YD3361 Datasheet, PDF (1/5 Pages) Wuxi Youda electronics Co.,LTD – LOW POWER NARROW BAND IF AMPLIFIER

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 )2.6μV typical.
*Low number of external parts required.
*Operating frequency up to 60 MHz.
BLOCK DIAGRAM
16
15
14
13
GND
+
Squelch Trigger with
Hysteresis
Mixer
Oscillator
1
2
Vcc
3
4
12
11
10
9
Filter
Amp
AF
Amp
Limiter
Amp
Demodulator
5
6
7
8
WuXi YouDa Electronics Co., Ltd
Add: No.5 Xijin Road, National Hi-Tech Industrial Development Zone, Wuxi Jiangsu China
Tel: [phone] Fax: [phone] Website: www.e-youda.com
SHENZHEN OFFICE Tel： 86-755-83740369 Fax： 86-755-83741418
Ver 5.0
1 of 3
2006-06-28