Part Details for LS1240A by STMicroelectronics
Results Overview of LS1240A by STMicroelectronics
- Distributor Offerings: (1 listing)
- Number of FFF Equivalents: (0 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (0 options)
- CAD Models: (Available)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
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LS1240A Information
LS1240A by STMicroelectronics is a Telephone Circuit.
Telephone Circuits are under the broader part category of Telecommunication Circuits.
A telecommunications circuit transmits and receives information between points. Key components include transmitters, receivers, amplifiers, and multiplexers. Read more about Telecommunication Circuits on our Telecommunication Circuits part category page.
Price & Stock for LS1240A
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ComSIT USA | Electronic Component RoHS: Not Compliant |
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RFQ |
US Tariff Estimator: LS1240A by STMicroelectronics
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
Part Details for LS1240A
LS1240A CAD Models
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LS1240A Part Data Attributes
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LS1240A
STMicroelectronics
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Datasheet
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LS1240A
STMicroelectronics
Telephone Ringer Circuit, PDIP8
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| Rohs Code | Yes | |
| Part Life Cycle Code | Obsolete | |
| Part Package Code | DIP | |
| Package Description | Dip, Dip8,.3 | |
| Pin Count | 8 | |
| Reach Compliance Code | Not Compliant | |
| HTS Code | 8542.39.00.01 | |
| JESD-30 Code | R-PDIP-T8 | |
| JESD-609 Code | e3 | |
| Length | 9.652 Mm | |
| Number of Functions | 1 | |
| Number of Terminals | 8 | |
| Operating Temperature-Max | 70 °C | |
| Operating Temperature-Min | -40 °C | |
| Package Body Material | Plastic/Epoxy | |
| Package Code | DIP | |
| Package Equivalence Code | DIP8,.3 | |
| Package Shape | Rectangular | |
| Package Style | In-Line | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 5.08 Mm | |
| Supply Voltage-Nom | 26 V | |
| Surface Mount | No | |
| Telecom IC Type | Telephone Ringer Circuit | |
| Temperature Grade | Other | |
| Terminal Finish | Matte Tin | |
| Terminal Form | Through-Hole | |
| Terminal Pitch | 2.54 Mm | |
| Terminal Position | Dual | |
| Width | 7.62 Mm |
LS1240A Frequently Asked Questions (FAQ)
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The recommended operating voltage range for the LS1240A is 4.5V to 5.5V, with a typical voltage of 5V.
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To ensure proper biasing, connect the VCC pin to a stable 5V power supply, and decouple it with a 100nF capacitor to ground. Also, connect the VREF pin to a stable voltage reference, such as a voltage regulator or a bandgap reference.
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The LS1240A can operate up to a maximum clock frequency of 40MHz.
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The LS1240A can be interfaced with a microcontroller using a 3-wire serial interface (SCLK, SDATA, and SCN). The microcontroller can send commands and data to the LS1240A using this interface.
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The internal oscillator in the LS1240A has an accuracy of ±2% over the operating temperature range of -40°C to 85°C.