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Contents

README

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8R003579301

HD · Crystal Oscillators · SMD3225-4P

8R003579301 from HD, in a SMD3225-4P. 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 ENABLE CONTROL input Output state control pin that enables or disables the oscillator output.
2 GND power_in Ground connection for the oscillator.
3 OUT output CMOS clock output at 3.579545 MHz, rated for a 15pF load with 5ns max rise/fall time.
4 VDD power_in Supply voltage pin, +3.3Vdc ±10% with 36mA max input current.

Key specifications

Parameter Value
Manufacturer HD
Package SMD3225-4P
Category Crystals, Oscillators, Resonators
Pins 4

Electrical characteristics

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

Parameter Symbol Min Typ Max Unit Conditions Page
Frequency stability -30 30 ppm incl. 25°C tolerance, tolerance over operating temperature range, input voltage change, load change, 1 year aging 3
Aging -3 3 ppm/year 3
Operating Temperature Range -40 85 °C 3
Storage Temperature Range -55 125 °C 3
Input Voltage (VDD) VDD -10 3.3 10 % +3.3Vdc ±10%; typ is nominal V, min/max are the ±10% tolerance about it 3
Input Current (IDD) IDD 36 mA 36mA max 3
Output Voltage VOL VOL 10 %VDD 3
Output Voltage VOH VOH 90 %VDD 3
Rise/Fall Time 5 ns 3
Start-up Time 8 ms 3
Phase Jitter (rms) 1 ps rms 12kHz to 20MHz 3
Output Symmetry -5 50 5 % 50±5%; min/max are the ±5% tolerance about typ 3
Nominal Frequency 3.57954 MHz 3
Output Load 15 pF 3

CAD (KiCad official)

  • Symbol: 8R003579301
  • Footprint: Crystal:Crystal_SMD_3225-4Pin_3.2x2.5mm
  • 3D model: SMD3225-4P (KiCad packages3D, STEP)
  • 3D model files: 8r003579301-etched.step / 8r003579301-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); 8r003579301.step / 8r003579301.glb are the bare package body.

Provenance

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

  • Datasheet: HD datasheet (6 pp, sha256 26d31fce400dddf5, retrieved 2026-10-16, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-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