U4270B TEMIC [TEMIC Semiconductors], U4270B Datasheet - Page 3

• Manufacturer Part Number: U4270B
• Description: FM IF limiter amplifier and detector
• Manufacturer: TEMIC [TEMIC Semiconductors]

Absolute Maximum Ratings
Reference point Pin 1, unless otherwise specified
Thermal Resistance
Electrical Characteristics
V
Q
TELEFUNKEN Semiconductors
Supply voltage
Junction temperature
Storage temperature range
Ambient temperature range
Junction ambient
Supply voltage
Supply current
Field strength output
Output voltage
Audio output signal
Output voltage
Distortion
(S+N)/N ratio
AM-rejection
Mute depth
Maximum sink current
Stop signal output
Input frequency window
Output voltage
HIGH
LOW
Input voltage threshold
Rev. A1: 07.10.1994
S
0
= 8.5 V, reference point Pin 1, f
= 20, T
Parameters
amb
= 25 _ C, unless otherwise specified
Parameters
Parameters
V
V
V
V
deviation
m = 30 %
V
V
R
I
V
V
6
i
i
i
i
7-8
2
2
6
6
< 0.5 mA
= 200 mV
= 50 mV
= 1 mV
= 0 mV
= 0 V, R
= 0 V, R
= 0.5 V, Pin 5 open
= 0.5 V, V
Test Conditions / Pin
i
= 10.7 MHz, adjusted at I
= 22 k
Preliminary Information
"
W
3
3
Pin 14
75 kHz
=
= 0
5
R
= V
8
Pin 11
Pin 4
Pin 6
Pin 14
Pin 14
7
Symbol
S+N/N
= 0, V
V
THD
a
V
f
V
mute
V
OUT
win
V
I
I
AF
S
4
Symbol
Symbol
S
6
i
R
T
T
V
T
amb
thJA
i
stg
= 10 mV, FM-deviation
S
j
"
0.01
0.48
Min
290
7.5
4.4
4.2
2.5
6.7
0.9
0.6
19
77
62
34
25
7
23
– 40 to + 150
– 25 to + 85
Maximum
Typ
Value
0.1
36
150
100
7
18
"
U 4270 B
75 kHz, f
"
Max
0.42
0.88
330
4.9
4.6
2.8
1.1
0.2
1.3
15
23
81
66
39
45
9
28
mod
K/W
Unit
Unit
= 1 kHz,
V
Unit
kHz
mA
mV
mA
mV
C
C
C
m
dB
dB
dB
%
V
V
V
V
3