YD2111 Datasheet: 3V AM/FM ONE CHIP TUNER IC





YD2111 3V AM/FM ONE CHIP TUNER IC Datasheet

Part Number YD2111
Description 3V AM/FM ONE CHIP TUNER IC
Manufacture Wuxi Youda electronics
Total Page 5 Pages
PDF Download Download YD2111 Datasheet PDF

Features: www.DataSheet4U.com YOUDA INTEGRATED CI RCUIT YD2111 3V AM/FM ONE CHIP TUNER IC—YD2111 DESCRIPTION The YD2111 are AM/FM 1 chip tuner ICs, which are desig ned for portable radios and 3V headphon e radios. FEATURES *For NEW FCC. *AM D etector coil, FM IFT, IF coupling conde nser are not needed. *For adopting cera mic discriminator, it is not necessary to adjust the FM quad detector circuit. *Built-in FM MPX VCO circuit. *Built-i n varactor diode for AFC. *Built-in AM low cut circuit. *Low supply current. Vcc=3V, Tamb=25℃) Iccq (FM)=9.0m A (typ.) Iccq (AM)=5.0mA (typ.) *Operat ing Supply Voltage Range: Vcc=1.8~7V Tamb=25℃) BLOCK DIAGRAM 24 23 22 21 FM OSC 20 AM OSC AF FM MUTE AM DET FM MIX 2 3 4 5 AM IF 7 FM DET FM IF 8 9 LEVEL DET TUN LED 10 ST LED 11 12 19 1 8 17 AF VCO DIVIDE ST/MO FM/AM 16 15 14 13 DECODE AM MIX FM RF 1 AGC 6 WuX i 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: 8.

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YOUDA INTEGRATED CIRCUIT
www.DataSheet4U.com
YD2111
3V AM/FM ONE CHIP TUNER ICYD2111
DESCRIPTION
The YD2111 are AM/FM 1 chip tuner ICs, which are designed for portable radios and 3V headphone radios.
FEATURES
*For NEW FCC.
*AM Detector coil, FM IFT, IF coupling condenser are not needed.
*For adopting ceramic discriminator, it is not necessary to adjust the FM quad detector circuit.
*Built-in FM MPX VCO circuit.
*Built-in varactor diode for AFC.
*Built-in AM low cut circuit.
*Low supply current.Vcc3V, Tamb=25℃)
Iccq (FM)=9.0mA (typ.)
Iccq (AM)=5.0mA (typ.)
*Operating Supply Voltage Range: Vcc=1.8~7V(Tamb=25℃)
BLOCK DIAGRAM
24 23 22 21 20 19 18 17 16 15 14
13
FM
RF
12
FM AM
OSC OSC
AF
AF
DECODE
VCO
DIVIDE
FM
MUTE
ST/MO
FM/AM
AM
MIX
FM
MIX
AM FM LEVEL
DET DET
DET
AGC AM
IF
FM
IF
TUN ST
LED LED
3 4 5 6 7 8 9 10 11 12
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 5
2006-7-10

              






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