SCDS487A October   2025  – December 2025 TMUX4819 , TMUX4821

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 Absolute Maximum Ratings
  7. 6 ESD Ratings
  8. 7 Thermal Information
  9. 8 Recommended Operating Conditions
  10. 9 Source or Drain Continuous Current
  11. 10Source or Drain RMS Current
  12. 11Electrical Characteristics 
  13. 12Switching Characteristics 
  14. 13Typical Characteristics
  15. 14Parameter Measurement Information
    1. 14.1  On-Resistance
    2. 14.2  On-Leakage Current
    3. 14.3  Off-Leakage Current
    4. 14.4  Power-Off Leakage Current
    5. 14.5  Propagation Delay
    6. 14.6  tON (VDD) and tOFF (VDD) Time
    7. 14.7  Transition Time
    8. 14.8  Break-Before-Make
    9. 14.9  THD + Noise
    10. 14.10 Power Supply Rejection Ratio (PSRR)
    11. 14.11 Charge Injection
    12. 14.12 Bandwidth
    13. 14.13 Off Isolation
    14. 14.14 Crosstalk
  16. 15Detailed Description
    1. 15.1 Functional Block Diagram
    2. 15.2 Device Functional Modes
    3. 15.3 Feature Description
      1. 15.3.1 Beyond the Supply
      2. 15.3.2 Bidirectional Operation
      3. 15.3.3 Power-Off Protection
      4. 15.3.4 1.2V and 1.8V Logic Compatible Inputs
      5. 15.3.5 Integrated Pull-Down Resistor on Logic Pins
      6. 15.3.6 Fail-Safe Logic
  17. 16Application and Implementation
    1. 16.1 Application Information
    2. 16.2 Typical Applications
      1. 16.2.1 Audio Amplifier Switching
        1. 16.2.1.1 Design Requirements
        2. 16.2.1.2 Detailed Design Procedure
        3. 16.2.1.3 Application Curves
      2. 16.2.2 Smart Drug Delivery Flow Meters
        1. 16.2.2.1 Design Requirements
        2. 16.2.2.2 Detailed Design Procedure
        3. 16.2.2.3 Application Curve
    3. 16.3 Power Supply Recommendations
    4. 16.4 Layout
      1. 16.4.1 Layout Guidelines
      2. 16.4.2 Layout Example
  18. 17Device and Documentation Support
    1. 17.1 Documentation Support
      1. 17.1.1 Related Documentation
    2. 17.2 Receiving Notification of Documentation Updates
    3. 17.3 Support Resources
    4. 17.4 Trademarks
    5. 17.5 Electrostatic Discharge Caution
    6. 17.6 Glossary
  19. 18Revision History
  20. 19Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

12 Switching Characteristics 

Over operating free-air temperature range (unless otherwise noted)
Typical at VDD = 3.3 V TA = 25℃  (unless otherwise noted)
PARAMETER TEST CONDITIONS TA MIN TYP MAX UNIT
tTRAN Transition time from control input VDD = 2.5 V to 5.5 V
VS = 3.3 V
RL = 50 Ω, CL = 35 pF		 25°C 80 185 us
–40°C to +85°C 220
–40°C to +125°C 220
VDD = 1.8 V to 2.5 V
VS = 3.3 V
RL = 50 Ω, CL = 35 pF		 25°C 10 340
–40°C to +85°C 490
–40°C to +125°C 490
tBBM Break-before-make time delay VDD = 2.5 V to 5.5 V
VS = 3.3 V
RL = 50 Ω, CL = 35 pF		 25°C 40 300 us
–40°C to +85°C 40 300
–40°C to +125°C 40 300
VDD = 1.8 V to 2.5 V
VS = 3.3 V
RL = 50 Ω, CL = 35 pF		 25°C 40 420
–40°C to +85°C 40 490
–40°C to +125°C 40 490
tON Turn-on time from control input VS = 3.3 V
RL = 50 Ω, CL = 35 pF		 25°C 155 300 us
–40°C to +85°C 400 us
–40°C to +125°C 450 us
tOFF Turn-off time from control input VS = 3.3 V
RL = 50 Ω, CL = 35 pF		 25°C 14 us
–40°C to +85°C 14 us
–40°C to +125°C 14 us
tON (VDD) Device turn on time
(VDD to output)		 VDD rise time = 1 µs
RL = 50 Ω, CL = 35 pF		 25°C 175 us
QINJ Charge injection VS = 0 V, CL = 100 pF  25°C 5 pC
OISO Off-isolation RL = 50 Ω , CL = 5 pF
VS = 200 mVRMS, VBIAS = 0 V, f = 100 kHz		 25°C -50 dB
XTALK Crosstalk - 4821 RL = 50 Ω , CL = 5 pF
VS = 200 mVRMS, VBIAS = 0 V, f = 100 kHz		 25°C -100 dB
Crosstalk - 4819 RL = 50 Ω , CL = 5 pF
VS = 200 mVRMS, VBIAS = 0 V, f = 100 kHz		 25°C -55
BW –3dB Bandwidth (Small signal) RL = 50 Ω , CL = 5 pF
VS = 200 mVRMS, VBIAS = 0 V,		 25°C 100 MHz
IL Insertion loss RL = 50 Ω , CL = 5 pF
VS = 200 mVRMS, VBIAS = 0 V, f = 1 MHz		 25°C -0.01 dB
ACPSRR AC Power Supply Rejection Ratio VPP = 0.62 V on VDD
RL = 32 Ω , CL = 5 pF,
f = 20 kHz		 25°C -100 dB
CS(OFF) Source off capacitance VS = 0 V, f = 1 MHz 25°C 70 pF
CS(ON),
CD(ON)		 On capacitance VS = 0 V, f = 1 MHz 25°C 40 pF
THD+N Total Harmonic Distortion + Noise VPP = 0.5 V, VBIAS = 0 V
RL  =  600 Ω
f = 20 Hz to 20 kHz		 25°C -107 dB
–40°C to +85°C -105
–40°C to +125°C -105
VPP = 0.5 V, VBIAS = 0 V
RL  =  32 Ω
f = 20 Hz to 20 kHz		 25°C -102
–40°C to +85°C -102
–40°C to +125°C -102