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Contents

README

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SN74CBTS3384PWR

Texas Instruments · Signal Switches, Multiplexers, Decoders · TSSOP-24

SN74CBTS3384PWR 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 Active-low output-enable for 5-bit bus switch 1; when low the switch is on and 1A connects to 1B; TTL-compatible, VIH = 2 V min, VIL = 0.8 V max.
2 1B1 bidirectional Bus-switch port-B bit 1 of switch 1; FET pass switch with Schottky diode undershoot clamping; ron = 5 Ω typ / 7 Ω max at VCC = 4.5 V, continuous channel current 128 mA max.
3 1A1 bidirectional Bus-switch port-A bit 1 of switch 1; FET pass switch with Schottky diode undershoot clamping; ron = 5 Ω typ / 7 Ω max at VCC = 4.5 V, continuous channel current 128 mA max.
4 1A2 bidirectional Bus-switch port-A bit 2 of switch 1; FET pass switch with Schottky diode undershoot clamping; ron = 5 Ω typ / 7 Ω max at VCC = 4.5 V.
5 1B2 bidirectional Bus-switch port-B bit 2 of switch 1; FET pass switch with Schottky diode undershoot clamping; ron = 5 Ω typ / 7 Ω max at VCC = 4.5 V.
6 1B3 bidirectional Bus-switch port-B bit 3 of switch 1; FET pass switch with Schottky diode undershoot clamping; ron = 5 Ω typ / 7 Ω max at VCC = 4.5 V.
7 1A3 bidirectional Bus-switch port-A bit 3 of switch 1; FET pass switch with Schottky diode undershoot clamping; ron = 5 Ω typ / 7 Ω max at VCC = 4.5 V.
8 1A4 bidirectional Bus-switch port-A bit 4 of switch 1; FET pass switch with Schottky diode undershoot clamping; ron = 5 Ω typ / 7 Ω max at VCC = 4.5 V.
9 1B4 bidirectional Bus-switch port-B bit 4 of switch 1; FET pass switch with Schottky diode undershoot clamping; ron = 5 Ω typ / 7 Ω max at VCC = 4.5 V.
10 1B5 bidirectional Bus-switch port-B bit 5 of switch 1; FET pass switch with Schottky diode undershoot clamping; ron = 5 Ω typ / 7 Ω max at VCC = 4.5 V.
11 1A5 bidirectional Bus-switch port-A bit 5 of switch 1; FET pass switch with Schottky diode undershoot clamping; ron = 5 Ω typ / 7 Ω max at VCC = 4.5 V.
12 GND power_in Ground reference; 0 V supply return.
13 2OE input Active-low output-enable for 5-bit bus switch 2; when low the switch is on and 2A connects to 2B; TTL-compatible, VIH = 2 V min, VIL = 0.8 V max.
14 2A1 bidirectional Bus-switch port-A bit 1 of switch 2; FET pass switch with Schottky diode undershoot clamping; ron = 5 Ω typ / 7 Ω max at VCC = 4.5 V.
15 2B1 bidirectional Bus-switch port-B bit 1 of switch 2; FET pass switch with Schottky diode undershoot clamping; ron = 5 Ω typ / 7 Ω max at VCC = 4.5 V.
16 2B2 bidirectional Bus-switch port-B bit 2 of switch 2; FET pass switch with Schottky diode undershoot clamping; ron = 5 Ω typ / 7 Ω max at VCC = 4.5 V.
17 2A2 bidirectional Bus-switch port-A bit 2 of switch 2; FET pass switch with Schottky diode undershoot clamping; ron = 5 Ω typ / 7 Ω max at VCC = 4.5 V.
18 2A3 bidirectional Bus-switch port-A bit 3 of switch 2; FET pass switch with Schottky diode undershoot clamping; ron = 5 Ω typ / 7 Ω max at VCC = 4.5 V.
19 2B3 bidirectional Bus-switch port-B bit 3 of switch 2; FET pass switch with Schottky diode undershoot clamping; ron = 5 Ω typ / 7 Ω max at VCC = 4.5 V.
20 2B4 bidirectional Bus-switch port-B bit 4 of switch 2; FET pass switch with Schottky diode undershoot clamping; ron = 5 Ω typ / 7 Ω max at VCC = 4.5 V.
21 2A4 bidirectional Bus-switch port-A bit 4 of switch 2; FET pass switch with Schottky diode undershoot clamping; ron = 5 Ω typ / 7 Ω max at VCC = 4.5 V.
22 2A5 bidirectional Bus-switch port-A bit 5 of switch 2; FET pass switch with Schottky diode undershoot clamping; ron = 5 Ω typ / 7 Ω max at VCC = 4.5 V.
23 2B5 bidirectional Bus-switch port-B bit 5 of switch 2; FET pass switch with Schottky diode undershoot clamping; ron = 5 Ω typ / 7 Ω max at VCC = 4.5 V.
24 VCC power_in Positive supply voltage; recommended operating range 4 V to 5.5 V, absolute maximum -0.5 V to 7 V; θJA = 88 °C/W for PW package.

Key specifications

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

CAD (KiCad official)

  • Symbol: SN74CBTS3384PWR
  • Footprint: Package_SO:TSSOP-24_4.4x7.8mm_P0.65mm
  • 3D model: TSSOP-24 (KiCad packages3D, STEP)
  • 3D model files: sn74cbts3384pwr-etched.step / sn74cbts3384pwr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sn74cbts3384pwr.step / sn74cbts3384pwr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (12 pp, sha256 8ddc9e1bb7ab6db7, retrieved 2026-09-27, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.2, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-4-6 (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