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SN74CBTLV3861PWR

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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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Datasheet

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Contents

README

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SN74CBTLV3861PWR

Texas Instruments · Analog Switches, Multiplexers · TSSOP-24

SN74CBTLV3861PWR 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 NC unconnected No internal connection; must be left unconnected.
2 A1 bidirectional Bus-switch port A, bit 1; bidirectional pass channel connected to B1 when OE is low, with typical on-state resistance ron = 5 Ω at VCC = 2.3 V / II = 64 mA.
3 A2 bidirectional Bus-switch port A, bit 2; bidirectional pass channel connected to B2 when OE is low, with typical ron = 5 Ω at VCC = 2.3 V / II = 64 mA.
4 A3 bidirectional Bus-switch port A, bit 3; bidirectional pass channel connected to B3 when OE is low, with typical ron = 5 Ω at VCC = 2.3 V / II = 64 mA.
5 A4 bidirectional Bus-switch port A, bit 4; bidirectional pass channel connected to B4 when OE is low, with typical ron = 5 Ω at VCC = 2.3 V / II = 64 mA.
6 A5 bidirectional Bus-switch port A, bit 5; bidirectional pass channel connected to B5 when OE is low, with typical ron = 5 Ω at VCC = 2.3 V / II = 64 mA.
7 A6 bidirectional Bus-switch port A, bit 6; bidirectional pass channel connected to B6 when OE is low, with typical ron = 5 Ω at VCC = 2.3 V / II = 64 mA.
8 A7 bidirectional Bus-switch port A, bit 7; bidirectional pass channel connected to B7 when OE is low, with typical ron = 5 Ω at VCC = 2.3 V / II = 64 mA.
9 A8 bidirectional Bus-switch port A, bit 8; bidirectional pass channel connected to B8 when OE is low, with typical ron = 5 Ω at VCC = 2.3 V / II = 64 mA.
10 A9 bidirectional Bus-switch port A, bit 9; bidirectional pass channel connected to B9 when OE is low, with typical ron = 5 Ω at VCC = 2.3 V / II = 64 mA.
11 A10 bidirectional Bus-switch port A, bit 10; bidirectional pass channel connected to B10 when OE is low, with typical ron = 5 Ω at VCC = 2.3 V / II = 64 mA.
12 GND power_in Ground reference for the device; all voltages referenced to this pin.
13 B10 bidirectional Bus-switch port B, bit 10; bidirectional pass channel connected to A10 when OE is low, with typical ron = 5 Ω at VCC = 2.3 V / II = 64 mA.
14 B9 bidirectional Bus-switch port B, bit 9; bidirectional pass channel connected to A9 when OE is low, with typical ron = 5 Ω at VCC = 2.3 V / II = 64 mA.
15 B8 bidirectional Bus-switch port B, bit 8; bidirectional pass channel connected to A8 when OE is low, with typical ron = 5 Ω at VCC = 2.3 V / II = 64 mA.
16 B7 bidirectional Bus-switch port B, bit 7; bidirectional pass channel connected to A7 when OE is low, with typical ron = 5 Ω at VCC = 2.3 V / II = 64 mA.
17 B6 bidirectional Bus-switch port B, bit 6; bidirectional pass channel connected to A6 when OE is low, with typical ron = 5 Ω at VCC = 2.3 V / II = 64 mA.
18 B5 bidirectional Bus-switch port B, bit 5; bidirectional pass channel connected to A5 when OE is low, with typical ron = 5 Ω at VCC = 2.3 V / II = 64 mA.
19 B4 bidirectional Bus-switch port B, bit 4; bidirectional pass channel connected to A4 when OE is low, with typical ron = 5 Ω at VCC = 2.3 V / II = 64 mA.
20 B3 bidirectional Bus-switch port B, bit 3; bidirectional pass channel connected to A3 when OE is low, with typical ron = 5 Ω at VCC = 2.3 V / II = 64 mA.
21 B2 bidirectional Bus-switch port B, bit 2; bidirectional pass channel connected to A2 when OE is low, with typical ron = 5 Ω at VCC = 2.3 V / II = 64 mA.
22 B1 bidirectional Bus-switch port B, bit 1; bidirectional pass channel connected to A1 when OE is low, with typical ron = 5 Ω at VCC = 2.3 V / II = 64 mA.
23 OE input Active-low output enable; when low all 10 A-B switch paths are on; when high all paths are open; VIH min = 1.7 V (VCC = 2.3-2.7 V) / 2.0 V (VCC = 2.7-3.6 V), VIL max = 0.7 V / 0.8 V respectively; ten = 2.1-5.5 ns, tdis = 1.7-5.8 ns.
24 VCC power_in Positive supply voltage; recommended operating range 2.3 V to 3.6 V; absolute maximum −0.5 V to 4.6 V; ICC max = 10 µA at VCC = 3.6 V.

Key specifications

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

CAD (KiCad official)

  • Symbol: SN74CBTLV3861PWR
  • Footprint: Package_SO:TSSOP-24_4.4x7.8mm_P0.65mm
  • 3D model: TSSOP-24 (KiCad packages3D, STEP)
  • 3D model files: sn74cbtlv3861pwr-etched.step / sn74cbtlv3861pwr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sn74cbtlv3861pwr.step / sn74cbtlv3861pwr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (19 pp, sha256 a8c57af9745f61e2, 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