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TH7120 Datasheet(PDF) 21 Page - List of Unclassifed Manufacturers |
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TH7120 Datasheet(HTML) 21 Page - List of Unclassifed Manufacturers |
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21 / 28 page  TH7120 300 to 930MHz FSK/FM/ASK Transceiver 3901007120 Page 21 of 28 Data Sheet Rev. 005 Jan. 2002 PR EL IM INA RY FSK test circuit component list to Fig. 4 and Fig. 5 Part Size Value @ 433.92 MHz Tolerance Description C0 0805 0.68 pF ±5% VCO tank capacitor C1 0603 6.8 pF ±5% LNA output tank capacitor C2 0603 1 pF ±5% MIX input matching capacitor C3 0805 10 nF ±10% data slicer capacitor C4 0805 100 pF ±10% demodulator output low-pass capacitor, depending on data rate C5 0805 330 pF ±10% RSSI output low pass capacitor CB0 0805 100 nF ±10% blocking capacitor CB1 to CB4 0805 0603 330 pF ±10% blocking capacitor CB5 0603 330 pF ±10% blocking capacitor CB6 0603 10 nF ±10% blocking capacitor CB7 0603 330 pF ±10% blocking capacitor CF1 0805 390 pF ±5% loop filter capacitor CF2 0805 150 pF ±5% loop filter capacitor CX1 0805 18 pF ±5% RO capacitor CX2 0805 68 pF ±5% RO capacitor for FSK ( ∆f = ±20 kHz) CP0 0805 10 - 12 pF ±5% CERRES parallel capacitor CRX0 0603 100 pF ±5% RX coupling capacitor CTX0 0603 100 pF ±5% TX coupling capacitor RB 0805 10 Ω±10% blocking resistor for VCC RP 0805 3.9 K Ω±5% CERFIL parallel resistor RF 0805 47 k Ω ±5% loop filter resistor RPS 0805 82 k Ω ±5% power-select resistor, only required at fixed-frequency operation L0 0805 18 nH ±5% VCO tank inductor L1 0603 15 nH ±5% LNA output tank inductor LTX0 0805 150 nH ±5% TX impedance matching inductor XTAL HC49-SMD 7.1505 MHz ±30ppm calibr. ±30ppm temp. fundamental-mode crystal, Cload = 10 pF to 15pF, C0, max = 7 pF, Rm, max = 70 Ω CERFIL Leaded type SFE10.7MFP @ BIF2 = 40 kHz TBD ceramic filter from Murata SMD type SFECV10.7MJS-A @ BIF2 = 150 kHz ±40 kHz ceramic filter from Murata CERRES SMD type CDACV10.7MG18-A ceramic demodulator tank from Murata Notes: • NIP – not in place, may be used optionally • Antenna matching network according to Evaluation Board Description EVB7120 |
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