AD8323ARUZ-REEL Analog Devices Inc, AD8323ARUZ-REEL Datasheet
AD8323ARUZ-REEL
Specifications of AD8323ARUZ-REEL
Related parts for AD8323ARUZ-REEL
AD8323ARUZ-REEL Summary of contents
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GENERAL DESCRIPTION The AD8323 is a low-cost, digitally controlled, variable gain ampli- fier optimized for coaxial line driving applications such as cable modems that are designed to the MCNS-DOCSIS upstream standard. An 8-bit serial word determines the desired output ...
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AD8323–SPECIFICATIONS Parameter INPUT CHARACTERISTICS Specified AC Voltage Noise Figure Input Resistance Input Capacitance GAIN CONTROL INTERFACE Gain Range Maximum Gain Minimum Gain Gain Scaling Factor OUTPUT CHARACTERISTICS Bandwidth (–3 dB) Bandwidth Roll-Off Bandwidth Peaking Output Noise Spectral Density 1 dB ...
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LOGIC INPUTS (TTL/CMOS Compatible Logic) Parameter Logic “1” Voltage Logic “0” Voltage = 5 V) CLK, SDATA, DATEN Logic “1” Current (V INH = 0 V) CLK, SDATA, DATEN Logic “0” Current (V INL = Logic “1” ...
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AD8323 ABSOLUTE MAXIMUM RATINGS Supply Voltage +V S Pins 5, 9, 10, 19, 20, 23 ...
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V TOKO 617DB–A0070 CC 1:1 0 OUT 0 IN– OUT– R 82.5 TI OUT+ V IN+ GND 0.1 F 0.1 F 39.2 1.5 1.0 0 10MHz 0 5MHz f = 42MHz ...
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AD8323 –60 – 62dBmV OUT @ MAX GAIN P = 61dBmV OUT –70 @ MAX GAIN P –75 @ MAX GAIN – 58dBmV OUT @ MAX GAIN – FUNDAMENTAL FREQUENCY – MHz ...
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APPLICATIONS General Application The AD8323 is primarily intended for use as the upstream power amplifier (PA) in DOCSIS (Data Over Cable Service Interface Specifications) certified cable modems and CATV set- top boxes. Upstream data is modulated in QPSK or QAM ...
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AD8323 Output Bias, Impedance, and Termination The differential output pins V and V OUT level of approximately V /2. Therefore, the outputs should CC be ac-coupled before being applied to the load. This may be accomplished by connecting ...
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... The ability of the PULSE diplexer to achieve DOCSIS compliance is neither expressed 1280 K 2560 K SYM/SEC SYM/SEC –56.6 –56.3 nor implied by Analog Devices Inc. Data on the diplexer should –54.8 –55.4 be obtained from PULSE. –53.6 –54.2 –53.3 –53.5 Differential Inputs – ...
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AD8323 Single-Ended-to-Differential Input (Figure 8, Option 1) Install the Mini-Circuits T1-6T-KK81 1:1 transformer in the T1 location of the evaluation board. Place 0 Ω chip resistors at locations JP1, JP2, and JP3 such that the signal coming ...
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EVALUATION BOARD FEATURES AND OPERATION AD8323 ...
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AD8323 ...
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AD8323 ...
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AD8323 G9 2,4,6,7,8 = OUT 10 G8 PULSEB5008 A– ...
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AD8323 Evaluation Board Rev. C SINGLE-ENDED INVERTING INPUT – Revised – June 22, 2000 Qty. Description 10 µ ‘C’ size tantalum chip capacitor 1 0.1 µ 1206 size ceramic chip capacitor 12 0 Ω 1/8 W. ...
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AD8323 PIN 1 0.006 (0.15) 0.002 (0.05) SEATING PLANE OUTLINE DIMENSIONS Dimensions shown in inches and (mm). 28-Lead TSSOP (RU-28) 0.386 (9.80) 0.378 (9.60 0.177 (4.50) 0.169 (4.30) 0.256 (6.50) 0.246 (6.25 0.0433 (1.10) MAX 8 ...