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TDA7212

ST Microelectronics
Part Number TDA7212
Manufacturer ST Microelectronics
Description LOW VOLTAGE FM XTAL CONTROLLED FRONT-END
Published Apr 23, 2005
Detailed Description TDA7212 LOW VOLTAGE FM XTAL CONTROLLED FRONT-END . . . . . ADVANCE DATA RF PREAMPLIFIER BALANCED MIXER XTAL CONTROLLE...
Datasheet PDF File TDA7212 PDF File

TDA7212
TDA7212

Overview
TDA7212 LOW VOLTAGE FM XTAL CONTROLLED FRONT-END .
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ADVANCE DATA RF PREAMPLIFIER BALANCED MIXER XTAL CONTROLLED OSCILLATOR (fundamental and overtone) LOW OSCILLATOR RADIATION HIGH SIGNAL HANDLING DIP8 (Plastic Package) ORDER CODE : TDA7212 DESCRIPTION The TDA7212 is a monolithic integrated circuit in a 8 pin minidip package designed for general purpose XTAL controlled FM front-end up to 140MHz.
PIN CONNECTIONS RF INPUT SUPPLY VOLTAGE RF TUNING GND 1 2 3 4 8 7 6 5 SUP PLY VOLTAGE XTAL OSC ILLATOR IF OUTPUT 7 212-01.
EPS BLOCK DIAGRAM +V S OUT 3 RL = 300Ω 2 REF RF IN 1 5 7 4 8 6 XTAL +V S 7 212-02.
EPS August 1992 1/4 This is advance info rmation on a new product now in development or undergoing evaluation.
Details are subject to change without notice.
TDA7212 ABSOLUTE MAXIMUM RATINGS Symbol VS P tot T oper T stg , Tj Supply Voltage Total Power Dissipation a t Tamb < 70oC Operating Tem pera ture Storage and Junction Temperature Parameter Value 7 400 -20 , +85 -40, +150 Unit V mW o o C C Symbol R th (j-a) Parameter Junction-am bient Thermal Resistance Max.
Value 200 Unit o C/ W ELECTRICAL CHARACTERISTICS o (VS = 3V, Tamb = 25 C unless otherwise specified - Refer to the Test Circuit) Symbol VS IS VOSC G V off Parameter Supply Voltage Supply Current Local Oscillator Voltage (Pin 6) Voltage Gain Local Oscillator Stop Voltage Test Conditions Min.
Typ.
3 3 200 Max.
6 Unit V mA mV RMS dB V 7212-03.
TBL 7212-04.
TBL f = 49MHz, RIN = 75Ω, ROUT = 300Ω 40 1.
2 TYPICAL DC VOLTAGES (Refer to the Test Circuit) Pins (V) 2.
3 1 2 3 3 3 4 0 5 3 6 2.
1 7 2.
9 8 3 TEST CIRCUIT C2 22nF C3 22nF C6 15pF L2 C7 39pF L3 +V S C5 22nF XTAL 39.
16 MHz C4 47pF 2 C1 2.
2nF 1 3 6 7 8 FM2 OUT 10.
7MHz 5 IN 49.
86kHz TDA7212 4 L2 = L3 = TOKO E521LN 110033 7212-03.
EPS 2/4 7212-02.
TBL THERMAL DATA 7212-01.
TBL TDA7212 FRONT-END CORDLESS APPLICATION 22nF 22nF 1 18pF 49MHz IN 2 3 2 3 6 L2 39pF L3 47pF 7 8 FM2 SFE 10.
7 OUT 38.
3 MHz +V S 22nF 3.
3pF 15pF L1...


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