AD8328ACP-REEL7 Analog Devices Inc, AD8328ACP-REEL7 Datasheet
AD8328ACP-REEL7
Specifications of AD8328ACP-REEL7
Related parts for AD8328ACP-REEL7
AD8328ACP-REEL7 Summary of contents
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FEATURES Supports DOCSIS and EuroDOCSIS standards for reverse path transmission systems Gain programmable steps over range Low distortion at 60 dBmV output −57.5 dBc SFDR at 21 MHz −54 dBc SFDR at 65 MHz ...
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AD8328 TABLE OF CONTENTS Features .............................................................................................. 1 Applications....................................................................................... 1 Functional Block Diagram .............................................................. 1 General Description ......................................................................... 1 Revision History ............................................................................... 2 Specifications..................................................................................... 3 Logic Inputs (TTL-/CMOS-Compatible Logic)....................... 4 Timing Requirements .................................................................. 4 Absolute Maximum Ratings............................................................ 6 ESD Caution.................................................................................. 6 ...
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SPECIFICATIONS T = 25° Ω, V (differential dBmV. The AD8328 is characterized using a 2:1 transformer Table 1. Parameter INPUT CHARACTERISTICS Specified AC Voltage ...
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AD8328 1 TOKO 458 PT-1087 used for above specifications. Typical insertion loss of 0 MHz. 2 Guaranteed by design and characterization to ±4 sigma for T 3 Measured through a 2:1 transformer. 4 Specification is worst case ...
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DS VALID DATA-WORD G1 SDATA MSB .LSB CLK CLOCK CYCLES DATEN GAIN TRANSFER (G1) TXEN t GS ANALOG OUTPUT SIGNAL AMPLITUDE (p-p) Figure 3. Serial Interface Timing VALID ...
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AD8328 ABSOLUTE MAXIMUM RATINGS Table 4. Parameter Supply Voltage V CC Input Voltage IN+ IN− DATEN, SDATA, CLK, SLEEP, TXEN Internal Power Dissipation QSOP (θ = 83.2°C/ LFCSP (θ = 30.4°C/W) JA Operating Temperature ...
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PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS GND GND 3 18 GND 4 17 AD8328 IN+ TOP VIEW (Not to Scale IN– GND 7 14 DATEN 8 13 SDATA 9 ...
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AD8328 TYPICAL PERFORMANCE CHARACTERISTICS –55 – 60dBmV OUT V = 61dBmV OUT @ MAX GAIN @ MAX GAIN –65 – 59dBmV OUT @ MAX GAIN – FREQUENCY (MHz) Figure 7. Second-Order Harmonic ...
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DEC60 20 DEC54 10 DEC48 DEC42 0 DEC36 DEC30 –10 DEC24 –20 DEC18 DEC12 –30 DEC 1 TO DEC 6 –40 0 100 FREQUENCY (MHz) Figure 13. AC Response 1 10MHz 1.2 1.0 0.8 ...
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AD8328 APPLICATIONS GENERAL APPLICATIONS The AD8328 is primarily intended for use as the power amplifier (PA) in Data Over Cable Service Interface Specification (DOCSIS)-certified cable modems and CATV set-top boxes. The upstream signal is either a QPSK or QAM signal ...
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V CC 10µ 150Ω IN 165Ω V IN– 1kΩ DATEN 1kΩ SDATA 1kΩ CLK 1kΩ TXEN 1kΩ SLEEP Table 6. Adjacent Channel Power Channel Symbol Rate (kSym/s) 160 320 640 1280 2560 5120 The output impedance ...
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AD8328 INITIAL POWER-UP When the supply voltage is first applied to the AD8328, the gain of the amplifier is initially set to Gain Code 1. Since power is first applied to the amplifier, the TXEN pin should be held low ...
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DIFFERENTIAL SIGNAL SOURCE Typical applications for the AD8328 use a differential input signal from a modulator or a DAC. See Table 7 for common values of R4, or calculate other input configurations using Equation 2. This circuit configuration will give ...
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AD8328 RUNNING AD8328 SOFTWARE To load the control software Start, Programs, CABDRIVE_28 or select the AD8328.exe file from the installed directory. Once loaded, select the proper parallel port to communicate with the AD8328 (see Figure 24). Figure 24. ...
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C1A 0.1µ IN TOKO 78.7Ω 617DB-A0070 C2A V _A 0.1μF IN– R3 R17 TP1 R5 R6 1kΩ 0Ω TP2 R7 R8 1kΩ 0Ω TP3 R9 R10 1kΩ 0Ω ...
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AD8328 Figure 27. Primary Side Figure 28. Component Side Silkscreen Figure 29. Internal Power Plane Figure 30. Internal Ground Plane Figure 31. Secondary Side Figure 32. Secondary Side Silkscreen Rev Page ...
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OUTLINE DIMENSIONS PIN 1 INDICATOR 1.00 0.85 0.80 SEATING PLANE COPLANARITY 4.00 BSC SQ 0.60 MAX TOP 3.75 VIEW BCS SQ 0.75 0.55 0.35 0.80 MAX 12° MAX 0.65 TYP 0.05 MAX 0.02 NOM 0.20 COPLANARITY 0.50 REF 0.08 BSC ...
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... AD8328ARQZ –40°C to +85°C 1 AD8328ARQZ-REEL –40°C to +85°C AD8328ACP –40°C to +85°C AD8328ACP-REEL –40°C to +85°C AD8328ACP-REEL7 –40°C to +85°C AD8328ACPZ 1 –40°C to +85°C 1 AD8328ACPZ-REEL –40°C to +85°C AD8328ACPZ-REEL7 1 –40°C to +85°C ...
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NOTES Rev Page AD8328 ...
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AD8328 NOTES © 2005 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. C03158–0–10/05(A) Rev Page ...