Nexperia USA Inc. 74LVC1G34GM,132

Overview

74LVC1G34GM,132 from Nexperia is a single non-inverting CMOS buffer with Schmitt-trigger inputs, designed for level translation between 1.65 V–5.5 V logic domains in mixed-voltage systems. It delivers ±24 mA output drive at V_CC = 3.0 V, features IOFF partial power-down protection, and operates across –40 °C to +125 °C. Used in I/O expansion, bus buffering, and voltage-level interfacing in industrial controllers and portable electronics.

For engineers reviewing the 74LVC1G34GM,132 datasheet, 74LVC1G34GM,132 pinout, 74LVC1G34GM,132 application, or 74LVC1G34GM,132 equivalent, this device supports robust signal integrity in space-constrained PCBs via its 6-terminal XSON6 (SOT886) package, offers overvoltage-tolerant 5.5 V inputs, and enables safe hot-insertion in partially powered systems.

Technical Context

This buffer implements true CMOS logic with Schmitt-trigger input thresholds-VIH ≥ 0.65×V_CC and VIL ≤ 0.35×V_CC-enabling noise immunity against slow-rising signals. Its IOFF circuit actively disables outputs when V_CC = 0 V, limiting backflow current to ±2 μA and preventing damage during power sequencing.

Propagation delay ranges from 0.5 ns (V_CC = 4.5–5.5 V) to 11.0 ns (V_CC = 1.65–1.95 V, T_amb = –40 to +125 °C), with input transition rate support up to 20 ns/V at low V_CC. Power dissipation capacitance is 15 pF at V_CC = 3.3 V, enabling predictable dynamic power modeling.

Key Specifications

Pinout & Package

XSON6 plastic extremely thin small outline package (SOT886); no leads; 6 terminals; body dimensions 1.0 mm × 1.45 mm × 0.5 mm; thermal pad not present; side-wettable flanks absent.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar buffer applications.

Compared with SN74LVC1G34DBVR and 74AUP1G34GM,132, the 74LVC1G34GM,132 uniquely balances 5.5 V input tolerance, ±24 mA drive, and XSON6 space efficiency - making it optimal for mixed-voltage industrial and automotive edge nodes where footprint, robustness, and interoperability are jointly constrained.

Availability

74LVC1G34GM,132 is available at Aetrix Electronics and suitable for industrial automation, automotive body electronics, and IoT edge node designs requiring stable component supply across extended temperature ranges and long production lifecycles.

Supply support for 74LVC1G34GM,132 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Nexperia is a global semiconductor expert focused on high-volume, high-reliability logic, discrete, and MOSFET solutions, with manufacturing rooted in process consistency and automotive-grade quality systems.

The 74LVC1G34 belongs to Nexperia's LVC (Low-Voltage CMOS) logic family, engineered for robust mixed-voltage interfacing, low static/dynamic power, and seamless integration into space- and power-constrained embedded systems.

FAQ

Can 74LVC1G34GM,132 be used as a level shifter between 5 V and 1.8 V logic?

Yes - its inputs tolerate up to 5.5 V regardless of V_CC, and it operates down to 1.65 V. When V_CC = 1.8 V, VIH is ~1.17 V and VIL is ~0.63 V, allowing reliable recognition of 5 V TTL outputs as HIGH/LOW. Output swing will be 0 V to 1.8 V, compatible with 1.8 V receivers.

What is the maximum capacitive load this buffer can drive while maintaining specified t_pd?

Per datasheet test conditions, propagation delay is characterized with 30 pF (V_CC ≤ 2.7 V) or 50 pF (V_CC ≥ 3.0 V) load capacitance. Driving >50 pF increases t_pd nonlinearly and may cause overshoot; for >50 pF loads, add series resistance (22–47 Ω) near the output to dampen ringing.

Does the IOFF feature require external pull-up/down resistors on Y or A pins?

No - IOFF places the output Y in high-impedance state when V_CC = 0 V, independent of A pin state. Input A remains high-impedance with ±1 μA leakage. External biasing is unnecessary unless system-level weak pull-ups are needed for defined logic state during power-off.

How does the Schmitt-trigger input improve noise immunity compared to standard CMOS inputs?

Schmitt-trigger inputs provide hysteresis: VIH (min 0.65×V_CC) and VIL (max 0.35×V_CC) differ by ≥0.3×V_CC. This prevents oscillation on slowly changing or noisy signals - e.g., a 3.3 V system sees 1.1 V–2.2 V noise margin, rejecting transients that would toggle a standard buffer.