MAX14802/MAX14803/MAX14803A
Low-Charge Injection, 16-Channel,
High-Voltage Analog Switches
HIGH-VOLTAGE TRANSMIT
1 PER CHANNEL
±100V MAX
MAINFRAME
LOW-VOLTAGE RECEIVE
64 TO 128 CHANNELS
±1V MAX
+V
10mA TYP
HIGH-
VOLTAGE
ISOLATION
-V
PROBE SELECTION
2 TO 4 PROBES
PROBES
CABLE
1 PER CHANNEL
±1 TO 2A MAX
TRANSDUCERS
2 TO 4 PER CHANNEL
RELAY
1 RELAY/CH/PROBE
PROBE
A
PROBE
B
HV ANALOG
SWITCHES
2 TO 4 PER CHANNEL
PROBE
C
PROBE
D
Figure 4. Medical Ultrasound Application—High-Voltage Analog Switches in Probe
14
Maxim Integrated