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HX3483-S

ZHHXDZ · RS-485 / RS-422 ICs · SOP-8

HX3483-S from ZHHXDZ, in a SOP-8. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 RO output Receiver output: RO is high when V(A)-V(B) is at or above -50 mV and low when V(A)-V(B) is at or below -200 mV, per the receive truth table.
2 RE input Receiver output enable, active low: the receiver is enabled when RE is low and turned off when RE is high.
3 DE input Driver output enable: when DE is high the driver output is enabled, and when DE is low the driver turns off and its output enters a high-resistance state.
4 DI input Driver input: when DI is low the bus output A is low and B is high, and when DI is high A is high and B is low.
5 GND power_in Ground reference for the device.
6 A bidirectional Non-inverting bus terminal shared by the driver output and receiver input; the datasheet gives ESD protection of ±15 kV human body model on A/B.
7 B bidirectional Inverting bus terminal shared by the driver output and receiver input; the datasheet gives ESD protection of ±15 kV human body model on A/B.
8 VCC power_in Positive supply pin; the datasheet states a 3.3 V/5 V supply with 3.3 V ±5% used for the DC characteristics and a +6.0 V absolute maximum.

Key specifications

Parameter Value
Manufacturer ZHHXDZ
Package SOP-8
Category Interface
Pins 8

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Supply voltage (VCC) absolute maximum VCC -0.3 6 V 2
Control input voltage (DE, RE) absolute maximum DE,RE -0.3 6 V 2
Driver input voltage (DI) absolute maximum DI -0.3 6 V 2
Bus voltage (A, B) absolute maximum A,B -8 13 V 2
Storage temperature range TSTG -65 150 ℃ 2
Operating temperature range TOP -40 125 ℃ 2
Lead soldering temperature 300 ℃ 10 seconds 2
Power dissipation (SOP-8) PD 471 mW SOP-8, above 70℃ 2
ESD protection, bus pins (human body model) ESD -15 15 kV Pin A, Pin B 2
Supply voltage tolerance VCC -5 5 % Vcc=+3.3V 2
Supply voltage (nominal) VCC 3.3 V Vcc=+3.3V±5% 2
Receiver input impedance RIN 96 kΩ -7V≤VCM≤+12V 2
Shutdown exit time (RE high, DE low hold time) tSHDN 50 200 600 ns 2
Shutdown current ICC 1.8 uA RE high, DE low (shutdown) 4
Power supply current ICC 600 uA No load, RE=DI=GND or Vcc 2

CAD (KiCad official)

  • Symbol: HX3483-S
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOP-8 (KiCad packages3D, STEP)
  • 3D model files: hx3483-s-etched.step / hx3483-s-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); hx3483-s.step / hx3483-s.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: ZHHXDZ datasheet (5 pp, sha256 3f25e490a1185a8e, retrieved 2026-10-18, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF