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| HIGH ISOLATION SILICON MMIC IF AMPLIFIER FEATURES * HIGH ISOLATION * LOW INPUT/OUTPUT RETURN LOSS * LOW INTERMODULATION DISTORTION Gain, GS (dB) 20 GAIN 30 VCC = 12V VCC = 10 V VCC = 8 V UPC1668C UPC1668C ISOLATION AND GAIN vs. FREQUENCY -30 (ISO) -40 10 -50 DESCRIPTION The UPC1668C is a bipolar analog integrated circuit which functions as a high isolation IF amplifier. The device has been specifically designed as an IF amplifier for video communications. The device is available in a plastic DIP package. NEC's stringent quality assurance and test procedures ensure the highest reliability and performance. 0 10 50 100 500 1000 -60 Frequency, f (MHz) ELECTRICAL CHARACTERISTICS (TA = 25C, ZO = 75 , VCC = 10 V, f = 70 MHz) PART NUMBER PACKAGE OUTLINE SYMBOLS ICC GS P1dB NF RLIN RLOUT ISOL IM3 fOP PARAMETERS AND CONDITIONS Circuit Current Small Signal Gain Output Power at 1 dB Gain Compression Noise Figure Input Return Loss Output Return Loss Isolation 3rd Order Intermodulation, PO1 = PO2 = 0 dBm Operating Frequency UNITS mA dB dBm dB dB dB dB dBc MHz 10 16 20 45 MIN 35 12.5 UPC1668C C08 TYP 48 14.5 13 6.5 26 30 55 50 150 MAX 60 16.0 California Eastern Laboratories Isolation, (dB) UPC1668C ABSOLUTE MAXIMUM RATINGS1 (TA = 25C) SYMBOLS VCC PT PIN TOP TSTG PARAMETERS Power Supply Voltage Total Power Dissipation2 Input Power Operating Temperature Storage Temperature UNITS V mW dBm C C RATINGS 12 750 -45 to +85 -55 to +150 Input Return Loss, (dB) Output Return Loss, (dB) +15 0 VCC = 10 V UPC1668C INPUT RETURN LOSS, OUTPUT RETURN LOSS vs. FREQUENCY -10 Notes: 1. Operation in excess of any one of these parameters may result in permanent damage. 2. At TA = +85C. -20 |S11| -30 |S22| -40 10 50 100 500 1000 Frequency, f (MHz) TYPICAL PERFORMANCE CURVES TA = 25C) CIRCUIT CURRENT, INPUT TERMINAL VOLTAGE, OUTPUT TERMINAL VOLTAGE, BYPASS TERMINAL VOLTAGE vs. SUPPLY VOLTAGE ICC VIN VOUT VBYP NOISE FIGURE vs. FREQUENCY Input Terminal Voltage, VIN, Output Terminal Voltage, VOUT, Bypass Terminal Voltage, VBYP (V) 15 VCC = 12 V VCC = 10 V VCC = 8 V 10 70 60 7 6 5 Circuit Current, ICC (mA) 50 40 30 4 3 Noise Figure, NF (dB) 5 20 2 10 0 0 1 0 10 50 100 500 1000 Supply Voltage, VCC (V) 5 10 15 Frequency, f (MHz) OUTPUT POWER vs. INPUT POWER 20 VCC = 10 V THIRD ORDER INTERMODULATION vs. OUTPUT POWER 0 10 3rd Order Intermodulation, IM3 (dBc) Output Power, POUT (dBm) VCC = 12 V VCC = 10 V VCC = 8 V -20 0 f = 70 MHz f = 150 MHz f = 200 MHz -10 -40 f1 = 70 MHz f2 = 72 MHz f = 2 MHz -60 -10 0 10 15 -20 -10 0 10 Input Power, PIN (dBm) SSB Output Power, POUT (dBm) UPC1668C SCHEMATIC DIAGRAM UPC1668C TEST CIRCUIT DIAGRAM (70 MHz Recommended Circuit) UPC1668C VCC 8 10 000 pF 38.3 1 5 pF 75 8 5 4 2, 3, 6, 7 10 000 pF 3 pF VCC 10 000 pF 68.1 10 000 pF 75 R5 R6 IN 1 TR1 TR2 R1 R2 R7 TR3 RF 5 TR4 R3 R4 OUT 4 BYPASS 2 3 6 7 GND OUTLINE DIMENSIONS (Units in mm) UPC1668C PACKAGE OUTLINE C08 8 7 6 5 NEC JAPAN C1668C 1 3 2 4 10.16 MAX 0.9 MIN 4.31 MAX 5.08 MAX 0.51 MIN 3.2 0.3 1.4 MIN 2.54 0.50 1.27 Lot Code 7.62 6.4 +0.10 0.25 -0.05 0 ~15 LEAD CONNECTIONS 1. Input 2, 3, 6, 7. GND 4. Bypass 5. Output 8. VCC EXCLUSIVE AGENT FOR NEC Corporation RF & MICROWAVE SEMICONDUCTOR PRODUCTS - U.S. & CANADA CALIFORNIA EASTERN LABORATORIES, INC * Headquarters * 4590 Patrick Henry Drive * Santa Clara, CA 95054-1817 * (408) 988-3500 * Telex 34-6393/FAX (408) 988-0279 DATA SUBJECT TO CHANGE WITHOUT NOTICE |
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