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Contextual Info: HT95R45 Phone 8-Bit MCU with DTMF Receiver & CPT Features • Serial Interfaces Module: SIM for SPI or I2C · Operating voltage: fSYS=3.58MHz: 2.2V~5.5V fSYS=7.16MHz: 3.0V~5.5V fSYS=10.74MHz: 3.0V~5.5V fSYS=14.32MHz: 4.5V~5.5V · Internal DTMF generator · Internal DTMF receiver
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HT95R45
Abstract: PC10 PC11 PC13 HT95R35
Contextual Info: HT95R45 Phone 8-Bit MCU with DTMF Receiver & CPT Features • Serial Interfaces Module: SIM for SPI or I2C · Operating voltage: fSYS=3.58MHz: 2.2V~5.5V fSYS=7.16MHz: 3.0V~5.5V fSYS=10.74MHz: 3.0V~5.5V fSYS=14.32MHz: 4.5V~5.5V · Internal DTMF generator · Internal DTMF receiver
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Contextual Info: HT95R45 Phone 8-Bit MCU with DTMF Receiver & CPT Features • Serial Interfaces Module: SIM for SPI or I2C · Operating voltage: fSYS=3.58MHz: 2.2V~5.5V fSYS=7.16MHz: 3.0V~5.5V fSYS=10.74MHz: 3.0V~5.5V fSYS=14.32MHz: 4.5V~5.5V · Internal DTMF generator · Internal DTMF receiver
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Contextual Info: HT95R35 Phone 8-Bit MCU with DTMF Receiver Technical Document • Application Note - HA0075E MCU Reset and Oscillator Circuits Application Note Features · Operating voltage: · DTMF generator fSYS= 3.58MHz: 2.2V~5.5V fSYS= 14.32MHz: 4.5V~5.5V · DTMF receiver
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ht95r35ha0075e58mhz32mhz+212-bit16-bit
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HT95R35
Abstract: PC10 PC11 PC13 current buffer 150ma TRa 1110
Contextual Info: HT95R35 Phone 8-Bit MCU with DTMF Receiver Technical Document • Application Note - HA0075E MCU Reset and Oscillator Circuits Application Note Features · Operating voltage: · DTMF generator fSYS= 3.58MHz: 2.2V~5.5V fSYS= 14.32MHz: 4.5V~5.5V · DTMF receiver
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Abstract: ST75C520
Contextual Info: APPLICATION NOTE ST75C520 - A COMPLETE DTMF DETECTION CHECKING FROM REVISION 1.2 TO REVISION 1.4 CONTENTS Page 1 INTRODUCTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 2 DTMF DETECTION REQUIREMENTS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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Abstract: ST75C520
Contextual Info: APPLICATION NOTE ST75C520 - A COMPLETE DTMF DETECTION CHECKING FROM REVISION 1.2 TO REVISION 1.4 CONTENTS Page 1 INTRODUCTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 2 DTMF DETECTION REQUIREMENTS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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of DTMF Proximity Detector
Abstract: TS7514 525Hz 3.579MHz crystal XTAL PLCC28 TS7514CFN TS7514CP 2N2222 n CHANNEL dmtf generator 150Hz Low pass filter circuit
Contextual Info: TS7514 PROGRAMMABLE V.23 MODEM WITH DTMF . . . . . PROGRAMMABLE MODES : - Modem 75bps transmit, 1200bps receive - Modem 1200bps transmit, 75bps receive - DTMF dialing - Call status tone detection - Auxiliary analog transmit input - Analog test loopback
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ts751475bps1200bps579mhz+9of dtmf proximity detector525hz3.579mhz crystal xtalplcc28ts7514cfnts7514cp2n2222 n channeldmtf generator150hz low pass filter circuit
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3.579MHz crystal XTAL
Abstract: of DTMF Proximity Detector 3.579MHz crystal bc 036 10uf capacitor crystal oscillator clock 3.579MHZ ts7514 PLCC28 TS7514CFN TS7514CP
Contextual Info: TS7514 PROGRAMMABLE V.23 MODEM WITH DTMF . . . . . PROGRAMMABLE MODES : - Modem 75bps transmit, 1200bps receive - Modem 1200bps transmit, 75bps receive - DTMF dialing - Call status tone detection - Auxiliary analog transmit input - Analog test loopback
