th7121 ETC-unknow, th7121 Datasheet
th7121
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th7121 Summary of contents
Page 1
... Frequency deviation range: 5 kHz to 100 kHz ! Maximum analog modulation frequency: 20 kHz ! 3 MHz to 12 MHz crystal reference 3901007121 Rev. 001 Temperature Code E (-40 ° °C) 50 kHz (with AFC option) Page TH7121 300 to 930MHz FSK/FM/ASK Transceiver Package Code NE (LQFP32) Data Sheet Jan. 2002 ...
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... Rev. 001 FSK/FM/ASK Transceiver order to set the desired frequency of operation 433.92 MHz 868.3 MHz Standby Receive Page TH7121 300 to 930MHz 315.0 MHz 915.0 MHz Transmit Idle Data Sheet Jan. 2002 ...
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... Block Diagram VCC_IF IN_IFA VEE_IF OUT_MIX1 IN_MIX OUT_LNA GAIN_LNA VEE_LNA 3901007121 Rev. 001 SCLK SDTA SDEN Figure 1: TH7121 block diagram Page TH7121 300 to 930MHz FSK/FM/ASK Transceiver VCC_DIG VEE_DIG FS0/SDEN TE/SDTA RE/SCLK ASK/FSK IN_DTA VEE_RO FS1/LD FSK_SW Data Sheet Jan. 2002 ...
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... OA1 VCC VCC 5µA RSSI 120 7 5µA VEE VEE Page TH7121 300 to 930MHz FSK/FM/ASK Transceiver Description IF amplifier input, approx single-ended positive supply of LNA, MIX, IFA, FSK Demodulator, PA, OA1 and OA2 IF amplifier output and de- modulator input, connection to external ceramic discrimi- ...
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... ASK/FSK 13 120 17 FS0/SDEN VEE VCC FS1/LD 19 120 VEE Page TH7121 300 to 930MHz Description ground input, base of bipolar transistor FSK pulling pin, switch to ground or OPEN ASK/FSK modulation data input, pull down resistor 120k receiver enable input / clock input for the shift register, ...
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... VEE 3.8k IN_LNA 40p 26 VEE VCC GAIN_LNA 120 29 VEE Page TH7121 300 to 930MHz FSK/FM/ASK Transceiver Description charge pump output, con- nection to external loop filter VCO open-collector output, connection to external LC tank power-setting input power amplifier open- collector output ground of LNA and PA ...
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... FSK/FM/ASK Transceiver Functional Schematic VCC 210 IN_MIX 30 LO bias VEE VEE VCC OUT_MIX 100 32 VEE Page TH7121 300 to 930MHz Description mixer input, approx. 200 single-ended ground of IFA, Demodulator, OA1 and OA2 mixer output, approx. 330 single-ended Data Sheet Jan. 2002 ...
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... MHz 16 16 446.91 kHz 446.91 kHz 971 1943 433.92 MHz 868.30 MHz 433.92 MHz 868.30 MHz 10.7 MHz 10.7 MHz Page TH7121 300 to 930MHz FSK/FM/ASK Transceiver 315 MHz 915 MHz 7.1505 MHz 18 30 397.25 kHz 238.35 kHz 766 3794 304 ...
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... NT5 NT4 NT3 NT2 NT1 NT0 Page TH7121 300 to 930MHz FSK/FM/ASK Transceiver Channel Channel Channel Channel ‘00’ ‘01’ ‘10’ 868.3 433.92 915.0 315.0 MHz MHz MHz MHz ...
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... Rev. 001 ‘ 00 ’ ‘ 01 ’ 22 ‘ 10 ’ ‘ ’ 11 bit CWL CWH Page TH7121 300 to 930MHz FSK/FM/ASK Transceiver LATCH A-word 22 B-word B - LATCH LATCH C-word 22 D-word D - LATCH Invalid LSB data bit Data Sheet Jan ...
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... Page TH7121 300 to 930MHz FSK/FM/ASK Transceiver ...
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... ASK or f min ‘1’ inverse ‘1’ for space at ASK or f min 1 ‘X’ Page TH7121 300 to 930MHz FSK/FM/ASK Transceiver Description at FSK, ‘1’ for mark at ASK or f max at FSK, ‘0’ for mark at ASK or f max Data Sheet Jan ...
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... Test bit. Forced '0' for correct functioning. 1 Enable LNA hysteresis: ‘1’ disabled ‘0’ enabled 1 Enable delayed start of the PLL: ‘1’ disabled ‘0’ enabled. 1 ‘X’ 1 ‘X’ Page TH7121 300 to 930MHz FSK/FM/ASK Transceiver Description Data Sheet Jan. 2002 ...
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... Select LNA gain control mode: ‘0’ external LNA gain control ‘1’ internal LNA gain control Page TH7121 300 to 930MHz FSK/FM/ASK Transceiver Description (1) VCO OUTPUT FREQUENCY (2) VCO INPUT VOLTAGE Data Sheet ...
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... Select mode of modulation control: 1 ‘0’ external modulation control ‘1’ internal modulation control Page TH7121 300 to 930MHz FSK/FM/ASK Transceiver Description Data Sheet Jan. 2002 ...
