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HV219FG-G M931

产品描述analog switch ics 8-chl Hi vlt analog
产品类别半导体    其他集成电路(IC)   
文件大小723KB,共9页
制造商Supertex
标准
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HV219FG-G M931概述

analog switch ics 8-chl Hi vlt analog

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Supertex inc.
200V Low Charge Injection
8-Channel High Voltage Analog Switch
HV219
Features
HVCMOS
®
technology for high performance
Very low quiescent power dissipation (-10µA)
Output on-resistance typically 11Ω
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
Serial shift register logic control with latches
Flexible operating supply voltages
Surface mount packages
General Description
The Supertex HV219 is a low switch resistance, low charge injection, 8-
channel, 200V, analog switch integrated circuit (IC) intended primarily
for medical ultrasound imaging. The device can also be used for
NDE (non-destructive evaluation) applications. The HV219 is a lower
switch resistance, 11Ω versus 22Ω, version of the Supertex HV20220
device. The lower switch resistance will help reduce insertion loss. It
has the same pin configuration as that of the Supertex HV20220PJ
and the HV20220FG.
The device is manufactured using Supertex’s HVCMOS
®
(high voltage
CMOS) technology with high voltage bilateral DMOS structures for
the outputs and low voltage CMOS logic for the input control. The
outputs are configured as eight independent single pole single throw
11Ω analog switches. The input logic is an 8-bit serial to parallel shift
register followed by an 8-bit parallel latch. The switch states are
determined by the data in the latch. Logic high will correspond to a
closed switch and logic low as an opened switch.
The HV219 is designed to operate on various combinations of high
voltage supplies. For example the V
PP
and V
NN
supplies can be:
+40V/-160V, +100V/-100V, or +160V/-40V. This allows the user to
maximize the signal voltage for uni-polar negative, bi-polar, or uni-
polar positive.
Medical ultrasound imaging
Non-destructive evaluation
Applications
Block Diagram
Level
Output
Latches Shifters Switches
D
LE
CL
D
LE
CL
D
LE
CL
D
LE
CL
D
LE
CL
D
LE
CL
D
LE
CL
D
LE
CL
SW0
SW1
SW2
SW3
SW4
SW5
SW6
SW7
VNN VPP
Tel: 408-222-8888
www.supertex.com
DIN
8-Bit
Shift
Register
CLK
DOUT
VDD
GND
LE CL
Supertex inc.
1235 Bordeaux Drive, Sunnyvale, CA 94089

HV219FG-G M931相似产品对比

HV219FG-G M931 HV219PJ-G M904 HV219FG-G HV219PJ-G
描述 analog switch ics 8-chl Hi vlt analog analog switch ics 8-chl Hi vlt analog switch analog switch ics Lo-charge 8-channel high voltage analog switch ics Lo-charge 8-channel high voltage

 
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