Nexperia USA Inc. 74AUP1Z04GN,132

Overview

74AUP1Z04GN,132 from Nexperia is a low-power crystal oscillator driver IC with integrated enable input and internal bias resistor, designed for Pierce oscillator configurations. It operates across 0.8 V to 3.6 V supply, delivers propagation delays as low as 0.7 ns (X1→X2, VCC = 2.3–2.7 V, CL = 5 pF), features Schmitt-trigger EN input for noise immunity, and supports industrial temperature range (−40 °C to +125 °C). It enables compact, low-power timing solutions in battery-powered IoT sensors and portable medical devices.

For engineers reviewing the 74AUP1Z04GN,132 datasheet, 74AUP1Z04GN,132 pinout, 74AUP1Z04GN,132 application, or 74AUP1Z04GN,132 equivalent, key selection criteria include its dual-output topology (X2 and Y), internal Rbias (~1.07–3.11 MΩ), ultra-low ICC (≤75 μA), IOFF power-down capability at output Y, and XSON6 package (0.9 × 1.0 × 0.35 mm) for space-constrained PCB layouts.

Technical Context

The 74AUP1Z04GN,132 implements an inverting amplifier stage with internal bias network (Rbias) and pull-up resistor (RPU) on X1, enabling self-biased Pierce oscillator operation without external components. Its EN input (active LOW) controls device enable/disable state, placing X1 HIGH, X2 LOW, and Y HIGH in disable mode via internal resistive termination.

It uses CMOS AUP logic family architecture optimized for sub-1-V operation, featuring Schmitt-trigger EN input with hysteresis across full VCC range (0.8–3.6 V), IOFF circuitry isolating Y during power-down, and dynamic characteristics specified up to 30 pF load capacitance with propagation delay variation tightly controlled over −40 °C to +125 °C.

Key Specifications

Pinout & Package

XSON6 package (SOT1115): extremely thin small outline, no leads, 6-terminal surface-mount package measuring 0.9 mm × 1.0 mm × 0.35 mm body height.

Key Features

Applications

Equivalent & Alternatives

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

Compared with 74AUP1Z04GN,132, the 74AUP1G04GW,125 demands external biasing and lacks enable control, while SN74LVC1G04DBVR offers no power-gating capability and higher static current - making the 74AUP1Z04GN,132 uniquely suited for autonomous, battery-critical oscillator designs.

Availability

74AUP1Z04GN,132 is available at Aetrix Electronics and suitable for wearable health monitors, automotive body control modules, industrial wireless sensor nodes, and portable diagnostic ultrasound probes requiring stable component supply across extended temperature ranges and long production lifecycles.

Supply support for 74AUP1Z04GN,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 delivering high-performance, reliable, and energy-efficient components for automotive, industrial, and consumer applications.

The 74AUP1Z04GN,132 belongs to Nexperia's Advanced Ultra-low Power (AUP) logic family, engineered specifically for crystal oscillator circuits demanding minimal quiescent current, wide voltage operation, and ultra-small packaging in space- and power-constrained systems.

FAQ

What is the function of the Y output versus the X2 output?

The X2 output directly drives one side of the crystal in the Pierce oscillator loop, providing high-gain feedback essential for oscillation startup and sustainment. The Y output is a buffered, inverted replica of X1 - it is electrically isolated, supports IOFF during power-down, and delivers a clean, low-skew clock signal to downstream logic without loading the oscillator core. This separation prevents frequency pulling and improves system-level timing integrity.

Can the 74AUP1Z04GN,132 drive crystals above 32.768 kHz?

Yes - the 74AUP1Z04GN,132 is characterized for operation with fundamental-mode crystals up to at least 50 MHz, supported by its 0.7 ns minimum propagation delay (X1→X2) and low output capacitance (1.7 pF). Application note AN11122 confirms stable oscillation with 1–20 MHz crystals; higher frequencies require careful layout, appropriate load capacitance matching (CL), and verification of drive level to avoid crystal overstress.

How does the internal Rbias affect oscillator stability?

The internal Rbias (1.07–3.11 MΩ) establishes a DC bias point near VCC/2 at the X1 input, positioning the inverting amplifier in its high-gain linear region. This ensures optimal loop gain and consistent startup behavior across voltage and temperature. Unlike discrete bias networks, the monolithic Rbias exhibits matched TC and eliminates drift-induced frequency shifts or start-up failures common with external resistor/capacitor combinations.

Is external load capacitance still required when using the 74AUP1Z04GN,132?

Yes - external load capacitors C1 and C2 remain mandatory to set the crystal's load capacitance (CL) per manufacturer specification. The internal RPU and Rbias do not replace C1/C2; they only provide DC biasing and enable control. Typical values range from 6 pF to 22 pF each (series-equivalent), selected based on crystal CL, PCB stray capacitance (~1.5 pF), and desired frequency tolerance. Layout symmetry between C1 and C2 is critical for phase balance.