UTC7642 Datasheet, PDF (1/2 Pages) Unisonic Technologies – ONE CHIP AM RADIO CIRCUIT

UTC 7642 LINEAR INTEGRATED CIRCUIT
ONE CHIP AM RADIO CIRCUIT
DESCRIPTION
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 VCC=1.3V
1
*Low Quiescent Current:ICCO=0.2mA
*Low external component required.
TO-92
EQUIVALENT CIRCUIT
3
R3
12KΩ
R5
R6
12KΩ 12KΩ
R9
12KΩ
R11
12KΩ
R13
R15
12KΩ ^C4 12KΩ
23pF
2
T1
R4
C2
C1
12KΩ
12pF
12pF
T4
R2
3.3KΩ
R7
12KΩ
R10
12KΩ
R12
12KΩ
R14
74.6Ω
T10
R8
12KΩ
R1
5.6KΩ
T5
T6
T7
T8
T9
T2
T3
1
ABSOLUTE MAXIMUM RATINGS (Tested at Ta=25°C, unless otherwise specified)
PARAMETERS
SYMBOLS
MIN.
MAX.
Supply Voltage
VCC
6
Operating Temperature
Topr
-10
60
Storage temperature
TSTG
-55
150
UNIT
V
°C
°C
UTC
UNISONIC TECHNOLOGIES CO. LTD ¹
QW-R110-015,A