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
12KΩ
R5
12KΩ
R6
12KΩ
R9
12KΩ
R11
12KΩ
R13
12KΩ
R15
C4 12KΩ
23pF
2
T1
C1
12pF
R4
12KΩ
T4
R2
3.3KΩ
C2
12pF
R7
12KΩ
R8
12KΩ
T5
T6
R10
12KΩ
R12
12KΩ
R14
74.6Ω
T10
R1
5.6KΩ
T7
T8
T9
T2
T3
1
ABSOLUTE MAXIMUM RATINGS
(Tested at Ta=25°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
°C
°C
UTC
UNISONIC TECHNOLOGIES CO. LTD
1
QW-R110-015,A
UTC-IC [ UNISONIC TECHNOLOGIES ]
