低功耗、限摆率、 RS-485/RS-422 - waveshare.net

LM117/LM317A/LM317 3-Terminal Adjustable …

October 20, 2008 LM117/LM317A/LM317 3-Terminal Adjustable Regulator General Description The LM117 series of adjustable 3-terminal positive voltage

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Pico Python SDK - waveshare

focus on writing the code that adds value to your project. The accelerated floating point libraries in RP2040’s on-board ... from an on-device filesystem or "frozen" into the MicroPython executable. 1.1. Getting MicroPython for RP2040 ... but there might be some differences like putting the default serial port on different pins, or including ...

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SPX3819 500mA, Low-Noise LDO Voltage Regulator

Ground Current vs Load Current Ground Current vs Input Voltage 7.0 6.0 5.0 4.0 3.0 2.0 1.0 0.0 0 100 200 300 400 500 IL (mA) I GND (mA) 3.3V Device VIN= 4.3V CL = 1.0µF 160 150 140 130 120 110 100 90 80 70 60 46 8 10 121416 VIN (V) I GND (µ A) 3.3V Device CL= 1.0µF IL = 100µA Ground Current vs Load Current in Dropout Output Voltage vs Input ...

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Low-Power, Slew-Rate-Limited RS-485/RS-422 …

MAX481/MAX483/MAX485/MAX487–MAX491/MAX1487 Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers 2 _____ ABSOLUTE MAXIMUM RATINGS

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±15kV ESD-Protected, Slew-Rate-Limited, Low …

±15kV ESD-Protected, Slew-Rate-Limited, Low-Power, RS-485/RS-422 Transceivers SWITCHING CHARACTERISTICS—MAX481E/MAX485E, MAX490E/MAX491E, …