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USB2640-HZH-02 Microchip Technology Inc microchipDIRECT 15,472 $3.18 $2.33
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2003 - busy tone detector

Abstract: HT9020B Y 335
Text: HT9020B Call Progress Tone Detector Features · Operating voltage: 2.5V~5.5V · Good performance: -8 ~ -39 dBm at VDD=2.5V 0 ~ -27 dBm at VDD=5V · Low power consumption · Low cost 32768Hz crystal · 8-pin DIP package · CPT Band: 305~ 640Hz detection General Description When it detected , band pass filter in the range of 305 to 640Hz call progress tone which is dual tone multi-frequency , 5V ISTB Standby Current GDV Detection Level 5V Functions enabled fIN=305~ 640Hz


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PDF HT9020B 32768Hz 640Hz HT9020B busy tone detector Y 335
2008 - Not Available

Abstract: No abstract text available
Text: HT9020B Call Progress Tone Detector Features · Operating voltage: 2.5V~5.5V · Good performance: -8 ~ -39 dBm at VDD=2.5V 0 ~ -27 dBm at VDD=5V · Low power consumption · Low cost 32768Hz crystal · 8-pin DIP/SOP packages · CPT Band: 305~ 640Hz detection General Description , characteristics of band pass filter in the range of 305 to 640Hz call progress tone which is dual tone , Functions enabled fIN=305~ 640Hz 2.5V ENV=1 GRL Rejection Level ¾ All frequency, ENV


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PDF HT9020B 32768Hz 640Hz HT9020B
2003 - HT9020B

Abstract: No abstract text available
Text: HT9020B Call Progress Tone Detector Features · Operating voltage: 2.5V~5.5V · Good performance: -8 ~ -39 dBm at VDD=2.5V 0 ~ -27 dBm at VDD=5V · Low power consumption · Low cost 32768Hz crystal · 8-pin DIP package · CPT Band: 305~ 640Hz detection General Description When it detected , band pass filter in the range of 305 to 640Hz call progress tone which is dual tone multi-frequency , 5V ISTB Standby Current GDV Detection Level 5V Functions enabled fIN=305~ 640Hz


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PDF HT9020B 32768Hz 640Hz HT9020B
2003 - HT9020B

Abstract: busy tone i335
Text: HT9020B Call Progress Tone Detector Features · Operating voltage: 2.5V~5.5V · Good performance: -8 ~ -39 dBm at VDD=2.5V 0 ~ -27 dBm at VDD=5V · Low power consumption · Low cost 32768Hz crystal · 8-pin DIP package · CPT Band: 305~ 640Hz detection General Description When it detected , band pass filter in the range of 305 to 640Hz call progress tone which is dual tone multi-frequency , 5V ISTB Standby Current GDV Detection Level 5V Functions enabled fIN=305~ 640Hz


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PDF HT9020B 32768Hz 640Hz HT9020B busy tone i335
2003 - HT9020B

Abstract: No abstract text available
Text: HT9020B Call Progress Tone Detector Features · Operating voltage: 2.5V~5.5V · Good performance: -8 ~ -39 dBm at VDD=2.5V 0 ~ -27 dBm at VDD=5V · Low power consumption · Low cost 32768Hz crystal · 8-pin DIP package · CPT Band: 305~ 640Hz detection General Description When it detected , band pass filter in the range of 305 to 640Hz call progress tone which is dual tone multi-frequency , 5V ISTB Standby Current GDV Detection Level 5V Functions enabled fIN=305~ 640Hz


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PDF HT9020B 32768Hz 640Hz HT9020B
2003 - busy tone detector

Abstract: busy tone HT9020B applications of blocking oscillator Progress 640H* ceramic resonator 640H* crystal
Text: HT9020B Call Progress Tone Detector Features · Operating voltage: 2.5V~5.5V · Good performance: -8 ~ -39 dBm at VDD=2.5V 0 ~ -27 dBm at VDD=5V · Low power consumption · Low cost 32768Hz crystal · 8-pin DIP package · CPT Band: 305~ 640Hz detection General Description When it detected , band pass filter in the range of 305 to 640Hz call progress tone which is dual tone multi-frequency , 5V ISTB Standby Current GDV Detection Level 5V Functions enabled fIN=305~ 640Hz


