Q591
Abstract: BU8874 BU8874F C501 C502 C591 R591 dtmf circuit diagram of dtmf dtmf interface with microcontroller
Text: Communication ICs DTMF receiver for telephones BU8874 / BU8874F The BU8874 and BU8874F are DTMF receiver ICs developed for use in telephone answering machines, and convert 16 different types of DTMF signals into 4-bit binary serial data. In addition to a compact 8-pin DIP BU8874 package,
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BU8874
BU8874F
BU8874F
BU8874)
Q591
C501
C502
C591
R591
dtmf
circuit diagram of dtmf
dtmf interface with microcontroller
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BU8874
Abstract: BU8874F C501 C502 C591 Q591 R591 dtmf based electrical load control
Text: Communication ICs DTMF receiver for telephones BU8874 / BU8874F The BU8874 and BU8874F are DTMF receiver ICs developed for use in telephone answering machines, and convert 16 different types of DTMF signals into 4-bit binary serial data. In addition to a compact 8-pin DIP BU8874 package,
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BU8874
BU8874F
BU8874F
BU8874)
C501
C502
C591
Q591
R591
dtmf based electrical load control
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SPEECH NETWORK WITH DIALER INTERFACE
Abstract: telephone speech circuit
Text: SPEECH NETWORK WITH DIALER INTERFACE S1T2425A INTRODUCTION 18−DIP−300A The S1T2425A is telephone speech network integrated circuit which includes transmit amp, receive amp, side tone amp, DC loop interface function, DTMF input, voltage regulator for speech, a regulated output
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S1T2425A
18-DIP-300A
S1T2425A
S1T2425A01-D0B0
KA2425A
20mVrms
SPEECH NETWORK WITH DIALER INTERFACE
telephone speech circuit
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toNE PULSE DIALER 28
Abstract: No abstract text available
Text: KA2425A SPEECH NETWORK WITH DIALER INTERFACE INTRODUCTION The KA2425A is telephone speech network integrated circuit which includes transmit amp, receive amp, side tone amp, DC loop interface function, DTMF input, voltage regulator for speech, a regulated output voltage
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KA2425A
KA2425A
8-DIP-300A
20-SOP-375
KA2425B
18-DIP-300A
KA2425AD
20mVrms
toNE PULSE DIALER 28
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ssi 202
Abstract: ssi-202 SSI202
Text: siimóìdans SSI 204 5V Low Power DTMF Receiver INNOVATORS IN/INTEGRATION Data Sheet DESCRIPTION FEATURES The SSI 204 is a complete Dual Tone Multiple Frequency DTMF receiver that detects all 16 standard digits. No front-end pre-filtering is needed. The only externally required com
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58-MHz
60-Hz
ssi 202
ssi-202
SSI202
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ssi 202
Abstract: SSI202 ssi-202
Text: m m M bns SSI 204 5V Low Power DTMF Receiver INNOVATORS IN/INTEGRATION Data Sheet DESCRIPTION FEATURES The SSI 204 is a complete Dual Tone Multiple Frequency DTMF receiver that detects all 16 standard digits. No front-end pre-filtering is needed. The only externally required com
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58-MHz
60-Hz
100Kil
ssi 202
SSI202
ssi-202
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CS204
Abstract: TONE RECEIVER DTMF 16DTMF DTMF DEcoder FREQUENCY VP11 204 dtmf receiver
Text: CS204 Semiconductor Corporation DTMF Receiver Features General Description • Full Receiver Implementation The C S 204 is a fully integrated DTM F Dual Tone Mul tifrequency receiver that decodes the tone pairs used in standard tone dialing schemes. All of the functions
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CS204
CS204
204-P
TONE RECEIVER DTMF
16DTMF
DTMF DEcoder FREQUENCY
VP11
204 dtmf receiver
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ssi 202
Abstract: SSI202 ssi-202 GBBJ NL 714
Text: Siliconsuskms SSI 204 5V Low Power DTMF Receiver INNOVATORS ÌN /INTEGRATION Data Sheet DESCRIPTION FEATURES Tha SSI 2 0 1 ¡e. b c o m p ile Dual Töne Multiple Frequency ETM F] receiver that delpels all 1BStandard digits. N of’ont-end pre-filtering is needed ThO only Gxlarnally raquired cpmpD'ie.nts are an inoKp^nslv» 3.50-M Hz television "colcf-iiu rst"
