TDA1596T データシートの表示（PDF） - Philips Electronics
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TDA1596T Datasheet PDF : 22 Pages
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Philips Semiconductors
IF amplifier/demodulator for FM radio
receivers
Product specification
TDA1596T
CHARACTERISTICS
f = 10.7 MHz; VP = V1-17 = 8.5 V; VI = V20 (rms) = 1 mV; Tamb = 25 °C; measured in the circuit of Fig.3; tuned circuit at pins
10, 11 aligned for symmetrical stop pulses; all voltages are referred to ground (pin 17), unless otherwise specified
SYMBOL
PARAMETER
MIN.
TYP. MAX.
UNIT
Supplies
VP = V1
I1
Supply voltage
Supply current at I2 = I7 = 0 mA
FM demodulator
R10-11
C10-11
V4
R4-17
Input impedance
DC output voltage (no-signal condition) at
V10, 11(p-p) ≤ 100 µV; V20(rms) ≤ 5 µV
Output impedance
Mute attenuator control voltage
Control voltage (pin 16)
V16
V16
R10-17
V2
R2-17
at V20(rms) ≤ 5 µV
at V20(rms) = 1 mV
Output impedance (pin 16)
Level shift input (pin 2) internal bias voltage at
I2 = 0 mA
input impedance
Internal muting (Fig.6)
Internal attenuation of signals
± 22.5 kHz ≤ detuning ≤ ±80 kHz;
A = 20log[∆V4(FM mute-off)/∆V4(FM)]
A
at V16 ≥ 1 V5
A
at V16 = 0.77 V5
A
at V16 = 0.55 V5
7.5
8.5
12.0
V
−
20
26
mA
25
40
55
kΩ
−
6
−
pF
2.75
3.10
3.45
V
−
400
−
Ω
−
2.0
−
V
−
3.45
−
V
−
−
2.0
MΩ
−
1.4
−
V
15
−
−
kΩ
−
0
−
dB
1.5
3.0
4.5
dB
−
20
−
dB
April 1991
7
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