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... V GAIN_LNA @ f = 868.3 MHz i I TE/SDTA=0, RX_high RE/SCLK=1 V < 0.8 V GAIN_LNA @ f = 868.3 MHz i I TE/SDTA=1, TX_0 RE/SCLK=0 ASK/FSK 868.3 MHz dBm o Page TH7121 300 to 930MHz FSK/FM/ASK Transceiver Min Max Unit 0 7 0 dBm -40 +125 °C -1.0 +1.0 kV TBD TBD ...
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... P at all f and nominal P spur all f and power steps harm c K VCO from ”standby” “transmit” mode Page TH7121 300 to 930MHz FSK/FM/ASK Transceiver Min Typ Max -103 -105 10 -10 -20 0 TBD TBD 1 T FSK + 200K * C6 ...
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... Static capacitance C Motional resistance R 3901007121 Rev. 001 = 868.3 MHz, CW mode c 6.8 k 9.0 0 -36 Condition Condition fundamental mode, AT load 0 m Page TH7121 300 to 930MHz FSK/FM/ASK Transceiver 3.3 k 1.0 k TBD TBD -6 -15 -36 -36 Min Max Unit 150 100 ns 100 ns 100 Min ...
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... VD1 L0 RF RF1 RPS CB6 C0 OUT_PA IN_LNA VEE OUT_LNA GAIN_LNA IN_MIX VEE C3 CB5 C4 RP CP0 CB4 Page TH7121 300 to 930MHz FSK/FM/ASK Transceiver VCC Lock detect SDEN SDTA SCLK RE/SCLK CB7 VCC VCC ASK/FSK FSK IN_DTA input CX2 FSK_SW CX1 RO ...
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... VD1 L0 RF RF1 RPS CB6 C0 LTX0 OUT_PA IN_LNA VEE OUT_LNA GAIN_LNA IN_MIX VEE C3 CB5 C4 RP CP0 CB4 Page TH7121 300 to 930MHz FSK/FM/ASK Transceiver VCC TX enable RX RE/SCLK enable CB7 VCC VCC ASK/FSK FSK IN_DTA input CX2 FSK_SW CX1 RO XTAL VEE ...
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... C 30ppm temp. 0, max TBD ceramic filter from Murata ceramic filter from Murata 40 kHz = 150 kHz ceramic demodulator tank from Murata Page TH7121 300 to 930MHz FSK/FM/ASK Transceiver Description = 15pF, load = 7 pF max Data Sheet Jan. 2002 ...
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... CF1 CB2 VD1 L0 RF RF1 RPS CB6 C0 OUT_PA IN_LNA VEE OUT_LNA GAIN_LNA IN_MIX VEE C3 CB5 CB4 Page TH7121 300 to 930MHz FSK/FM/ASK Transceiver VCC Lock detect SDEN SDTA SCLK RE/SCLK CB7 VCC VCC ASK/FSK ASK IN_DTA input CX2 FSK_SW CX1 ...
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... CF1 CB2 VD1 L0 RF RF1 RPS CB6 C0 LTX0 OUT_PA IN_LNA VEE OUT_LNA GAIN_LNA IN_MIX VEE C3 CB5 CB4 Page TH7121 300 to 930MHz FSK/FM/ASK Transceiver VCC TX enable RX RE/SCLK enable CB7 VCC VCC ASK/FSK ASK IN_DTA input CX2 FSK_SW CX1 RO XTAL VEE ...
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... TX impedance matching inductor 5% fundamental-mode crystal, C 30ppm calibr. C 30ppm temp. 0, max TBD ceramic filter from Murata ceramic filter from Murata 40 kHz = 150 kHz Page TH7121 300 to 930MHz FSK/FM/ASK Transceiver Description = 15pF, load = 7 pF max Data Sheet Jan. 2002 ...
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... RF RF1 RPS CB6 C0 OUT_PA IN_LNA VEE OUT_LNA GAIN_LNA IN_MIX VEE C3 CB5 C4 R2 CP1 CB4 VD nom Page TH7121 300 to 930MHz FSK/FM/ASK Transceiver VCC Lock detect SDEN SDTA SCLK RE/SCLK CB7 VCC VCC ASK/FSK FSK IN_DTA CX2 input FSK_SW CX1 RO XTAL ...
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... RF RF1 RPS CB6 C0 LTX0 OUT_PA IN_LNA VEE OUT_LNA GAIN_LNA IN_MIX VEE C3 CB5 C4 R2 CP1 CB4 VD nom Page TH7121 300 to 930MHz FSK/FM/ASK Transceiver VCC TX enable RE/SCLK RX enable CB7 VCC VCC ASK/FSK FSK IN_DTA CX2 input FSK_SW CX1 RO XTAL VEE FSK ...
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... Fig. 7: LQFP32 (Low Quad Flat Package 0.05 1.35 0.8 1.60 0.15 1.45 0.002 0.053 0.031 0.630 0.006 0.057 Page TH7121 300 to 930MHz FSK/FM/ASK Transceiver 0.30 0.45 0° 9.00 0.45 0.75 7° 0.012 0.018 0° 0.354 0.018 0.030 7° Data Sheet Jan. 2002 ...
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... For the latest version of this document our website at Europe and Japan: 3901007121 Rev. 001 www.melexis.com Or for additional information contact Melexis Direct: All other locations: Phone: +32 1361 1631 Phone: +1 603 223 2362 Page TH7121 300 to 930MHz FSK/FM/ASK Transceiver QS9000, VDA6.1 and ISO14001 Certified Data Sheet Jan. 2002 ...