
-
1
Output impedance (pin 7)
pin 8 open
Z
o7
150
-
-
k
Output bias current (pin 7)
I
o7
0,7
1
1,3
mA
Current gain (I
7
/I
8
)
G
i7/8
-
3
-
High-pass amplifier
Input resistance (pin 15)
R
i15
10
-
-
M
Input bias current (pin 15)
I
i15
-
-
7
A
Output resistance (pin 14)
R
o14
-
-
5
Voltage gain (V
14/15
)
G
v14/15
-
1,4
-
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