KEYBOARD TO DTMF Search Results

Contextual Info: Monolithic Silicon COS/MOS Dual-Tone Multifrequency Tone Generator The CD22859 is a CMOS dual-tone multifrequency DTMF tone generator for use in dual-tone telephone dialing systems. The device can easily be interfaced to a standard push-button telephone keyboard to provide enabling

S7237A2

Abstract: IN 536
Contextual Info: S-7237A2 PULSE/DTMF SWITCHABLE DIALER The S-7237A2 is a CM OS PULSE/DTMF switchable dialer, which has a 32-digit redial memory. Interface to keyboard or CPU is available. Features Functions Operating supply voltage PULSE mode: 1.5 to 5.5 V DTMF mode : 2.0 to 5.5V

TP5088

Abstract: telephone circuit with dtmf tp5088 TP5088N DEUTSCH 941 D C1995 M14B N14A TP5088WM dtmf generator DEUTSCH+941+D
Contextual Info: TP5088 DTMF Generator for Binary Data General Description Features This CMOS device provides low cost tone-dialing capability in microprocessor-controlled telephone applications 4-bit binary data is decoded directly without the need for conversion to simulated keyboard inputs required by standard

telephone circuit with dtmf tp5088

Abstract: tp5088 DEUTSCH 941 D TP5088N TP5088WM 579545 C1995 M14B N14A
Contextual Info: TP5088 DTMF Generator for Binary Data General Description Features This CMOS device provides low cost tone-dialing capability in microprocessor-controlled telephone applications 4-bit binary data is decoded directly without the need for conversion to simulated keyboard inputs required by standard

S7237A2

Abstract: Telephone Dialer Circuit SeiKo S7237A2F
Contextual Info: _S-7237A2 PULSE/DTMF SWITCHABLE DIALER The S-7237A2 is a C M O S D T M F/PU LSE switchable dialer, which has a 32-digit redial memory. Interface to keyboard or C P U is available. • Functions ■ Features ■Flash •Operating supply voltage

S7235A2

Abstract: s7235b2 S7235 S-7235B2 PJ 986 S7235B2F Telephone Dialer Circuit SeiKo S7235D2 S-7235A2 S7235A2F
Contextual Info: S-7235 Series PULSE/DTMF SWITCHABLE DIALER The S-7235 Series is a CMOS PULSE/DTMF switchable dialer, whic 1 has a 32-digit redial memory. Input is made from keyboard or CPU. Features Functions Operating supply voltage PULSE mode: 1.5 V to 5.5 V DTMF mode : 2.0 V to 5.5V

S7235B2

Abstract: S7235A2
Contextual Info: S-7235 Series PULSE/DTMF SWITCHABLE DIALER The S -7235 Series is a CM OS DTM F/PULSE switchable dialer, which has a 32-digit redial memory. Input is m ade from keyboard or CPU. Features • Functions Flash • Operating supply voltage PULSE mode: 1.5 V to 5.5 V

TV RADIO IC siemens

Abstract: PSB8593
Contextual Info: S IE M E N S Dual-Tone Multi-Frequency Generator DTMF PSB 8593 CMOS 1C Type Ordering Code Package PSB 8593 Q 67100-H 8168 P-DIP-20 The DTMF generator PSB 8593 is specially designed to implement a dual-tone telephone dialing system. The device can be connected directly to a standard pushbutton keyboard

LR4809

Abstract: LR4809N
Contextual Info: LR4809/ LR4809N SHARP LR4809/LR4809N Pulse/Tone Dialer for Binary Code Input PIN CONNECTIONS DESCRIPTION The LR4809/LR4809N are CMOS p u lse /to n e dialer LSI which use 4 -b it serial BCD data in place of standard keyboard inputs, and outputs standard DTMF tones. It can be directly inter­

h945

Abstract: transistor h945 h945 transistor transistor C2001 data sheet transistor h945 C2001 R1810K keyboard to DTMF H945 P VT5-H945
Contextual Info: IL91210EN TONE/PULSEDIALER The IL91210EN is a single-chip, silicon gate, CMOS integrated circuit with an on-chip oscillator for a 3.58 MHz crystal or ceramic resonator. It provides dialing pulse DP or dual tone multi-frequency (DTMF) dialing. A standard 4x4 matrix keyboard can be used to support either DP or DTMF modes.

znr 10k varistor

Abstract: znr 10k 220 znr 10k 560 transistor equivalent 2n5551 varistor znr 10k znr 10k MIC IN4004 2N5551 equivalent zener diode znr diode zener ZD 941
Contextual Info: NT95088 Tone Dialer Features n n n n n n n n n n Wide Supply Voltage Range: 1.8V to 5.5V Ceramic oscillator 480KHz ceramic resonator Fully debounced scanning keyboard Minimum tone duration: 73ms Very low tone distortion: less than 1% in band On-chip power-on reset

mk5370n

Abstract: mk5370 telephone keypad interface circuit with dtmf
Contextual Info: r z 7 ^ 7# s G S -m o M S O N 5 H JO T@ K S M K 5370 SINGLE NUMBER PULSE TONE SWITCHABLE DIALER • STAND-ALONE DTMF AND PULSE SIGNA­ LING ■ RECALL OF LAST NUMBER DIALED up to 28 digits long ■ FORM-A AND 2-of -7 KEYBOARD INTERFACE ■ PACIFIER TONE

