UTC 7642
DESCRIPTION
LINEAR INTEGRATED CIRCUIT
ONE CHIP AM RADIO CIRCUIT
UTC 7642 is suitable for low voltage portable Radio,
cassette system and other wireless AM system. The package
of UTC7642 is TO-92.
FEATURE
*Low operating voltage: Down to V
CC
=1.3V
*Low Quiescent Current:I
CCO
=0.2mA
*Low external component required.
1
TO-92
EQUIVALENT CIRCUIT
3
R3
12K鈩?/div>
R5
12K鈩?/div>
R6
12K鈩?/div>
R9
12K鈩?/div>
R11
12K鈩?/div>
R13
12K鈩?/div>
R15
C4 12K鈩?/div>
23pF
2
T1
C1
12pF
R4
12K鈩?/div>
T4
R2
3.3K鈩?/div>
C2
12pF
R7
12K鈩?/div>
R8
12K鈩?/div>
T5
T6
R10
12K鈩?/div>
R12
12K鈩?/div>
R14
74.6鈩?/div>
T10
R1
5.6K鈩?/div>
T7
T8
T9
T2
T3
1
ABSOLUTE MAXIMUM RATINGS
(Tested at Ta=25擄C, unless otherwise specified)
PARAMETERS
Supply Voltage
Operating Temperature
Storage temperature
SYMBOLS
V
CC
Topr
T
STG
MIN.
-10
-55
MAX.
6
60
150
UNIT
V
擄C
擄C
UTC
UNISONIC TECHNOLOGIES CO. LTD
1
QW-R110-015,A
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