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| YOUDA INTEGRATED CIRCUIT YD3361 LOW POWER NARROW BAND IF AMPLIFIER --YD3361 DESCRIPTION The YD3361 includes an Oscillator, Mixer, Limiting Amplifier, Quadrature Discriminator, Active Filter, Squelch, Scan Control and mute Switch. This device is designed for use in FM dual conversion communications equipment. FEATURES *Operates from 2.0 to 7.0 V supply. *Low drain current 3.9 mA Typical @ VCC=4.0 Vdc. *Excellent sensitivity: input limiting voltage (-3.0 dB )2.6V typical. *Low number of external parts required. *Operating frequency up to 60 MHz. BLOCK DIAGRAM 16 15 GND 14 + Filter Amp Limiter Amp AF Amp 13 12 11 10 9 Squelch Trigger with Hysteresis Mixer Oscillator 1 2 3 Vcc 4 5 6 Demodulator 7 8 WuXi YouDa Electronics Co., Ltd Tel: Add: No.5 Xijin Road, National Hi-Tech Industrial Development Zone, Wuxi Jiangsu China 86-510-85205117 86-510-85205106 Fax: 86-510-85205110 Website: www.e-youda.com SHENZHEN OFFICE Tel 86-755-83740369 Fax 86-755-83741418 Ver 5.0 1 of 3 2006-06-28 YOUDA INTEGRATED CIRCUIT ABSOLUTE MAXIMUM RATINGS(Tamb=25) PARAMETERS Power Supply Voltage Input Voltage(Vcc4.0V) Mute Function Detector Input Voltage Junction Temperature Operating Temperature Storage Temperature SYMBOL VCC V15 V14 V8 Tj Topr Tstg VALUE 10 1.0 -0.55.0 1.0 150 -20+70 -55+150 UNIT V Vrms V Vp-p YD3361 ELECTRICAL CHARACTERISTICS (Tamb=25, VCC=1.3V, fm=1MHz, MOD=30% unless otherwise specified) PARAMETERS Supply Voltage Drain Current Input Limiting Voltage Recovered Audio Output Voltage Distortion Recovered Output Voltage Detector Output Impedance Drop Voltage AF Gain Loss Filter Gain Filter Output Voltage Mute Function Scan Level Trigger Hysteresis Mixer Conversion Gain Mixer Input Resistance Mixer Input Capacitor SYMBO L VCC Icc VILIM Vod THD V9 R9 AF AVF VOF ROL ROH V13L V13H VTH AVM R16 C16 V12=1.0V V12=0V 3.0 1.0 f=10kHzVin=0.3mV -3.0 40 1.0 No Input Signal 1.2 Mute OFF Mute ON -3dBlimiting VIN=10mV 130 TEST CONDITIONS MIN 2.4 2.9 4.4 3.9 5.4 2.6 160 0.86 1.5 450 -0.6 50 1.3 30 11 0 3.5 45 28 3.3 2.2 100 0.4 1.6 50 1.8 TYP MAX 7.0 4.9 6.4 6.0 200 mA V mV % V dB dB V M V mV dB k pF UNIT V WuXi YouDa Electronics Co ., Ltd 2 of 5 Website: www.e-youda.com YOUDA INTEGRATED CIRCUIT APPLICATION CIRCUIT Vcc 18k 1st IF 10.7MHz + 10 51 0.01 0.1 16 15 GND 14 + Filter Amp Limiter Amp 13 12 11 10 9 + 4.7 470k 100k 1k 0.1 4.7k YD3361 10k 3.3k 0.001 6.8k 0.001 3.3k 0.022 0.047 22k AF OUTPUT Squelch Trigger with Hysteresis Mixer Oscillator 1 68pF 220pF 2 3 Vcc 4 5 6 AF Amp Demodulator 7 8 Quad Coil 0.1 0.1 WuXi YouDa Electronics Co ., Ltd 3 of 5 Website: www.e-youda.com 20K 10.245MHz FL1 YOUDA INTEGRATED CIRCUIT OUTLINE DRAWING (1) YD3361 WuXi YouDa Electronics Co ., Ltd 4 of 5 Website: www.e-youda.com YOUDA INTEGRATED CIRCUIT OUTLINE DRAWING (2) YD3361 WuXi YouDa Electronics Co ., Ltd 5 of 5 Website: www.e-youda.com |
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