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Key Products
Patient Monitors
Communication
or Telemetry
Biometric
Analog /Digital Modules
LCD
Module +
Display
User Interface Power
ECG/EKG
SpO2
Blood
Pressure
Body
Temperature
Respiratory
Signal
Processor
System I/F
& Control
Core &
I/O Power
System
Power
AC/DC Battery
Charger
Fuel
Gauge
Battery
Management
Audio Amp
Interface
Level Translator
Display I/F
Touch Screen
Control
Wireless
Ethernet
IN AMP
Precision
Op Amp
Voltage
Ref
Switch
Mux
A/D
DCP
USB/KBD
Memory
OR
Ambient Light
Sensor
SD
CARD
Product Type Part Number Where Used in Patient Monitors Key Features / Benefits
Precision Amplifiers
Low Noise (0.1 to 10Hz)
ISL28133, ISL28136
EL8176, ISL28217 (40V),
ISL28207, ISL28210 (40V),
ISL28248 (5V)
Low Cost Op Amps
ISL28113/213/413
ISL28114/214/414
ISL28130/230/430
ECG, EEG Imaging
Body probe front-ends, RF rectification, secondary stage, gain/filtering,
right leg drive. Required for accuracy of signal conditioning.
Blood Pressure and Body Temperature
Low noise gain frontends for thermocouple. Precision amps required for
accuracy of signal conditioning.
Pulse Oximeters
Transimpedance front end. High impedance, charge amps
Respiratory/anesthesia
Sensor front end, high impedance, low noise, low drift
• High impedance inputs
• Low noise (0.1 to 10Hz)
• Low noise gain amplification
• Low offset and low drift
Instrumentation
Amplifiers
Low Power In-Amps
EL8172/72, ISL28273, ISL28473
ECG, EEG Imaging
Portable, 5V body potential probe gain amp
Blood Pressure and Body Temperature
Sensor amp front end
• High CMRR
• Low offset drift
• Multiple channel In-Amps
Digital Potentiometers
(DCPs)
Precision DCP
ISL22317
End-user adjustment
Controlling display contrast or backlight, drip rate, dosage, etc
Sensor Front ends (Blood Pressure, Pulse Oximeters, Respiratory/
anesthesia, ECG)
Compensate and gain small signal from the sensor.
• 1st low voltage 1% accurate
DCP to reduce additional
calibration
Low voltage, volatile DCPs
ISL23315/ISL23415
• Industry’s lowest operating
voltage DCP
Interface
RS-232
ISL4221E, ISL3232E, ISL4243E
RS-485
ISL317xE, ISL315xE
System and Control
Serial communication port
• High ESD protection
• Small packages
Voltage Level Translators ISL303xE
SD Memory Card & Other Applications
Used to interface mixed voltage devices
VL as low as 1.5V up to 3.3V VCC
• Highest ESD protection
• Small leadless packages
Switches/ MUXes HI-509A, HI546, DG408, DG409
Direct sensor interface
In front of actuator buffer amps
• Over-voltage protected
• Latch-up free
• Low leakage
PRECISION ANALOG ICs
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