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SN74CBTD3384PWR

Public Made by Adom

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Texas Instruments Analog Switches, Multiplexers, TSSOP-24. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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Contents

README

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SN74CBTD3384PWR

Texas Instruments · Analog Switches, Multiplexers · TSSOP-24

SN74CBTD3384PWR from Texas Instruments, in a TSSOP-24. 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 1OE input Output enable for 5-bit bus switch 1 (active low); when low connects 1A-1B with 5-7Ω on-state resistance, when high tri-states both ports.
2 1B1 bidirectional Bidirectional bus switch terminal; connected to 1A1 when 1OE is low with 5-7Ω on-state resistance, high impedance when 1OE is high.
3 1A1 bidirectional Bidirectional bus switch terminal; connected to 1B1 when 1OE is low with 5-7Ω on-state resistance, high impedance when 1OE is high.
4 1A2 bidirectional Bidirectional bus switch terminal; connected to 1B2 when 1OE is low with 5-7Ω on-state resistance, high impedance when 1OE is high.
5 1B2 bidirectional Bidirectional bus switch terminal; connected to 1A2 when 1OE is low with 5-7Ω on-state resistance, high impedance when 1OE is high.
6 1B3 bidirectional Bidirectional bus switch terminal; connected to 1A3 when 1OE is low with 5-7Ω on-state resistance, high impedance when 1OE is high.
7 1A3 bidirectional Bidirectional bus switch terminal; connected to 1B3 when 1OE is low with 5-7Ω on-state resistance, high impedance when 1OE is high.
8 1A4 bidirectional Bidirectional bus switch terminal; connected to 1B4 when 1OE is low with 5-7Ω on-state resistance, high impedance when 1OE is high.
9 1B4 bidirectional Bidirectional bus switch terminal; connected to 1A4 when 1OE is low with 5-7Ω on-state resistance, high impedance when 1OE is high.
10 1B5 bidirectional Bidirectional bus switch terminal; connected to 1A5 when 1OE is low with 5-7Ω on-state resistance, high impedance when 1OE is high.
11 1A5 bidirectional Bidirectional bus switch terminal; connected to 1B5 when 1OE is low with 5-7Ω on-state resistance, high impedance when 1OE is high.
12 GND power_in Ground reference (0V).
13 2OE input Output enable for 5-bit bus switch 2 (active low); when low connects 2A-2B with 5-7Ω on-state resistance, when high tri-states both ports.
14 2A1 bidirectional Bidirectional bus switch terminal; connected to 2B1 when 2OE is low with 5-7Ω on-state resistance, high impedance when 2OE is high.
15 2B1 bidirectional Bidirectional bus switch terminal; connected to 2A1 when 2OE is low with 5-7Ω on-state resistance, high impedance when 2OE is high.
16 2B2 bidirectional Bidirectional bus switch terminal; connected to 2A2 when 2OE is low with 5-7Ω on-state resistance, high impedance when 2OE is high.
17 2A2 bidirectional Bidirectional bus switch terminal; connected to 2B2 when 2OE is low with 5-7Ω on-state resistance, high impedance when 2OE is high.
18 2A3 bidirectional Bidirectional bus switch terminal; connected to 2B3 when 2OE is low with 5-7Ω on-state resistance, high impedance when 2OE is high.
19 2B3 bidirectional Bidirectional bus switch terminal; connected to 2A3 when 2OE is low with 5-7Ω on-state resistance, high impedance when 2OE is high.
20 2B4 bidirectional Bidirectional bus switch terminal; connected to 2A4 when 2OE is low with 5-7Ω on-state resistance, high impedance when 2OE is high.
21 2A4 bidirectional Bidirectional bus switch terminal; connected to 2B4 when 2OE is low with 5-7Ω on-state resistance, high impedance when 2OE is high.
22 2A5 bidirectional Bidirectional bus switch terminal; connected to 2B5 when 2OE is low with 5-7Ω on-state resistance, high impedance when 2OE is high.
23 2B5 bidirectional Bidirectional bus switch terminal; connected to 2A5 when 2OE is low with 5-7Ω on-state resistance, high impedance when 2OE is high.
24 VCC power_in Positive supply voltage 4.5V to 5.5V nominal with integrated clamp diode to VCC for 5V-to-3.3V level-shifting.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package TSSOP-24
Category Interface
Pins 24

CAD (KiCad official)

  • Symbol: SN74CBTD3384PWR
  • Footprint: Package_SO:TSSOP-24_4.4x7.8mm_P0.65mm
  • 3D model: TSSOP-24 (KiCad packages3D, STEP)
  • 3D model files: sn74cbtd3384pwr-etched.step / sn74cbtd3384pwr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sn74cbtd3384pwr.step / sn74cbtd3384pwr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (20 pp, sha256 c4e99bf7cc128ba6, retrieved 2026-09-29, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-4-5-20251001 (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