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PDF HT9020B 32768Hz 640Hz HT9020B busy tone detector busy tone applications of blocking oscillator Progress 640H* ceramic resonator 640H* crystal
2002 - Not Available

Abstract: No abstract text available
Text: HT9020B Call Progress Tone Detector Features · Operating voltage: 2.5V~5.5V · Low power consumption · Low cost 32768Hz crystal · CPT Band: 305~ 640Hz detection · Good performance: -8 ~ -39 dBm at VDD=2.5V 0 ~ -27 dBm at VDD=5V · 8-pin DIP package General Description The HT9020B call progress , 640Hz call progress tone which is dual tone multi-frequency signal. When it detected CPT signal then it , 2.5V Functions disabled or EN=1 5V fIN=305~ 640Hz Test Conditions VDD ¾ 5V Conditions ¾ Functions


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PDF HT9020B 32768Hz 640Hz HT9020B
2009 - HT9020B

Abstract: busy tone detector
Text: HT9020B Call Progress Tone Detector Features · Operating voltage: 2.5V~5.5V · Good performance: -8 ~ -39 dBm at VDD=2.5V 0 ~ -27 dBm at VDD=5V · Low power consumption · Low cost 32768Hz crystal · 8-pin DIP/SOP packages · CPT Band: 305~ 640Hz detection General Description The HT9020B , band pass filter in the range of 305 to 640Hz call progress tone which is dual tone multi-frequency , ISTB GDV 5V Standby Current 5V Detection Level Functions enabled fIN=305~ 640Hz 2.5V


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PDF HT9020B 32768Hz 640Hz HT9020B busy tone detector
utc9106

Abstract: 512HZ 9106
Text: Vsi 10HZ fL 512HZ fH1 640HZ fH2 13008 C5 C5 R2C2 R3C3fH1 1.504R3 C3


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PDF 6800PF 512HZ 640HZ 504R3 203R3 91062RSL, 289R2 8K9106 utc9106 9106
1998 - Rain alarm

Abstract: RK41 work of led dial clock tone Dialer TDR20 RK31 RK14 RK13 HT3810 HT16XX
Text: Parameter VDD Min. Typ. Max. Unit Conditions 5V fin=300~ 640Hz ­26 - 0 dBm 2.5V fin=300~ 640Hz ­34 - ­8 dBm All frequency - - ­50 dBm 5V Level , Hz RAIN Input Impedance 5V fin=300~ 640Hz 1.0 - - M TDS Detection Time, Signal 5V fin=300~ 640Hz 40 - - ms TRN Rejection Time, Noise 5V Any signal


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PDF HT9305xR 32768Hz Rain alarm RK41 work of led dial clock tone Dialer TDR20 RK31 RK14 RK13 HT3810 HT16XX
1998 - Rain alarm system

Abstract: alarm DIALER HT16XX 620Hz work of led dial clock KEYPAD CONTROLLED DIGITAL LOCK HT3810 RK13 RK14 RK31
Text: . Max. Unit 5V fin=300~ 640Hz ­26 - 0 dBm 2.5V fin=300~ 640Hz ­34 - ­8 , 5V Level=0dBm Max. 800 - - Hz RAIN Input Impedance 5V fin=300~ 640Hz 1.0 - - M TDS Detection Time, Signal 5V fin=300~ 640Hz 40 - - ms


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PDF HT9312xR 12-Memory 32768Hz Rain alarm system alarm DIALER HT16XX 620Hz work of led dial clock KEYPAD CONTROLLED DIGITAL LOCK HT3810 RK13 RK14 RK31
2012 - M-980-02S

