
HV2321 is a low charge injection, 8-channel, unipolar, negative high voltage, analog switch integrated circuit (IC) with bleed resistors. The device can be used in applications requiring high voltage switching controlled by low voltage signals, such as NDT metal flaw detection, medical ultrasound imaging, piezoelectric transducer drivers, and printers. The bleed resistors eliminate voltage built up on capacitive loads such as piezoelectric transducers.Data is input into an 8-bit shift register and then retained in an 8-bit latch. To reduce any possible clock feed-through noise, the latch enable bar should be left high until all bits are clocked in. Data is clocked in during the rising edge of the clock.Using HVCMOS technology, this device combines high voltage bilateral DMOS switches and low power CMOS logic to provide efficient control of high voltage analog signals.
Low on-resistance, 14Ω max.
Integrated bleed resistors on the outputs
3.3 or 5.0V CMOS input logic level
20MHz data shift clock frequency
Very low quiescent power dissipation (-10μA)
Low parasitic capacitance
DC to 50MHz small signal frequency response
-60dB typical off-isolation at 5.0MHz
CMOS logic circuitry for low power
Excellent noise immunity
Cascadable serial data register with latches
HV2321 封裝圖
型號 | 制造商 | 描述 | 購買 |
---|---|---|---|
HV2321FG-G | Knowles | 貼片電容(MLCC) 1111 120pF ±5% 200V C0G(NP0) | 立即購買 |
繼2021年發(fā)布高端醫(yī)療分子影像SiPM專用ASIC:NeuXF1之后,宇稱電子近期又推出通用型SiPM讀出ASIC:MPT2321。該芯片兼容各種用于醫(yī)學成像、激光雷達信號處理和工業(yè)測量的商用SiPM傳感器,匹配目前主流廠商的多款SiPM產(chǎn)品,大幅提高接收端的系統(tǒng)集成度、有效降低器件成本。
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