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MC74LV594ADTR2G

Public Made by Adom

by adom

onsemi Shift Registers, TSSOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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MC74LV594ADTR2G

onsemi · Shift Registers · TSSOP-16

MC74LV594ADTR2G from onsemi, in a TSSOP-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 QB output Parallel storage-register output for bit B.
2 QC output Parallel storage-register output for bit C.
3 QD output Parallel storage-register output for bit D.
4 QE output Parallel storage-register output for bit E.
5 QF output Parallel storage-register output for bit F.
6 QG output Parallel storage-register output for bit G.
7 QH output Parallel storage-register output for bit H.
8 GND power_in Ground (0 V) reference.
9 QH' output Serial output from the last shift-register stage, provided for cascading.
10 SRCLR input Active-low direct overriding clear for the shift register.
11 SRCLK input Shift-register clock, positive-edge triggered.
12 RCLK input Storage-register clock, positive-edge triggered.
13 RCLR input Active-low direct overriding clear for the storage register.
14 SER input Serial data input to the shift register.
15 QA output Parallel storage-register output for bit A.
16 VCC power_in Positive supply, 2.0 V to 6.0 V operation.

Key specifications

Parameter Value
Manufacturer onsemi
Package TSSOP-16
Category Logic
Pins 16

CAD (KiCad official)

  • Symbol: MC74LV594ADTR2G
  • Footprint: Package_SO:TSSOP-16_4.4x5mm_P0.65mm
  • 3D model: TSSOP-16 (KiCad packages3D, STEP)
  • 3D model files: mc74lv594adtr2g-etched.step / mc74lv594adtr2g-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); mc74lv594adtr2g.step / mc74lv594adtr2g.glb are the bare package body.

Provenance

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

  • Datasheet: onsemi datasheet (12 pp, sha256 5bd47437880451b4, retrieved 2026-10-21, 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