UTC7642 [UTC]
ONE CHIP AM RADIO CIRCUIT; 单芯片AM收音机电路
| 型号： | UTC7642 |
| 厂家： | 
Unisonic Technologies |
| 描述： | ONE CHIP AM RADIO CIRCUIT |
| 文件： | 总2页 (文件大小：27K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
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
1
*Low operating voltage: Down to VCC=1.3V
*Low Quiescent Current:ICCO=0.2mA
*Low external component required.
TO-92
EQUIVALENT CIRCUIT
3
R3
12KW
R5
R6
R9
12KW
R11
12KW
R13
12KW
R15
12KW
C4
23pF
12KW 12KW
T1
2
R4
12KW
C2
12pF
C1
12pF
R7
12KW
R10
12KW
R14
74.6W
R12
T10
T4
W
12K
R2
R8
3.3KW
12KW
R1
T5
T6
T8
T9
5.6KW
T7
T3
T2
1
ABSOLUTE MAXIMUM RATINGS (Tested at Ta=25°C, unless otherwise specified)
PARAMETERS
SYMBOLS
MIN.
MAX.
UNIT
Supply Voltage
VCC
6
V
Operating Temperature
Storage temperature
Topr
-10
-55
60
°C
°C
TSTG
150
1
UTC UNISONIC TECHNOLOGIES CO. LTD
QW-R110-015,A
UTC 7642
LINEAR INTEGRATED CIRCUIT
ELECTRICAL CHARACTERISTICS
(Tested at Ta=25°C, VCC=1.3V,fm=1KHZ,fO=1MHZ,MOD=30%, unless other specified)
PARAMETERS
Supply Voltage
SYMBOLS
VCC
TEST CONDITIONS
MIN.
TYP.
1.3
0.20
3
MAX.
UNIT
V
1.2
1.6
Quiescent Current
Input Resistance
ICCQ
RI
VI=0
0.14
0.30
mA
MW
mV
-
-
-
-
Maximum Sensitivity
Detector Output Voltage
The Range of AGC
SM
VOD=3mV
VI=10mV
600
15
VOD
5
-
30
-
mV
dB
DA
30
TEST CIRCUIT
RAGC
1.5kW
100kW
Vcc
0.01 mF
2
UTC 7642 3
1
Vout
0.1 mF
75 W
Vin
APPLICATION CIRCUIT
RAGC 1kW
100kW
W
57
820W
600 mH
1.5V
2
UTC 7642
1
3
0.1 mF
140pF 7pF
0.15 mF
32W
1kW
0.01 mF
2
UTC UNISONIC TECHNOLOGIES CO. LTD
QW-R110-015,A
相关型号：
©2020 ICPDF网 联系我们和版权申明