tda1072a NXP Semiconductors, tda1072a Datasheet - Page 6

• Manufacturer Part Number: tda1072a
• Description: Am Receiver Circuit
• Manufacturer: NXP Semiconductors

Philips Semiconductors
May 1984
Oscillator
Frequency range
Oscillator amplitude (pins 11 to 12)
External load impedance
External load impedance for no oscillation
Ripple rejection at V
Source voltage for switching diodes (6
D.C. output current (for switching diodes)
Change of output voltage at
Buffered oscillator output
D.C. output voltage
Output signal amplitude
Output impedance
Output current
I.F., a.g.c. and a.f. stages
D.C. input voltage
I.F. input impedance
I.F. input voltage for
Voltage gain before start of a.g.c.
A.G.C. range of i.f. stages: change of
A.F. output voltage at V
A.F. output voltage at V
A.F. output impedance (pin 6)
Indicator driver
Output voltage at V
Output voltage at V
Load resistance
AM receiver circuit
f
(RR = 20 log [V
THD = 3% at m = 80%
V
V
R
R
P
I
3-4
3-4(ref)
L(9)
L(9)
11
= 100 Hz
= 20 mA (switch to maximum load)
for 1 dB change of V
= 2,7 k
= 2,7 k
= 75 mV
13-16
i
i
P(rms)
= 0 mV;
= 500 mV;
/V
3-4(if)
3-4(if)
PARAMETER
11-16
= 100 mV;
o(af)
= 50 V
= 1 mV
])
;
V
BE
)
6
f
V
R
R
RR
V
V
V
R
V
R
C
V
V
V
V
V
V
R
osc
Z
I
I
V
V
11-12
11-16
10-16
10-16(p-p)
3-16
3-4
3-4
o(af)
o(af)
9-16
9-16
12-11(ext)
12-11(ext)
10
3-4
3-4
L(9)
11
10(peak)
o
11-16
3-4
SYMBOL
/V
, V
6-16
4-16
MIN.
0,6
0,5
2,4
2,5
1,5
0
TYP.
130
320
170
130
310
4,2
0,5
0,7
2,0
3,5
2,8
55
90
68
55
20
3
7
Product specification
TDA1072A
MAX.
150
150
200
3,9
3,1
60
60
20
3
UNIT
MHz
mV
mA
mV
mA
mV
mV
mV
mV
k
dB
k
pF
dB
dB
k
k
V
V
V
V
V