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Wuxi Youda electronics
Wuxi Youda electronics


YD1191

SINGLE-CHIP FM/AM RADIO IC


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YD1191 pdf
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YOUDA INTEGRATED CIRCUIT
YD1191
SINGLE-CHIP FM/AM RADIO ICYD1191
DESCRIPTION
The YD1191 is a one-chip FM/AM radio IC designed for radio-cassette tape recorders.
FEATURES
*Small number of peripheral components.
*Low current consumption (Vcc=3V)
For FM:ID=5.3mA (Typ.)
For AM:ID=3.4mA (Typ.)
*Built-in FM/AM select switch.
*Built-in RF AGC, IF AGC circuit.
*Tuning LED driver.
*Large output of AF amplifier.
Vcc=6V,EIAJ output=500mW (Typ.)
When load impedance 8Ω
BLOCK DIAGRAM
28 27 26 25 24 23 22 21 20 19 18 17 16 15
AF Power AMP
AM IF DET AGC
AM RF AMP
FM DISCRIMINATOR
FM FE
TUNING
METER
FM IF AMP
1 2 3 4 5 6 7 8 9 10 11 12 13 14
WuXi YouDa Electronics Co., Ltd
Add: No.5 Xijin Road, National Hi-Tech Industrial Development Zone, Wuxi Jiangsu China
Tel: 86-510-85205117 86-510-85205106 Fax: 86-510-85205110
Website: www.e-youda.com
SHENZHEN OFFICE Tel86-755-83740369
Fax86-755-83741418
Ver 5.0
1 of 4
2006-6-20



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YOUDA INTEGRATED CIRCUIT
ABSOLUTE MAXIMUM RATINGS (Tamb=25)
PARAMETER
Supply Voltage
Power Dissipation
Operating Temperature
Storage Temperature
SYMBOL
Vcc
PD
Topr
Tstg
VALUE
9
700
-10+70
-50+125
YD1191
UNIT
V
mW
ELECTRICAL CHARACTERISTICS (Tamb=25, VCC=6VUnless otherwise specified)
PARAMETER SYMBOL
TEST CONDITIONS
Quiescent Current
FM:
Front End
Voltage Gain
Detection Output
IF Knee Level
DetectionOutput
Distortion Factor
FM Meter Current
AM:
Front End
Voltage Gain
IF Voltage Gain
Detector Output
Meter Current
Detection Output
Distortion Factor
Audio Voltage Gain
Audio Distortion
Factor
Muting Level
Iccq
AV1
VD1
VSEN1
THD1
IBI
Av2
VSEN2
VD2
IB2
THD2
Av3
THD3
Av4
AM, Vin=0
FM, Vin=0
Vin1=40dBμV/100MHz
Vin1=90dBμV/10.7MHz
(1kHz,22.5kHz DEV)
Vin3=level at a point 3dB down
Vin1=90dBμV/10.7MHz
(1KHz, 75kHz DEV
Vin3=60dBμV/10.7MHz
Vin2=80dBμV/1660kHz
455kHz(kHz 30% MOD), output
is -3.4dBm
Vin3=85dBμV/455kHz
(1kHz, 30%MOd)
Vin3=85dBμV/455kHz
(kHz, 30%MOD)
Vin2=95dBμV/1660kHz
(1kHz, 30%MOD), Vcc=7.8V
Vin3=60dBμV/10.7MHz
Vin4=30dBm/1kHz
Vin3=60dBμV/10.7MHz
Vin4=-20dBm/1kHz
Output is 50mW
Vin3=0dBμV/10.7MHz
Vin4=-20dBm/1kHz
Output is 50mW
MIN
32
39
1.8
15
14
39
1.3
27
8
TYP
3.5
7.0
39
77.5
24
0.3
3.5
22
20
77.5
3.0
0.6
31.5
0.3
15
MAX
10.0
14.0
46
155
32
2.0
7.0
29
27
155
7.0
2.0
36
2.5
22
UNIT
mA
dB
mV
dBμV
%
mA
dB
dBμ
mV
mA
%
dB
%
dB
WuXi YouDa Electronics Co., Ltd
2 of 4
Website: www.e-youda.com



Part Number YD1191
Description SINGLE-CHIP FM/AM RADIO IC
Maker Wuxi Youda electronics - Wuxi Youda electronics
Total Page 4 Pages
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