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TRF3761-KIRHAT Datasheet(PDF) 1 Page - Texas Instruments |
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TRF3761-KIRHAT Datasheet(HTML) 1 Page - Texas Instruments |
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1 / 56 page  www.ti.com FEATURES APPLICATIONS TRF3761 (TOP VIEW) GND AVDD_BIAS RBIAS1 GND VCTRL_IN AVDD_VCO AVDD_BUF AVDD_CAPARRAY GND AVDD (SeeNote A) PD_OUTBUF CHIP_EN CLOCK DATA STROBE DGND DGND DVDD1 AVDD_PRES GND 1 2 3 4 5 6 7 8 9 10 30 29 28 27 26 25 24 23 22 21 38 39 40 37 36 35 34 33 32 31 13 12 11 14 15 16 17 18 19 20 C4 1000pF R3 2.37kΩ C1 R1 C2 C3 R2 C6 10pF C5 10pF R5 120 Ω R6 120 Ω VDD VDD LOAD C7 1000pF R4 4.75kΩ DESCRIPTION TRF3761 SLWS181F – OCTOBER 2005 – REVISED JANUARY 2007 INTEGER-N PLL WITH INTEGRATED VCO • Fully Integrated VCO • Low Phase Noise: –137dBc/Hz (at 600kHz, f VCO of 1.9GHz ) • Low Noise Floor: –158dBc/Hz at 10MHz Offset • Integer-N PLL • Input Reference Frequency range: 10MHz to 104MHz • VCO Frequency Divided by 2-4 Output • Output Buffer Enable Pin • Programmable Charge Pump Current • Hardware and Software Power Down • 3-Wire Serial Interface • Single Supply: 4.5V to 5.25V Operation • Wireless Infrastructure – WCDMA, CDMA, GSM – Wideband Transceivers – Wireless Local Loop – RFID Transceivers A. See the Application Information section for – Clock generation Loop Filter Design procedures. – IF LO generation AVAILABLE DEVICE OPTIONS Div by 1 Div by 2 Div by 4 PART NUMBER Fstart Fstop Fstart Fstop Fstart Fstop TRF3761-A 1493 1608 746.5 804 373.25 402 TRF3761-B 1595 1711 797.5 855.5 398.75 427.75 TRF3761-C 1660 1790 830 895 415 447.5 TRF3761-D 1740 1866 870 933 435 466.5 TRF3761-E 1805 1936 902.5 968 451.25 484 TRF3761-F 1850 1984 925 992 462.5 496 TRF3761-G 1920 2059 960 1029.5 480 514.75 TRF3761-H 2028 2175 1014 1087.5 507 543.75 TRF3761-J 2140 2295 1070 1147.5 535 573.75 TRF3761-K 2225 2386 1112.5 1193 556.25 596.5 TRF3761 is a family of high performance, highly integrated frequency synthesizers, optimized for high performance applications. The TRF3761 includes a low-noise, voltage-controlled oscillator (VCO) and an integer-N PLL. Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. PRODUCTION DATA information is current as of publication date. Copyright © 2005–2007, Texas Instruments Incorporated Products conform to specifications per the terms of the Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. |
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