Abstract: 190Hz marking r04
Text: 2.8V to 5.5V and TA = 25°C Notes: 1. 0 dBm = 0.775 Vrms. 2. f = 315Hz to 640Hz. 3. f > 1025Hz, < 190Hz , INTEGRATED CIRCUITS DIVISION Features · Covers the 315Hz to 640Hz Range (Common Call Progress) · Sensitivity to -38dBm · Dynamic Range Over 38 dB · 40ms Minimum Detect · 8-Pin DIP or 16-Pin SOIC · Single Supply CMOS (Low Power) · Supply Range 2.8VDC to 5.5VDC · Inexpensive 3.58MHz Time Base · Low Power Consumption (<15mW at 3V) 3V/5V General Purpose Call Progress Tone Detector Description The M-980-02 is


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PDF 315Hz 640Hz -38dBm 16-Pin 58MHz M-980-02 DS-M-980-02-R04 M-980-02S 190Hz marking r04
31002

Abstract: UTC31002 HIGHLAND 512HZ 022F1 MA461
Text: 10HZ fL 512HZ fH1 640HZ fH2 13008 C5 C5 R2C2 R3C3fH1 1.504R3 C3 ,fH2


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PDF 6800PF 512HZ 640HZ 504R3 203R3 310022RSL, 289R2 8K31002 31002 UTC31002 HIGHLAND 022F1 MA461
S2561

Abstract: CMOS ring oscillators
Text: frequencies (512 and 640Hz ) with a frequency ratio of 5:4 at a 16Hz rate. Tone Generation: The output tone is , the oscillator adjusted for 5120Hz, a tone signal is produced that alternates between 512Hz and 640Hz , 640Hz results. See Table 2 for components selection. The internal threshold voltage is brought out to


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PDF S2561/S2561A S2561 CMOS ring oscillators
busy tone detector

Abstract: HT95R6x tone decoder busy tone HA0227T HT95R65 dial tone
Text: HT95R6x CPT (Call Progress Tone) Decoder HT95R6x CPT (Call Progress Tone) Decoder HA0227T (CPT - Call Progress Tone) (Dial Tone)(Busy Tone)(Ring-back Tone)(Recorder Tone) CPT Ring-back Tone HT95R64/HT95R65 CPT Detector HT95R6x CPT Detector HT95R6x 305Hz 640Hz () CPT Detector CPT CPT Dial ToneBusy ToneRing-back Tone Recorder Tone 1 HT95R6x CPT (Call Progress Tone) Decoder HT95R6x CPT Detector CPTSINCPTENBCPTVREFCPTENVCPTX1 CPTX2VDD4 VSS4 CPT CPTSIN


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PDF HT95R6x HA0227T HT95R64/HT95R65 HT95R6x 305Hz 640Hz busy tone detector tone decoder busy tone HA0227T HT95R65 dial tone
HT16XX

Abstract: HT3810 RK13 RK14 TDR20
Text: . Typ. Max. Unit Condition 5 fin=300~ 640Hz ­29 - 0 dBm 2.5 fin=300~ 640Hz , Input Impedance 5 fin=300~ 640Hz 1.0 - - M TDS Detection Time, Signal 5 fin=300~ 640Hz 40 - - ms PDT Detection Level PDJ Rejection Level 5


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PDF HT9220R 22-Memory 32768Hz HT16XX HT3810 RK13 RK14 TDR20
sn74hc06

Abstract: UTC 2410 utc2410 UTC 225 100K200K Highland Electronics (Shenzhen) 512HZ
Text: fH1 640HZ fH2) 13008 C5 C5 R2C2 1300:8 f L ,f L =1/ 1.289*R2*C2 R3C3f


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PDF 6800PF UTC2410 Vcc-11 CMOSTTL2410 1/6CD4049 SN74HC06 sn74hc06 UTC 2410 utc2410 UTC 225 100K200K Highland Electronics (Shenzhen) 512HZ
1998 - Rain alarm

Abstract: RK14 alarm DIALER TDR20 RK41 RK31 RK13 HT3810 HT16XX HT9315
Text: Parameter VDD 5V Min. Typ. Max. Unit Conditions fin=300~ 640Hz ­26 - 0 dBm 2.5V fin=300~ 640Hz ­34 - ­8 dBm All frequency - - ­50 dBm 5V Level=0dBm Max , RAIN Input Impedance 5V fin=300~ 640Hz 1.0 - - M TDS Detection Time, Signal 5V fin=300~ 640Hz 40 - - ms TRN Rejection Time, Noise 5V Any signal -