MK5087

Abstract: MV5087 keyboard to DTMF V2F diode mk5087 generator 10-Mute waveform generation fourier
Contextual Info: THIS DOCUMENT IS FOR MAINTENANCE PURPOSES ONLY AND IS NOT RECOMMENDED FOR NEW DESIGNS MV5087 DS3125-2.0 June 1993 MV5087 DTMF GENERATOR The MV5087 is fabricated using ISO-CMOS high density technology and offers low power and wide voltage operation. An inexpensive 3.58MHz TV crystal completes the reference

MK5087

Abstract: MV5087 TRANSISTOR 3F t 3.58MHZ crystal oscillator
Contextual Info: THIS DOCUMENT IS FOR MAINTENANCE PURPOSES ONLY AND IS NOT RECOMMENDED FOR NEW DESIGNS MV5087 DS3125-2.0 June 1993 MV5087 DTMF GENERATOR The MV5087 is fabricated using ISO-CMOS high density technology and offers low power and wide voltage operation. An inexpensive 3.58MHz TV crystal completes the reference

Contextual Info: Philips Components Data sheet status Product specification date of issue O ctober 1990 FEATURES • • • • • • • OIH O U I l£> I tU tab 7 • DTMF dialling Redial 23-digit Redial is selected using th e ’R’ key Four extra function keys: access

MK5087

Abstract: 3.58MHz crystal XTAL MV5087
Contextual Info: THIS DOCUMENT IS FOR MAINTENANCE PURPOSES ONLY AND IS NOT RECOMMENDED FOR NEW DESIGNS MV5087 DS3125-2.0 June 1993 MV5087 DTMF GENERATOR The MV5087 is fabricated using ISO-CMOS high density technology and offers low power and wide voltage operation. An inexpensive 3.58MHz TV crystal completes the reference

Contextual Info: Philips Semiconductors Objective specification Multistandard repertory dialler/ringer with EEPROM p r m oon i i- u l u m u - FEATURES Pulse/DTMF dialling • Access pause generation and termination: manually or by Atlanta procedure • Pulse dialling • Function keys for: LNR, Memory recall, Store, Access

Contextual Info: Philips Sem iconductors Product specification Multistandard repertory dialler/ringer with EEPRO M D« n „ , n 1 FEATURES Pulse/DTMF dialling • Access pause generation and termination: manually or by Atlanta procedure • Pulse dialling • Function keys for: LNR, Memory recall, Store, Access

4x4 keyboard

Abstract: keyboard 4X4 so do keyboard 4x4 keyboard to DTMF dtmf REPERTORY DIALLER keyboard ic keyboard scanning ringer ic PCD3330-1 PCD3330-1P
Contextual Info: b b5 315 H Philips Semiconductors 007^165 Ifi'i S IC 3 objective specification Multistandard repertory dialler/ringer with EEPRO M PCD3330-1 NAPC/PHILIP s SEMICOND FEATUR ES b3E D Pulse/DTMF dialling • Access pause generation and termination: manually or by Atlanta procedure

3.57954

Abstract: crystal 3.579545MHZ ks5809 KS5811
Contextual Info: CMOS INTEGRATED CIRCUIT KS5809/10/11 DTMF DIALER WITH REDIAL The KS5809/10/11 are monolithic CMOS integrated circuit which use an 3.579545MHz oscillator for its frequency reference and provides all the features required for implemen­ ting a tone dialer. The required sinusoidal wave form for each individual tone is

sot 23 S028

Abstract: dialling
Contextual Info: Philips Semiconductors Data sheet status Product specification PCD3310 family Pulse and DTMF dialler with redial date of issue October 1990 This Data sheet has been changed, see footnote ! compatible On-chip oscillator uses low-cost FEATURES • Pulse and DTMF dialling

Contextual Info: Philips S em iconductors O bjective specification Multistandard pulse/tone repertory dialler/ringer i PC D333Z-1 FEATURES GENERAL DESCRIPTION • Pulse and DTMF mixed mode dialling The PCD3332-1 is a mixed-mode multistandard repertory dialler/ringer IC fabricated in a low threshold

Contextual Info: Objective specification Philips Sem iconductors Multistandard pulse/tone repertory dialler/ringer PCD3332-1 FEATURES GENERAL DESCRIPTION • Pulse and DTMF mixed mode dialling The PCD3332-1 is a mixed-mode multistandard repertory dialler/ringer IC fabricated in a low threshold

we9187

Contextual Info: _ WE9187 _ _ _ _ _ GENERAL DESCRIPTION The WE9187 is a m onolithic CMOS integrated circuit designed for D ual-Tone-M ulti-Frequency DTMF telephone d ialing . The WE9187 was designed sp e cifica lly for the perform ance: single contact static keyboard inputs,