ACA3748 870 MHz, 25 dB Gain CATV Power Doubler Amplifier PRELIMINARY DATA SHEET FEATURES 25 dB Gain 40 MHz to 870 MHz Operating Range 0.2 dB Gain Flatness 24 V Supply Supply Current: 430 mA (Typ.) Very Low Distortion & Noise Robust Design and Insensitive to Voltage Transients GaAs Monolithic IC-Based Standard SOT-115J Package Ruggedized design with integrated ring wave protection Superior ESD protection, > 7 kV APPLICATIONS Distribution Nodes and Line Extenders in CATV 1 2 3 5 7 8 9 Systems PRODUCT DESCRIPTION The ACA3748 is a GaAs Hybrid Amplifier for CATV HFC distribution systems. It consists of two pairs of parallel amplifiers that are optimized for exceptionally Figure 2: SOT-115 Pinout low distortion and noise figure with input and output transient voltage protection. The ACA3748 is offered in a standard SOT-115J package. Table 1: SOT-115J Pinning PIN DESCRIPTION 1 RF Input 2 GND 3 GND or No Connection 5 24 V 7, 8 GND 9 RF Output 12 35 78 9 Figure 1: Simplified Hybrid Internal Arrangement 204310A Skyworks Proprietary and Confidential Information Products and Product Information are Subject to Change Without Notice September 26, 2016ACA3748 Table 2: Absolute Minimum and Maximum Ratings Symbol Min Typ Max Unit Conditions Supply Voltage VDD - +24 +28 VDC RF Power at inputs - - - +70 dBmV single tone C Operating mounting Base temperature TMB -20 - +100 C Storage Temperature TSTG -40 +100 Table 3: Operating Ranges Symbol Min Typ Max Unit Conditions RF Frequency - 40 - 870 MHz Table 4: Electrical Characteristics (Test condition: 40 to 870 MHz, TMB = 30C, 75 loading) Symbol Min Typ Max Unit Conditions Power Gain GP 24 25 27 dB f = 870 MHz Slope cable equivalent SL - 1.0 - dB 47 - 870 MHz 47 - 870 MHz Gain Flatness FL - 0.5 - dB (peak to valley) - - -20 40 - 380 MHz Input Return Loss S11 - - -18 dB 380 - 700 MHz - - -16 700 - 870 MHz - - -18 40 - 700 MHz Output Return Loss S22 dB - - -16 700 - 870 MHz - - -65 -60 See Note 1 CTB dBc - - -65 - See Note 2 - - -65 -60 See Note 1 CSO dBc - - -65 - See Note 2 - - -59 -57 See Note 3 XMOD dBc - - -55 - See Note 4 Noise Figure - - 5.0 7.0 dB Supply Current - - 430 460 mA Notes: (1) 79 flat NTSC analog channels +48 dBmV/CH output to 550 MHz, plus 53 flat analog channels +42 dBmV/CH above 550 MHz. (2) 79 flat channels at +53 dBmV per channel output. (3) 79 flat NTSC channels at +48 dBmV per channel output. (4) 112 flat NTSC channels at +48 dBmV per channel output. Preliminary Data Sheet 2 September 26, 2016 Skyworks Proprietary and Confidential Information Products and Product Information are Subject to Change Without Notice 204310A