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PDF HT9315xR 15-Memory 32768Hz Rain alarm RK14 alarm DIALER TDR20 RK41 RK31 RK13 HT3810 HT16XX HT9315
2003 - circuit diagram of door alarm system

Abstract: PIR Sensor based security System Circuit diagram of door sensor system PIR based security system PIR alarm system SF229 pin diagram for PIR sensor smoke detector circuit using OP-AMP pir sensor for micro pir sensor logic state
Text: F = 640Hz GND LED SYSCLK2 Data-Trans Data Out Door-PIR-Sel VDD ENB Tx Power SYSRESET D1 to D7 , / Door-In VDD SYSCLK1 C= 470pF R= 2M2 F = 640Hz GND SYSCLK2 Data-Trans Data Out Door-PIR-Sel GND ENB Tx


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PDF SF229 SF229 SF229A circuit diagram of door alarm system PIR Sensor based security System Circuit diagram of door sensor system PIR based security system PIR alarm system pin diagram for PIR sensor smoke detector circuit using OP-AMP pir sensor for micro pir sensor logic state
S2561

Abstract: S2561A s2561c
Text: ducing a tone that sh ifts between two predetermined frequencies (512 and 640Hz ) with a frequency ratio , , a tone signal is produced that alternates between 512Hz and 640Hz at the shift rate. The shift rate , to 512Hz and 640Hz results. See Table 2 for components selection. The internal threshold voltage is


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PDF S2561/S2561A/S2561C S2561 S2561A s2561c
1998 - HT9020A

Abstract: HT9020 HT9020B busy tone return to zero decoder
Text: - - 0.8 mA Functions disabled or 2.5V EN=1 - - 1 µA fIN=305~ 640Hz , =305~ 640Hz 6 21st Aug '98 HT9020 Functional Description Decoder The HT9020 call progress tone


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PDF HT9020 32768Hz HT9020 HT9020A HT9020B busy tone return to zero decoder
series RESISTOR capacitor NETWORK

Abstract: No abstract text available
Text: / where G = . ' ° gm 'COMP (7) Ccomp = Where: f0 = 15kHz fCOMP = 640Hz 1 5 0 tc x R c o m p , crossover point = 640Hz 0.1 mF BURST - x -O V |N 3.5V to 6 .5V ,1tiF gm = 62.5jimho U C c


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PDF ML4866 120kHz 500mA ML4866. ML4866 series RESISTOR capacitor NETWORK
3 pin preset resistor 10k

Abstract: LA2600 LC7500 50k preset diagram preset resistor 10k LC750 568C preset resistor mos 3021 LC7600
Text: % External Resistance fosc = 640Hz Oscillation Guaranteed Cx OSC,polystyrene film capacitor, 0.015 — 5% 0.015 0.015 + 5% External Capacitance f0SC-= 640Hz Operating Frequency fopr OSC 5 Note 1) Power


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PDF f-74-05-01 LC7500 LA2600. DIP30S 0DD77L3 T-90-20 DIP-24Slim DIP28SN QIP48B 3 pin preset resistor 10k LA2600 50k preset diagram preset resistor 10k LC750 568C preset resistor mos 3021 LC7600
Not Available

Abstract: No abstract text available
Text: 315Hz 640Hz 1025Hz FREQUENCY FIGURE 1: Detect and Reject Regions Hz SSI 75T980 Call


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PDF 75T980 75T980 75T980-CP 16-pin 75T980-CL
SL2411

Abstract: SL2411D SL2411N resistor 6.8k
Text: shown, the ouptut frequency chops between 512(fh1) and 640Hz (fh2) at a 10Hz(fL) rate. The loudspeaker


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PDF SL2411 SL2411 SL2411N SL2411D resistor 6.8k
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