ADF4208BRU-REEL Analog Devices Inc, ADF4208BRU-REEL Datasheet
ADF4208BRU-REEL
Specifications of ADF4208BRU-REEL
Related parts for ADF4208BRU-REEL
ADF4208BRU-REEL Summary of contents
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FEATURES ADF4206: 550 MHz/550 MHz ADF4208: 2.0 GHz/1.1 GHz 2 5.5 V power supply Selectable charge pump supply (V ) allows extended P tuning voltage systems Selectable charge pump currents On-chip oscillator circuit Selectable dual ...
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ADF4206/ADF4208 TABLE OF CONTENTS Features .............................................................................................. 1 Applications....................................................................................... 1 General Description ......................................................................... 1 Functional Block Diagram .............................................................. 1 Revision History ............................................................................... 2 Specifications..................................................................................... 3 Timing Specifications .................................................................. 5 Timing Diagram ........................................................................... 5 Absolute Maximum Ratings............................................................ 6 Transistor Count........................................................................... 6 ESD ...
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SPECIFICATIONS ± 10 ± 10 unless otherwise noted; dBm referred to 50 Ω. A MIN MAX Table 1. Parameter RF/IF CHARACTERISTICS ...
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ADF4206/ADF4208 Parameter POWER SUPPLIES ADF4206 ADF4208 ADF4206 ADF4208 ADF4206 ADF4208 ...
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TIMING SPECIFICATIONS ± 10 ± 10 unless otherwise noted; dBm referred to 50 Ω. A MIN MAX Table 2. 1 Parameter ...
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ADF4206/ADF4208 ABSOLUTE MAXIMUM RATINGS 25°C unless otherwise noted. A Table 3. Parameter GND GND ...
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PIN CONFIGURATION AND FUNCTION DESCRIPTIONS RF1 ADF4206 4 DGND RF1 TOP VIEW RF1 5 (Not to Scale) IN OSC 6 IN OSC 7 OUT MUXOUT 8 Figure 3. 16-Lead TSSOP ...
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ADF4206/ADF4208 TYPICAL PERFORMANCE CHARACTERISTICS FREQ-UNIT PARAM-TYPE DATA-FORMAT KEYWORD GHz FREQ MAGS11 ANGS11 FREQ MAGS11 0.0 0.957111193 –3.130429321 1.35 0.816886959 –51.80711782 0.15 0.963546793 –6.686426265 1.45 0.825983016 –56.20373378 0.25 0.953621785 –11.19913586 1.55 0.791737125 –61.21554647 0.35 0.953757706 –15.35637483 1.65 0.770543186 ...
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5mA –10 CP PFD FREQUENCY = 200kHz REFERENCE LEVEL = LOOP BANDWIDTH = 35kHz –20 –4.2dBm RES. BANDWIDTH = 1kHz VIDEO BANDWIDTH = 1kHz –30 SWEEP = 2.5 SECONDS AVERAGES = 30 ...
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ADF4206/ADF4208 –60 –70 –80 –90 –100 –40 – TEMPERATURE (°C) Figure 17. ADF4208 RF1 Reference Spurs vs. Temperature (900 MHz, 200 kHz, 20 kHz) –5 –15 –25 –35 –45 –55 –65 –75 –85 –95 –105 0 1 ...
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CIRCUIT DESCRIPTION REFERENCE INPUT SECTION The reference input stage is shown in Figure 22. SW1 and SW2 are normally closed switches. SW3 is normally open. When power-down is initiated, SW3 is closed and SW1 and SW2 are opened. Typical recommended ...
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ADF4206/ADF4208 PHASE FREQUENCY DETECTOR (PFD) AND CHARGE PUMP The PFD takes inputs from the R counter and N counter ( and produces an output proportional to the phase and frequency difference between them. Figure 25 is ...
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DB21 DB20 DB19 DB18 DB17 DB16 DB15 DB14 P1 R14 R13 11-BIT B COUNTER DB21 DB20 DB19 DB18 DB17 DB16 DB15 DB14 P7 P6 B11 B10 DB21 DB20 DB19 DB18 DB17 DB16 ...
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ADF4206/ADF4208 DB21 DB20 DB19 DB18 DB17 DB16 DB15 DB14 POLARITY 0 NEGATIVE 1 POSITIVE 1.25mA 1 4.375mA P2 CHARGE PUMP OUTPUT 0 NORMAL 1 THREE-STATE P12 P11 FROM RF1 ...
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B COUNTER DB21 DB20 DB19 DB18 DB17 DB16 DB15 DB14 P7 P6 B11 B10 ...
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ADF4206/ADF4208 DB21 DB20 DB19 DB18 DB17 DB16 DB15 DB14 P12 P11 P10 P13 POLARITY 0 NEGATIVE 1 POSITIVE P13 1. 4.375 mA P10 CHARGE PUMP OUTPUT 0 NORMAL 1 THREE-STATE P4 P3 ...
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B COUNTER DB20 DB19 DB18 DB17 DB16 DB15 DB14 DB13 DB21 P16 P14 B11 B10 ...
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ADF4206/ADF4208 PROGRAM MODES Figure 28 and Figure 30 show how to set up the program modes in the ADF420x family. Three points should be noted: 1. RF2 and RF1 analog lock detect indicate when the PLL is in lock. When ...
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RF2 Prescaler Value P6 in the RF2 AB counter latch sets the RF2 prescaler value. See Figure 29. RF2 Power-Down P7 in Figure 29 is the power-down bit for the RF2 side. RF SECTION (RF1) Programmable RF1 Reference (R) Counter ...
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ADF4206/ADF4208 APPLICATIONS SECTION LOCAL OSCILLATOR FOR GSM HANDSET RECEIVER Figure 33 shows the ADF4208 used in a classic superheterodyne receiver to provide the required local oscillators (LOs). In this circuit, the reference input signal is applied to the circuit at ...
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LOCAL OSCILLATOR FOR WCDMA RECEIVER Figure 33 shows the ADF4208 used to generate the local oscillator frequencies for a wideband CDMA (WCDMA) system. The required RF output range is 1720 MHz to 1780 MHz. The VCO190-1750T meets this requirement. Channel ...
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ADF4206/ADF4208 INTERFACING The ADF420x family has a simple SPI®-compatible serial inter- face for writing to the device. CLK, DATA, and LE control the data transfer. When LE goes high, the 22 bits clocked into the input register on each rising ...
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OUTLINE DIMENSIONS 0.15 0.05 COPLANARITY 5.10 5.00 4. 4.50 6.40 4.40 BSC 4. PIN 1 1.20 MAX 0.20 0.09 0.30 0.65 0.19 SEATING BSC PLANE COPLANARITY 0.10 COMPLIANT TO JEDEC STANDARDS MO-153-AB Figure 36. 16-Lead Thin ...
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... ADF4206BRUZ-RL −40°C to +85°C 1 ADF4206BRUZ-R7 −40°C to +85°C ADF4208BRU −40°C to +85°C ADF4208BRU-REEL −40°C to +85°C ADF4208BRU-REEL7 −40°C to +85°C 1 ADF4208BRUZ −40°C to +85°C 1 ADF4208BRUZ-RL −40°C to +85°C ADF4208BRUZ-R7 1 −40°C to +85°C ...