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HV230 Datasheet PDF

Supertex HV230

HV230 is a low charge injection 8-channel, high-voltage, analog switch integrated circuit (IC) with bleed resistors. This device can be used in applications requiring high voltage switching controlled by low voltage control signals, such as ultrasound imaging and printers. The bleed resistors eliminate voltage built up on capacitive loads such as piezoelectric transducers.
Part No. HV230
Datasheet HV230 Download
Manufacturer
Supertex
Description 8-Channel High Voltage Analog Switches
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HV230 datasheet page 1 preview

FEATURES

XXHVCMOS® technology for high performance XXVery low quiescent power dissipation (-10µA max.) XXOutput on-resistance typically (22Ω typ.) XXIntegrated bleed resistors on the outputs XXLow parasitic capacitances ►►DC to 50MHz small signal frequency response XX-60dB typical output OFF isolation at 5.0MHz XXCMOS logic circuitry for low power XXExcellent noise immunity XXON-chip shift register, latch and clear logic circuitry XXFlexible high voltage supplies

APPLICATIONS

XX Medical ultrasound imaging XX Piezoelectric transducer drivers

GENERAL DESCRIPTION

The Supertex Input data is shifted into an 8-bit shift register which can then be retained in an 8-bit latch. To reduce any possible clock feed-through noise, Latch Enable (LE) should be left high until all bits are clocked in. Using HVCMOS® technology, this switch combines high voltage bilateral DMOS switches and low power CMOS logic to provide efficient control of high voltage analog signals. This IC is suitable for various combinations of high voltage supplies, e.g., VPP/VNN: +50V/-150V, or +100V/-100V.
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