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ts751475bps1200bps579mhz+9dip24plcc283.579mhz crystal xtalof dtmf proximity detector3.579mhz crystalbc 036 10uf capacitorcrystal oscillator clock 3.579mhzts7514cfnts7514cp
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of DTMF Proximity Detector
Abstract: 3.579MHz crystal XTAL SGS-THOMSON modem ts7514 PLCC28 TS7514CFN TS7514CP
Contextual Info: TS7514 PROGRAMMABLE V.23 MODEM WITH DTMF . . . . . PROGRAMMABLE MODES : - Modem 75bps transmit, 1200bps receive - Modem 1200bps transmit, 75bps receive - DTMF dialing - Call status tone detection - Auxiliary analog transmit input - Analog test loopback
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PCD3312
Abstract: 741 DIP14 PCD3311CP A697 musical FREQUENCY DIVIDER 2A10701 3312c C852 diode musical bell PCD3311CT
Contextual Info: INTEGRATED CIRCUITS DATA SHEET PCD3311C; PCD3312C DTMF/modem/musical-tone generators Product specification Supersedes data of May 1990 File under Integrated Circuits, IC03 1996 Nov 21 Philips Semiconductors Product specification DTMF/modem/musical-tone generators
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pcd3311cpcd3312cpcd3311cppcd3311ct+8pcd3312741 dip14a697musical frequency divider2a107013312cc852 diodemusical bell
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PCD3311CTD
Abstract: circuit diagram of musical electronics bell with PCD3312CPN PCD3311CPN AN97090 PCD3312CP PCD3312CTD PCD3311CTD-T
Contextual Info: INTEGRATED CIRCUITS DATA SHEET PCD3311C; PCD3312C DTMF/modem/musical-tone generators Product specification Supersedes data of May 1990 File under Integrated Circuits, IC03 1996 Nov 21 Philips Semiconductors Product specification DTMF/modem/musical-tone generators
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pcd3311cpcd3312cpcd3311cppcd3311ct+901-mar-97pcd3311ctdcircuit diagram of musical electronics bell withpcd3312cpnpcd3311cpnan97090pcd3312cppcd3312ctdpcd3311ctd-t
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V23-H
Abstract: MT8870 MT8888C MT8888CE MT8888CN MT8888CS V22H
Contextual Info: MT8888C Integrated DTMF Transceiver with Intel Micro Interface Features DS5432 • Central office quality DTMF transmitter/receiver • Low power consumption • High speed Intel micro interface • Adjustable guard time ISSUE 8 Ordering MT8888CE MT8888CS
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DS5432
Abstract: MT8888C application note
Contextual Info: MT8888C Integrated DTMF Transceiver with Intel Micro Interface Features DS5432 • Central office quality DTMF transmitter/receiver • Low power consumption • High speed Intel micro interface • Adjustable guard time ISSUE 8 Ordering MT8888CE MT8888CS
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low noise tone control circuits
Abstract: MT8870 dtmf decoder MT8880CE mt8870 MT8880 mt8880 datasheet MT8880 DTMF RECEIVER MP036S MT8880C MT8880CN
Contextual Info: MT8880C ISO2-CMOS Integrated DTMF Transceiver Features • • • • • • • DS5431 Complete DTMF transmitter/receiver Central office quality Low power consumption Microprocessor port Adjustable guard time Automatic tone burst mode Call progress mode
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MT8880C
Abstract: MT8880 DTMF RECEIVER MT8880CE1 MT8880CE TDA i2c tone MT8880CP-1 MT8880CN MT8880CN1 pin out diagram of MT8870 DTMF MT8880CP1
Contextual Info: ISO2 - CMOS MT8880C Integrated DTMF Transceiver Data Sheet Features September 2005 • Complete DTMF transmitter/receiver • Central office quality • Low power consumption • Microprocessor port • Adjustable guard time • Automatic tone burst mode •
