
TELEFUNKEN Semiconductors
U4313B
Rev. A1: 23.06.1995
3 (14)
Electrical Characteristics
V
S
= 5 V, T
amb
= 25
°
C, f
in
= 10.7 MHz; FM part: f
mod
= 1 kHz, f
dev
= 22.5 kHz; AM part:, f
mod
= 1 kHz, m = 100%
unless otherwise specified
Parameters
Test Conditions / Pins
Symbol
Min.
Typ.
Max.
Unit
Characteristics
Supply voltage range
Quiescent supply current
Active supply current
Bandgap
Regulated voltage
Output current
Source resistance
External capacitor
Power supply suppression
IF amplifier
Input resistance
Input capacitance
Typical internal 3 dB
frequency
–3 dB limiting point
Recovered data voltage
FM detector output
resistance
AM rejection ratio
Maximum AM input
voltage
AM quiescent current
Maximum AM current
Operational amplifier
Gain bandwidth product
Excess phase
Open loop gain
Output voltage range
Common mode input
voltage
Input offset voltage
Maximum output current
Common mode rejection
ratio
Total harmonic distortion
Pin 15
Pin 15
Pin 15
V
S
I
q
I
act
3
12
1.3
3.6
V
1
mA
mA
2.8
Pin 13
Pin 13
Pin 13
Pin 13
Pin 13
V
ref
I
ref
R
Ref
C
ref
psrr
2.3
2.4
2.5
5
5
V
mA
2.3
10
F
f = 50 Hz
60
dB
Pin 9
Pin 9
R
in
C
in
f
3dB
180
330
5
520
pF
MHz
IF level 70 dB V
Pins 9 and 14
Pin 9
Pin 14
Pin 14
8
12
V
FM3dB
V
FMout
R
FMout
30
130
50
dB V
mV
k
50
230
m = 30%
Pins 9 and 14
Pin 9
AM
rr
V
AMmax
25
90
dB
dB V
Pin 8
Pin 8
I
AMout
I
AMoutmax
10
22
100
37
Pins 1, 2 and 16
Pins 1, 2 and 16
Pins 1, 2 and 16
Pin 2
Pins 1 and 16
f
t
3
4
80
70
1.55
6.5
MHz
degree
dB
V
V
g
0
50
95
V
out
V
in
0.7
1.7
Pins 1 and 16
Pin 2
Pins 1 and 16
V
os
I
out
cmrr
–2.5
0
+2.5
5
mV
mA
dB
65
85
V
in
< 300 mV, f = 33 kHz,
unity gain circuit Pin 2
f = 50 Hz
thd
1
3
%
Power supply rejection
ratio
Pin 2
psrr
65
85
dB