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50-lil
Z04-employs
staLe-01-thB-art
ssi 202
SSI202
ssi-202
GBBJ
NL 714
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Untitled
Abstract: No abstract text available
Text: o SIERRA SEMICONDUCTOR S C Îlâd ir SC11203 and SCU 204 A p ril 1986 DTMF Receivers FEA TU RES B E N E F IT S • B u ilt-in d ial to n e r e je c tio n • No e x te rn a l filters re q u ire d • Sin g le 5-volt su p p ly • M in im u m sy ste m o v erh ea d
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SC11203
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Untitled
Abstract: No abstract text available
Text: SSI 75T204 w im S iis 5V Low-Power Subscriber DTMF Receiver fm A TDK Group/Company October 1991 DESCRIPTION FEATURES The SSI 75T204 is a complete Dual-Tone Multifre quency DTMF receiver that detects 16 standard digits. No front-end pre-filtering is needed. The only
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75T204
75T204
58-MHz
inpT204-IP
75T204-IP
16-lead
75T204-IL
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CS204-P
Abstract: No abstract text available
Text: CS204 Semiconductor Corporation DTMF Receiver Features General Description • Full Receiver Implementation The CS204 is a fully integrated DTMF Dual Tone Mul tifrequency receiver that decodes the tone pairs used in standard tone dialing schemes. All of the functions
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CS204
CS204
CS204-P
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B7T 4pin
Abstract: mer capacitor LGU PC13-PC0 455 Timer TRANSISTOR 7812 ct HD404678 441L204
Text: H D 404678 S e rie s Description Four timer/counters — One 8 -bit free-running timer — Three 8 -bit auto-reload timer/counter output circuits Two-channel clock-synchronous 8 -bit serial interface Built-in DTMF receiver Reset voltage variable function 1 1 interrupt sources
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HD404678
HMCS400
HD404676
HD4074678
27256-compatible.
FP-64A
B7T 4pin
mer capacitor LGU
PC13-PC0
455 Timer
TRANSISTOR 7812 ct
441L204
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dial tone
Abstract: VL14
Text: hlE D • 4 4 EJb2Q4 QQ3fiö2b Tb£ ■ H I T 3 HD81805 — HI TA C H I / NCU/MPU Dual Tone M ulti-Frequency (DTM F) Receiver LS I HD81805 is a CMOS single-chip digital signal processing LSI which has 4 channels pushbutton (DTMF)/dial tone (DT) receiver for PABX, Center
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HD81805
HD81805.
dial tone
VL14
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Teltone M957
Abstract: No abstract text available
Text: DTMF RECEIVERS & TRANSCEIVERS M -957 DTMF Receiver The Teltone M-957 see Figure 1 combines switched-capacitor and digital frequency measuring techniques to decode Dual-Tone Multifrequency (DTMF) signals to four-bit binary data. Dial tone rejection and 60-Hz noise rejection filters are
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M-957
60-Hz
M-957
22-pin
24-pin
M-957-01
5-through-12-volt
M-957-02
58-MHz
22121-20th
Teltone M957
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957a
Abstract: 75T957A-1P Teltone M-957 75T957-IP qau3
Text: IIE SILICON SYSTEMS INC Mmsuskms 0 2 5 3 ^ 5 Qaü37?Q 1 • D SSI 75T957/957A DTMF Receiver with Diai Tone Reject Filtér — T -7 S -T 7 -0 7 May, 1989 FEATURES DESCRIPTION The SSI 75T957/957A combines swltched-capacitor and digital frequency measuring techniques to decode
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75T957/957A
22-pin
24-pin
75T957A
75T957
957a
75T957A-1P
Teltone M-957
75T957-IP
qau3
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957a
Abstract: 75T957-IP 75T957 75t957a Teltone M-957 SSI75T957 SSi E 1110
Text: SimtiMkms SSI 75T957/957A DTMF Receiver with Dial Tone Reject Filter July, 1990 DESCRIPTION FEATURES The SSI 75T957/957A combines switched-capacitor and digital frequency measuring techniques to decode Dual-Tone Multifrequency DTMF signals to four bit binary data. Dial tone rejection and 60 Hz noise
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75T957/957A
22-pin