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MT8880 DTMF RECEIVER
Abstract: MP036S MT8870 MT8880C MT8880CE MT8880CN MT8880CP MT8880CS
Contextual Info: MT8880C ISO2-CMOS Integrated DTMF Transceiver Features • • • • • • • DS5431 Complete DTMF transmitter/receiver Central office quality Low power consumption Microprocessor port Adjustable guard time Automatic tone burst mode Call progress mode
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MT8880 DTMF RECEIVER
Abstract: MP036S MT8870 MT8880C MT8880CE MT8880CN MT8880CP MT8880CS MT8870 DTMF RECEIVER
Contextual Info: MT8880C ISO2-CMOS Integrated DTMF Transceiver Features • • • • • • • DS5431 Complete DTMF transmitter/receiver Central office quality Low power consumption Microprocessor port Adjustable guard time Automatic tone burst mode Call progress mode
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pin out diagram of MT8870 DTMF
Abstract: mt8870 example code
Contextual Info: ISO2 - CMOS MT8880C Integrated DTMF Transceiver Data Sheet Features February 2005 • Complete DTMF transmitter/receiver • Central office quality • Low power consumption • Microprocessor port • Adjustable guard time • Automatic tone burst mode •
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MT8870 dtmf decoder
Abstract: DTMF mobile MT8880CE pin diagram explanation of mt8870 MP036S MT8870 MT8880C MT8880CN MT8880CP MT8880CS
Contextual Info: MT8880C ISO2-CMOS Integrated DTMF Transceiver Features • • • • • • • DS5431 Complete DTMF transmitter/receiver Central office quality Low power consumption Microprocessor port Adjustable guard time Automatic tone burst mode Call progress mode
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MT8870 dtmf decoder
Abstract: MT8870 MT8888C MT8888CE MT8888CN MT8888CS V22H 8085 timing diagram for in ,out, call MT8888C application note
Contextual Info: MT8888C Integrated DTMF Transceiver with Intel Micro Interface Features • • • • • • DS5432 Ordering MT8888CE MT8888CS MT8888CN Central office quality DTMF transmitter/receiver Low power consumption High speed Intel micro interface Adjustable guard time
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intel 8085 minimal system
Abstract: MT8888CE MT8870 dtmf decoder MT8888C application note MT8870 MT8888C MT8888CN MT8888CP MT8888CS V22H
Contextual Info: MT8888C Integrated DTMF Transceiver with Intel Micro Interface Data Sheet Features February 2004 • Central office quality DTMF transmitter/receiver • Low power consumption • High speed Intel micro interface • Adjustable guard time • Automatic tone burst mode
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tda 8890
Abstract: 20MS MP036S MT8870 MT8885 MT8885AE MT8885AN MT8885AP crb 455 TDA 3035
Contextual Info: MT8885 Integrated DTMF Transceiver with Power Down and Adaptive Micro Interface Preliminary Information ISSUE 2 Features • • • • • • • Central office quality DTMF transmitter/receiver Single 5 Volt power supply Adaptive micro interface enables compatibility
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intel 8085 minimal system
Abstract: MT8888CE MT8870 MT8888C MT8888CN MT8888CP MT8888CS V22H 8031 Intel Microprocessor diagram MT8888CE
Contextual Info: MT8888C Integrated DTMF Transceiver with Intel Micro Interface Data Sheet Features July 2003 • Central office quality DTMF transmitter/receiver • Low power consumption • High speed Intel micro interface • Adjustable guard time • Automatic tone burst mode
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