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SN74HC47N

XBLW · LED Drivers · DIP-16

SN74HC47N from XBLW, in a DIP-16. 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 B input Data input B of the BCD code (weight 2).
2 C input Data input C of the BCD code (weight 4).
3 LT input Active-low lamp test input; when low with BI/RBO open or high, all segment outputs are on.
4 BI/RBO bidirectional Blanking input/ripple-blanking output; must be open or high for output functions 0 through 15, a low level applied turns all segment outputs off, and RBO goes low when ripple blanking occurs.
5 RBI input Active-low ripple blanking input; must be open or high if blanking of a decimal zero is not desired.
6 D input Data input D of the BCD code (weight 8).
7 A input Data input A of the BCD code (weight 1).
8 GND power_in Ground (0V).
9 e output Active-low data output for segment e.
10 d output Active-low data output for segment d.
11 c output Active-low data output for segment c.
12 b output Active-low data output for segment b.
13 a output Active-low data output for segment a.
14 g output Active-low data output for segment g.
15 f output Active-low data output for segment f.
16 VCC power_in Supply voltage, 2V to 6V.

Key specifications

Parameter Value
Manufacturer XBLW
Package DIP-16
Category LED Drivers
Pins 16

CAD (KiCad official)

  • Symbol: SN74HC47N
  • Footprint: Package_DIP:DIP-16_W7.62mm
  • 3D model: DIP-16 (KiCad packages3D, STEP)
  • 3D model files: sn74hc47n-etched.step / sn74hc47n-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sn74hc47n.step / sn74hc47n.glb are the bare package body.

Provenance

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

  • Datasheet: XBLW datasheet (13 pp, sha256 1708661b11ccbdf5, retrieved 2026-10-13, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (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