TEA5712T Ver la hoja de datos (PDF) - Philips Electronics
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TEA5712T Datasheet PDF : 28 Pages
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Philips Semiconductors
AM/FM stereo DTS radio circuit
Product specification
TEA5712; TEA5712T
AM CHARACTERISTICS
fi = 1 MHz; m = 0.3; fm = 1 kHz; VP = 3.0 V; measured in Fig.7 with S1 in position B, S2 in position A and S7 in
position A; unless otherwise specified.
SYMBOL
PARAMETER
IP
Ci
Gc
Vin1
Vin2
V28
THD
supply current
input capacitance
front-end conversion gain
RF sensitivity
IF sensitivity
AF output voltage
total harmonic distortion
Vin1
IIND
IINDOFF
VIFCNTO(p-p)
large signal handling
indicator current
indicator OFF current
IF count output signal
(peak-to-peak value)
VIFCNT
IF count signal
CONDITIONS
MIN.
no input signal
V20 = 0.2 V
V20 = 0.2 V
S/N = 26 dB
12.8
−
1.8
40
V28 = 30 mV; S1 in position A
Vin2 = 3.16 mV; S1 in position A
Vin1 = 1 mV
m = 0.8; THD ≤ 8%
0.13
36
−
150
Vin2 = 100 mV; S1 in position A 120
Vin2 = 0 V; S1 in position A
−
Vin2 = 10 V; S4 open
−
TYP.
16.0
3
3.3
55
0.2
45
0.8
300
170
0
400
MAX.
20.0
−
5.0
70
0.45
70
2.0
−
230
10
−
UNIT
mA
pF
µV
mV
mV
%
mV
µA
µA
mV
Vin10 = 3 V; S4 closed
−
−70
−
dB
FM CHARACTERISTICS
fi = 100 MHz; ∆f = 22.5 kHz; fm = 1 kHz; VP = 3.0 V; measured in Fig.7 with S1 in position B, S2 in position A and S7 in
position A; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN. TYP. MAX. UNIT
IP
Vin3
Vin3
V11/Vin3
supply current
RF limiting sensitivity
RF sensitivity
front-end voltage gain
Vin4
IF sensitivity
V28
THD
AF output voltage
total harmonic distortion
Vin3
large signal handling
IIND
indicator current
IINDOFF
indicator OFF current
VIFCNTO(p-p) IF count output signal
(peak-to-peak value)
VIFCNT
IF count signal
no input signal
14.3 17.5 21.4 mA
V28 = −3 dB
S/N = 26 dB
0.4
1.2
3.8
µV
1.0
2.0
3.8
µV
Vin3 ≤ 1 mV;
including ceramic filter K1
12
18
22
dB
S2 in position B; V28 = −3 dB −
20
30
µV
Vin3 = 1 mV
50
61
72
mV
Vin3 = 1 mV; ∆f = 22.5 kHz
−
0.3
0.8
%
THD ≤ 5%
−
500
−
mV
Vin4 = 100 mV; S2 in position B 190
255
320
µA
Vin4 = 0 V; S2 in position B
−
0
2
µA
Vin4 = 10 V; S4 open
−
360
−
mV
Vin10 = 3 V; S4 closed
−
−50
−
dB
September 1994
15
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