ACA2786 1 GHz, 25 dB Gain CATV Power Doubler Amplifier PRELIMINARY DATA SHEET - Rev 1.1 FEATURES 25 dB Gain 40 MHz to 1 GHz Operating Range 0.5 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 surge protection Superior ESD protection, >7kV APPLICATIONS Distribution Nodes, System Amplifiers, and Line 1 2 3 5 7 8 9 Extenders in CATV Systems PRODUCT DESCRIPTION The ACA2786 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: Hybrid Pinout low distortion and noise figure with input and output transient voltage protection. The ACA2786 is offered Table 1: SOT-115J Pinning in a standard SOT-115J package. 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 06/2015ACA2786 Table 2: Absolute Minimum and Maxium Ratings Symbol Min Typ Max Unit Conditions Supply Voltage VDD - +24 +28 VDC RF Power at inputs - - - +70 dBmV single tone 8C Operating mounting Base temperature TMB -20 - +100 8C Storage Temperature TSTG -40 +100 Table 3: Operating Ranges Symbol Min Typ Max Unit Conditions RF Frequency - 40 - 1000 MHz Table 4: Electrical Characteristics (Test condition: 40 to 1000 GHz, TMB = 308C, 75 V loading) Symbol Min Typ Max Unit Conditions Power Gain GP 24 25 26 dB f = 1 GHz Slope cable equivalent SL - 1.5 - dB 47 MHz to 1 GHz 47 MHz to 1 GHz (peak to Gain Flatness - - 0.5 - dB valley) - - -20 40 - 500 MHz Input Return Loss S11 dB - - -17 500 - 1000 MHz - - -19 40 - 500 MHz Output Return Loss S22 dB - - -17 500 - 1000 MHz - - -70 -65 See Note 1 CTB dBc - - -70 - See Note 2 - - -70 -65 See Note 1 CSO dBc - - -70 - See Note 2 XMOD - - -63 - dBc See Note 3 Noise Figure - - 3.5 5.0 dB Supply Current - - 430 445 mA Notes: (1) 79 analog NTSC channels to 550 MHz + 75 digital QAM channels (at -6 dB offset) with 15.5 dB tilt referenced to +55 dBmV output power at 1GHz. (2) 79 analog NTSC channels with flat output of +44 dBmV 550 MHz plus 53 digital channels to -6 dB offset to 1GHz. (3) +58 dBmV Output (referenced to 1 GHz) 79 NTSC Analog Channels 14 dB tilt at 1 GHz plus 75 digital channels with QAM at -6 dB offset above 550 MHz. PRELIMINARY DATA SHEET - Rev 1.1 2 06/2015