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TPIC82000FFER Datasheet(PDF) 59 Page - Texas Instruments |
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TPIC82000FFER Datasheet(HTML) 59 Page - Texas Instruments |
59 / 92 page 28 4 65 19.707894MHz Modulated signal Freq. (kHz) 346.4 (kHz) 4096 4 Carrier Freq. (MHz) 19.707894MHz 16 346.4 (kHz) 314.980 (MHz) + ´ = ´ = = ´ - = 28 4 65 19.707894MHz Modulated signal Freq. (kHz) 346.4 (kHz) 4096 4 Carrier Freq. (MHz) 19.707894MHz 22 346.4 (kHz) 433.920 (MHz) + ´ = ´ = = ´ - = 7 19.707894MHz 28 19.707894MHz Freq. deviation of FSK (kHz) 8.42 (kHz), 33.68 (kHz), 4096 4 4096 4 49 19.707894MHz 58.94 (kHz) 4096 4 = ´ = ´ = ´ = 1 19.707894MHz 1 1 Bit rate (bps) 4.81 (kbps) 2 4 16 32 = ´ ´ ´ = 1 19.707894MHz 1 1 Bit rate (bps) 9.62 (kbps) 2 4 8 32 = ´ ´ ´ = 1 19.707894MHz 1 1 Bit rate (bps) 19.25 (kbps) 2 4 4 32 = ´ ´ ´ = 1 19.707894MHz 1 1 Bit rate (bps) 9.93 (kbps) 2 4 8 31 = ´ ´ ´ = TPIC82000 Series www.ti.com SLDS189 – MAY 2012 • Setting Example – Xtal-OSC frequency: 19.707894 MHz – Desired carrier frequency: 314.980 MHz • ModRAMData<7:0> (0xC9) = 28, ModOffset<7:0> (0xD1) = 65 Where Polarity (0xD3) = 1, select the lower side frequency from the local carrier frequency. BAND (0xC2) = 1 (315 MHz). – Desired carrier frequency: 433.920 MHz • ModRAMData<7:0> (0xC9) = 28, ModOffset<7:0> (0xD1) = 65 Where Polarity (0xD3) = 0, select the upper side Freq. from the Local Carrier Freq. BAND (0xC2) = 0 (434 MHz). – Frequency deviation of FSK: ±25 kHz • ModRAMData<7:0> (0xC9) = 7, 28 (center), 49 – For bit rate: 4.8K bits/s (ModScale<7:0> (0xD2) = 16, ModRAMAdd<5:0> (0xCA) = 32) – For bit rate: 9.6K bits/s (ModScale<7:0> (0xD2) = 8, ModRAMAdd<5:0> (0xCA) = 32) – For bit rate: 19.2K bits/s (ModScale<7:0> (0xD2) = 4, ModRAMAdd<5:0> (0xCA) = 32) – For bit rate: 10K bits/s (ModScale<7:0> (0xD2) = 8, ModRAMAdd<5:0> (0xCA) = 31) – For bit rate: 20K bits/s (ModScale<7:0> (0xD2) = 4, ModRAMAdd<5:0> (0xCA) = 31) Copyright © 2012, Texas Instruments Incorporated FUNCTION DESCRIPTION 59 Submit Documentation Feedback Product Folder Link(s): TPIC82000 Series |
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