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参数资料
| 型号： | TDA1593T-T |
| 厂商： | NXP SEMICONDUCTORS |
| 元件分类： | 接收器 |
| 英文描述： | FM, AUDIO DEMODULATOR, PDSO20 |
| 封装： | 7.50 MM, PLASTIC, MS-013AC, SOT-163-1, SOP-20 |
| 文件页数： | 18/20页 |
| 文件大小： | 107K |
| 代理商： | TDA1593T-T |
1996 Oct 10
7
Philips Semiconductors
Product specication
IF amplier/demodulator for
FM car radio receivers
TDA1593
CHARACTERISTICS
VP = 8.5 V; Tamb = +25 °C; fIF = 10.7 MHz; deviation ±22.5 kHz with fm = 400 Hz; Vi = 10 mV (RMS) at pin 20;
de-emphasis of 50
s; tuned circuit at pins 10 and 11 aligned for symmetrical stop pulses; measurements taken in Fig.4
unless otherwise specied.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MIN.
UNIT
VP
supply voltage (pin 1)
7.5
8.5
12
V
IP
supply current
I2 =0
20
26
mA
IF amplier and demodulator
Zi
demodulator input impedance
between pins 10 and 11
25
40
55
k
Ci
demodulator input capacitance
between pins 10 and 11
6
pF
AF output (pin 4)
Ro
output resistance
400
V4
DC output level
ViIF ≤ 5 V (RMS) on pin 20
2.75
3.1
3.45
V
PSRR
power supply ripple rejection
(pin 4)
f = 1000 Hz;
Vripple = 50 mV (RMS)
33
36
dB
Tuning stop detector
fSTOP-0
detuning frequency for STOP-0
(pin 15)
see Fig.9
V15 ≥ 3.5 V
+14.0
kHz
V15 ≤ 0.3 V
+22.0
kHz
fSTOP-1
detuning frequency for STOP-1
(pin 14)
see Fig.8
V14 ≥ 3.5 V
14.0
kHz
V14 ≤ 0.3 V
22.0
kHz
V20
dependency on input voltage for
STOP-0 and STOP-1
(RMS value)
see Fig.7
V14, 15 ≥ 3.5 V
250
V
V14, 15 ≤ 0.3 V
50
V
V14, 15
output voltage
I14, 15 =1mA
0.3
V
Reference voltage source (pin 5)
Vref
reference output voltage
I5 = 1 mA
3.3
3.7
4.1
V
R5
output resistance
I5 = 1mA
40
80
TC
temperature coefcient
3.3
mV/K
External muting
V16
muting voltage at I2 =0
V20 ≤ 5 V (RMS); see Fig.10
1.45
1.75
2.05
V
V20 = 1 mV (RMS)
3.0
3.45
3.9
V
S
steepness of control voltage
slope: 100
V ≤ V20 ≤ 100 mV;
20
log V
20 =20dB
0.85
V/dec
V
16
V
20
log
---------------------
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