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Numéro de référence | NTE1691 | ||
Description | Integrated Circuit Telephone Pulse Dialer w/Redial | ||
Fabricant | NTE | ||
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1 Page
NTE1691 & NTE1692
Integrated Circuit
Telephone Pulse Dialer w/Redial
Description:
The NTE1691 and NTE1692 are monolithic CMOS integrated circuits in an 18–Lead DIP type package
that provide all the features required for implementing a pulse dialer with redial.
Functions:
D Mute Output Logic “0”
D Pulse Output Logic “0”
D RC Oscillation for Reference Frequency
D Designed to Operate Directly from the Telephone Line
D Used CMOS Technology for Low Voltage, Low Power Operation
D Power Up Clear Circuitry
D NTE1691 Pin2: VREF
D NTE1692 Pin2: Tone Out
Features:
D Uses Either a Standard 2 of 7 Matrix Keyboard with Negative True Common or the Inexpensive
Form A–Type Keyboard
D Make/Break Ratio Can Be Selected
D Redial with * or #
D Tone Signal Output or On–Chip Reference Voltage by Bonding Option on Chip
D 10pps/20pps Can be Selected
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
DC Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6.2V
Voltage on Any Pin, VIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . VCC+0.3, GND–0.3V
Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500mW
Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –30° to +60°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –65° to +150°C
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Pages | Pages 3 | ||
Télécharger | [ NTE1691 ] |
No | Description détaillée | Fabricant |
NTE169 | (NTE166 - NTE170) Single Phase Bridge Rectifier 2.0 Amp | NTE |
NTE169 | Diode ( Rectifier ) | American Microsemiconductor |
NTE1690 | Integrated Circuit Telephone DTMF Dialer | NTE |
NTE1691 | Integrated Circuit Telephone Pulse Dialer w/Redial | NTE |
US18650VTC5A | Lithium-Ion Battery | Sony |
TSPC106 | PCI Bus Bridge Memory Controller | ATMEL |
TP9380 | NPN SILICON RF POWER TRANSISTOR | Advanced Semiconductor |
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