TC7WBD126AFK is a low on-resistance, high-speed CMOS 2-bit bus switch produced by Toshiba. It can realize the shift of signal level from 5 V to 3.3 V.
The TC7WBD126FK is a low‑on‑resistance, high‑speed CMOS 2‑bit bus switch that shifts signal levels from 5 V to 3.3 V. It features TTL‑level inputs, ESD protection, and a compact SSOP8 package.
The document lists detailed electrical parameters, maximum ratings, recommended operating conditions, and package dimensions, along with usage restrictions for safety‑critical applications.
| Operating voltage (Voc) | 4.5~5.5 V |
|---|---|
| Propagation delay (tpd) | 0.25 ns (max) |
| On‑resistance (Ron) | 5 Ω (typ.) |
| ESD performance | +200 V (JEITA), +2000 V (MIL) |
| Package | US8 (SSOP8‑P‑0.50A) |
| Continuous channel current (Is) | 128 mA |
| Power dissipation (Pp) | 200 mW |
| Input rise/fall time (dt/dv) | 0~10 ns/V |
| Operating temperature | -40~85 °C |
The device operates from 4.5 V to 5.5 V.
The typical on‑resistance is 5 Ω.
It can withstand at least +200 V (JEITA) and +2000 V (MIL) ESD events.
The propagation delay is up to 0.25 ns.