MAX4740

PRODUCTION

Quad SPDT Audio Switches

Pin-to-Pin Compatible with the ST Microelectronics Quad SPDT Analog Switch STG3699

Part Models
5
1ku List Price
Starting From $1.84
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Part Details

  • Low On-Resistance (0.61Ω typ)
  • 0.06Ω (typ) Channel-to-Channel Matching
  • 0.32Ω (typ) On-Resistance Flatness
  • 1.6V to 5.5V Single-Supply Voltage
  • High PSRR Reduces Supply Noise (-60dB typ)
  • 0.08% Total Harmonic Distortion
  • -68dB typ Crosstalk (100kHz)
  • -64dB typ Off-Isolation (100kHz)
  • Low Supply Current (0.3µA typ)
  • Low Leakage Current (0.1µA typ)
  • Pin-to-Pin Compatible with ST Micro STG3699
  • (3mm x 3mm) 16-Pin TQFN, and (2.5mm x 2.5mm) 16-Pin Ultra-Thin QFN Packages
MAX4740
Quad SPDT Audio Switches
MAX4740, MAX4740H: Typical Operating Circuit
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Documentation

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Hardware Ecosystem

Parts Product Life Cycle Description
Analog Switches Multiplexers 1
MAX4910 PRODUCTION Quad-SPDT Clickless Audio Switches with Negative Signal Handling
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Reference Designs

MAXREFDES103# system diagram
MAXREFDES103 Circuits from the lab

Wrist-Based SpO2, HR, and HRV Health Sensor Platform

Features and Benefits

  • Photoplethysmography (PPG)
  • Wrist-based embedded heart rate, blood oxygen saturation (SpO2) algorithm
  • Heart rate variability (HRV), respiration rate, sleep quality library algorithm
  • Wearable health band form factor
  • MAX32664 sensor hub
  • MAX86141 PPG analog front-end
  • 3-axis accelerometer
  • Windows® and Android GUIs
MAXREFDES103
Wrist-Based SpO2, HR, and HRV Health Sensor Platform
MAXREFDES103# system diagram
MAXREFDES103
MAXREFDES103

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