24-pin
75T957A
75T957
75T957-IP
75T957-IL
75T957A-IP
75T957A-IL
957a
Teltone M-957
SSI75T957
SSi E 1110
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SC11204
Abstract: I1203 SC11202 SC11202CM
Text: SC11202/SC11203/204 DTMF Receivers '» r SIERRA SEMICONDUCTOR □ Built-in dial tone rejection □ Single 5 Volt supply □ Three-state outputs □ Narrow 14 or 18 pin package 1 Ç I 3 C 4 C b C 6 C / C 2 GENERAL DESCRIPTION Time Base ATB pin. The SCI 1202
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SC11202
SC11203
SC11204
SC11204
I1203
SC11202CM
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Untitled
Abstract: No abstract text available
Text: M-957 DTJIIIF Receiver *v detection of a valid end-of-signal pause or by the CLEAR input. An early signal presence indicator, BD, facilitates applications requiring tone blocking. The data outputs operate with simple logic circuits or microprocessors, and are threestate enabled to facilitate bus-oriented architectures.
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M-957
M-957
60-Hz
22-pin
M-957-01
5-through-12volt
-20th
M-957-01
M-957-02
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Untitled
Abstract: No abstract text available
Text: HD404678 Series Description The HD404678 Series is a 4-bit single-chip HMCS400 series microcomputer for telephone applications designed to increase program produc tivity. It features a high-precision dual-tone multifrequency D TM F receiver that is especially
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HD404678
HMCS400
FP-64A
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Teltone M-957
Abstract: No abstract text available
Text: Not recommended for new designs. Please refer to M -8870 Data Sheet. M-957 DTMF Receiver The Teltone M-957 see Figure 1 combines switched-capacitor and digital frequency measuring techniques to decode Dual-Tone Multifrequency (DTMF) signals to four-bit binary
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M-957
M-957
60-Hz
22-pin
M-957-01
5-through-12volt
58-MHz
Teltone M-957
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Untitled
Abstract: No abstract text available
Text: I u i iv ir r e c e iv e r BU8874/BU8874F r o r le ie p r io n e s The BU8874 and BU8874F are DTMF receiver ICs developed tor use in telephone answering machines, and convert 16 different types of DTMF signals into 4-bit binary serial data. In addition to a compact 8-pin DIP BU8874 pack
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BU8874/BU8874F
BU8874
BU8874F
BU8874)
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Untitled
Abstract: No abstract text available
Text: T T FiT n hJF* DTMF RECEIVERS & TRANSCEIVERS M-957 DTMF Receiver by the HEX input. The STROBE output is activated by the presence of valid data in the output register and cleared by the detection of a valid end-of-signal pause or by the CLEAR input. An early signal presence indicator, BD, facilitates
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M-957
M-957
60-Hz
22121-20th
M-957-01
M-957-02
M-957-01C
M-957-02C
M-957-01S
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Teltone M-957
Abstract: No abstract text available
Text: Not recommended for new designs. Please refer to M -8870 Data Sheet. M -957 DTMF Receiver The Teltone M-957 see Figure 1 combines switched-capacitor and digital frequency measuring techniques to decode Dual-Tone Multifrequency (DTM F) signals to four-bit binary
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M-957
60-Hz
M-957
22-pin
M-957-01
5-through-12volt
M-957-02
58-MHz
Teltone M-957
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Untitled
Abstract: No abstract text available
Text: DTMF RECEIVERS & TRANSCEIVERS tC e i t c d n e M-957 DTMF Receiver The Teltone M -957 see Figure 1 combines switched-capacitor and digital frequency measuring techniques to decode Dual-Tone Multifrequency (DTMF) signals to four-bit binary data. Dial tone rejection and 60-Hz noise rejection filters are
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M-957
60-Hz
22-pin
24-pin
M-957-01
5-through-12-volt
22121-20th
T32445
M-957-02
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