Datasheet Details
| Part number | LM1812 |
|---|---|
| Manufacturer | National Semiconductor (now Texas Instruments) |
| File Size | 174.85 KB |
| Description | ULTRASONIC TRANSCEIVER |
| Datasheet | LM1812_NationalSemiconductor.pdf |
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Overview: LM1812 Ultrasonic Transceiver April 1989 LM1812 Ultrasonic Transceiver.
| Part number | LM1812 |
|---|---|
| Manufacturer | National Semiconductor (now Texas Instruments) |
| File Size | 174.85 KB |
| Description | ULTRASONIC TRANSCEIVER |
| Datasheet | LM1812_NationalSemiconductor.pdf |
|
|
|
The LM1812 is a general purpose ultrasonic transceiver designed for use in a variety of ranging sensing and communications applications The chip contains a pulse-modulated class C transmitter a high gain receiver a pulse modulation detector and noise rejection circuitry A single LC network defines the operating frequency for both the transmitter and receiver The class C transmitter output drives up to 1A (12W) peak at frequencies up to 325 kHz The externally programmed receiver gain provides a detection sensitivity of 200 mVp-p Detection circuitry included on-chip is capable of rejecting impulse noise with external programming The detector output sinks up to 1A Applications include sonar systems non-contact ranging and acoustical data links in both liquid and gas ambients
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