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| ISG56525 5 TO 65 MHz SILICON CATV 25 dB HYBRID AMPLIFIER FEATURES FLAT GAIN RESPONSE FROM 5 TO 65 MHz: f = 0.2 dB INPUT AND OUTPUT MATCHING TO 75 OHMS: RL = > 19 dB LOW DISTORTION: P1dB = 78 dBmV LOW NOISE: 3.1dB AUTOMATED SURFACE MOUNT CONSTRUCTION 5.08 0.13 [.200 .005] 0.51 0.05 [.020 .002] 2.54 0.13 [.100 .005] 8.00 +0.13 -0.20 OUTLINE DIMENSIONS ISG56525 45.08 [1.775] MAX 38.10 0.25 [1.500 .010] 3.49 [.137] 3.96 [.156] (Units in mm [inches]) [.315+.005 ] -.008 8.04 [.317] 27.30 [1.075] MAX +0.14 +.006 2x 4.00 -0.24 .157 -.009 [ ] THRU 14.85 [.585] MAX VCC 5 1 IN 9 OUT 2378 GND DESCRIPTION The ISG56525 is a low noise, low distortion hybrid amplifier specified for use in return path HFC Cable TV applications. The ISG56525 is comprised of 100% surface mount components, including high performance silicon transistors. It features excellent noise, gain, and thermal stability across a wide range of operating conditions and frequencies.The amplifiers are manufactured to ISO9002 standards are very rugged and exhibit excellent unit to unit uniformity. +0.25 12.70 -0.89 2x +4.15 -3.85 [ +.163 ] -.152 21.08 [.830] [.500+.010 ] -.035 4.20 0.13 [.165 .005] 10.20 0.25 [.402 .010] 9.84 [.387] 25.40 0.25 [1.000 .010] 8.60 0.25 [.340 .010] 10.75 0.25 [.423 .010] 2x 6-32 UNC-2B 2.54 0.38 [.100 .015] 17.44 [.687] ELECTRICAL CHARACTERISTICS (VCC = 24 V, 10% TA = 25C, 75 System) PART NUMBER SYMBOLS PARAMETERS CONDITIONS UNITS MIN ISG56525 TYP MAX GA G RLIN RLOUT NF CTB XM CSO P1dB VCC IOP BW Gain Gain Flatness Input Return Loss Output Return Loss Noise Figure Composite triple beat Cross Modulation (+50 dBmV/CH) 2nd Order Intermodulation Product Output Power at 1dB Gain Compression point Supply Voltage Operating Current Bandwidth Input & Output Impedance See Note 1 See Note 1 See Note 1 dB dB dB dB dB dBc dBc dBc dBmV V mA MHz ohms 24.5 20 19 25.2 25 21 3.1 -64 -54 -70 26 0.15 3.5 -60 -51 -65 75 105 5 76 24 117 75 130 65 Note: 1. Composite Triple Beat, Cross Modulation, 2nd Order Distortion are all measured with 7 channels (T7 through T13) at 50 dBmV/ch output and at 25C. Performance tests and ratings for Sirenza Microdevices products were performed internally by Sirenza and measured using specific computer systems and/or components and reflect the approximate performance of the products as measured by those tests. Any difference in circuit implementation, test software, or test equipment may affect actual performance. The information provided herein is believed to be reliable at press time and Sirenza Microdevices assumes no responsibility for the use of this information. All such use shall be entirely at the users own risk. Prices and specifications for Sirenza Microdevices products are subject to change without notice. Buyers should consult Sirenza Microdevices standard terms and conditions of sale for Sirenzas limited warranty with regard to its products. No patent rights or licenses to any of the circuits described herein are implied or granted to any third party. Sirenza Microdevices does not authorize or warrant any product for use in lifesupport devices and/or systems. 303 S. Technology Court, Broomfield, CO 80021 303-327-3030 1 REV. C www.sirenza.com 4/1/2005 ISG56525 ABSOLUTE MAXIMUM RATINGS1 (TC = 25 C unless otherwise noted) SYMBOLS VCC VIN TC TSTG PARAMETERS DC Supply RF Input Voltage (Single Tone) Operating Case Temperature Range Storage Temperature Range UNITS VDC dBmV C C RATINGS +28 Output Power, POUT (dBmv) 80.00 1 dB Compression at 65 MHz 79.00 power in vs power out @ 65 MHz +70 -40 to +100 -40 to +100 78.00 77.00 76.00 75.00 74.00 73.00 72.00 71.00 70.00 69.00 68.00 40.00 Note: 1. Operation in excess of any one of these parameters may result in permanent damage. TYPICAL PERFORMANCE CURVES (TA = 25C) GAIN vs. FREQUENCY CH1 S21 30 29 C2 28 27 26 25 24 23 22 21 1 log MAG 1 dB/ REF 25 dB 1: 25.391 dB 5.0 MHz 2: 25.282 dB 15.0 MHz 3: 25.189 dB 35.0 MHz 4: 25.149 dB 55.0 MHz 5: 25.146 dB 65.0 MHz 42.00 44.00 46.00 48.00 50.00 52.00 54.00 56.00 Input Power, PIN (dBmv) NOISE FIGURE 5.5 2 3 4 5 FdB (0.5 / DIV) 0.5 20 START 5.0 MHz STOP 65.0 MHz START 5.0 MHz STOP 65.0 MHz Frequency (6.0 MHz / DIV) INPUT RETURN LOSS CH2 S11 50 40 30 20 10 0 -10 C2 -20 -30 -40 -50 START 5.0 MHz STOP 65.0 MHz log MAG 10 dB/ REF 0 dB 1: -27.605 dB 7.250 MHz 2: -27.684 dB 50.0 MHz 3: -26.346 dB 65.0 MHz 50 40 30 20 C 10 0 -10 C2 -20 -30 -40 -50 START 1 CH2 S22 OUTPUT RETURN LOSS log MAG 10 dB/ REF 0 dB 1: -21.27 dB 7.250 MHz 2: -24.622 dB 50.0 MHz 3: -26.706 dB 65.0 MHz 1 2 3 2 3 5.0 MHz STOP 65.0 MHz DATA SUBJECT TO CHANGE WITHOUT NOTICE 303 S. Technology Court, Broomfield, CO 80021 303-327-3030 2 REV. C www.sirenza.com 4/1/2005 |
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