Analog Devices Inc./Maxim Integrated MAX4522ESE

Overview

MAX4522ESE from Maxim Integrated is a quad, low-voltage, normally open (NO) SPST analog switch IC designed for rail-to-rail signal routing in precision analog and mixed-signal systems. It features 100Ω max on-resistance (at ±5V), 4Ω max channel-to-channel on-resistance matching, <1µW quiescent power, and operates from ±2V to ±6V dual supplies or +2V to +12V single supply. It is used in battery-powered data acquisition and audio signal routing where low leakage and flat resistance over signal range are critical.

For engineers reviewing the MAX4522ESE datasheet, MAX4522ESE pinout, MAX4522ESE application, or MAX4522ESE equivalent, key selection criteria include its NO configuration, 16-pin SO package, -40°C to +85°C industrial temperature grade, TTL/CMOS-compatible logic thresholds, and verified 1nA off-leakage at +25°C - all essential for low-power, high-fidelity analog switching in portable and avionics-grade designs.

Technical Context

The MAX4522ESE implements four independent CMOS SPST switches with complementary N- and P-channel MOSFETs per channel, driven by level-translated logic inputs to ensure full rail-to-rail analog conduction. Its internal architecture includes ESD protection diodes (≥2kV per Method 3015.7) between each analog pin and V+/V−, defining absolute signal limits and contributing to leakage behavior.

It supports both bipolar (±2V to ±6V) and single-supply operation (e.g., +5V or +3V), with logic thresholds fixed at +0.8V/+2.4V - ensuring compatibility across supply configurations without external biasing. The device exhibits 12Ω max on-resistance flatness over the full analog range and 15ns typical turn-off time at ±4.5V, enabling stable performance in dynamic signal-path reconfiguration.

Key Specifications

Pinout & Package

MAX4522ESE is housed in a 16-pin narrow SO (Small Outline) package (S16-2), 3.9mm × 9.9mm body, 1.75mm height, with gull-wing leads and standard JEDEC MO-153 footprint. Pin 1 is marked with a beveled corner or dot.

Key Features

Applications

Equivalent & Alternatives

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

Compared with ADG1422BRUZ and TS5A23157DGSR, the MAX4522ESE uniquely balances low leakage (1nA), dual-supply operation, and industrial temperature range - making it the preferred choice for precision, battery-aware, and avionics-qualified analog routing where signal fidelity and supply versatility are non-negotiable.

Availability

MAX4522ESE is available at Aetrix Electronics and suitable for battery-operated equipment, data acquisition systems, and avionics signal conditioning requiring stable component supply across extended temperature ranges and long production lifecycles.

Supply support for MAX4522ESE 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

Maxim Integrated (now part of Analog Devices) is a semiconductor company specializing in high-performance analog, mixed-signal, and power management ICs for industrial, automotive, and communications markets.

The MAX452x family was engineered for low-voltage, low-leakage analog signal routing in portable and mission-critical systems - emphasizing rail-to-rail operation, tight channel matching, and robust ESD tolerance without sacrificing speed or power efficiency.

FAQ

What is the maximum allowable voltage difference between V+ and V− for MAX4522ESE?

The absolute maximum V+ to V− differential voltage for MAX4522ESE is 13.0V. Exceeding this - even momentarily due to supply overshoot or noise - risks permanent damage. At ±5V nominal operation, ensure supply tolerances and transients stay within ±5.5V to maintain safe margin. This limit is strictly enforced in the device's internal ESD diode structure and gate oxide design.

Does MAX4522ESE support true rail-to-rail analog signal operation with a single +3V supply?

Yes, MAX4522ESE supports rail-to-rail analog signals from 0V to V+ (i.e., 0V to +3V) when V− is tied to GND. At +2.7V to +3.6V supply, it maintains functional switching with 600Ω max on-resistance and 1.5V analog range - confirmed in the Single +3V Supply Electrical Characteristics table. Signal integrity remains preserved across the full range due to complementary MOSFET topology.

How does the logic input threshold behavior change when operating MAX4522ESE at +12V single supply?

At +12V single supply, the MAX4522ESE logic thresholds increase slightly: VIN_L rises to ~2.2V and VIN_H to ~3.1V. While still compatible with CMOS outputs, these thresholds exceed TTL high-level minimum (2.8V), so direct TTL driving is not guaranteed. For +12V operation, use CMOS-level controllers or add a simple resistor divider to ensure reliable logic recognition without exceeding absolute max ratings.

Can MAX4522ESE be used in a bidirectional analog signal path without performance degradation?

Yes, MAX4522ESE is fully bidirectional: NO and COM pins are functionally interchangeable per channel, and signal transmission quality is identical in either direction. On-resistance, leakage, capacitance, and bandwidth specifications apply equally regardless of signal flow direction - a direct result of its symmetrical N/P-channel MOSFET switch architecture and absence of intrinsic polarity.

What is the thermal derating coefficient for MAX4522ESE in its narrow SO package?

The MAX4522ESE in narrow SO (S16-2) package has a thermal derating coefficient of 8.70mW/°C above +70°C ambient. Its maximum continuous power dissipation is 696mW at TA = +70°C. To calculate safe operating power at higher temperatures, subtract (TA − 70) × 8.70mW from 696mW - e.g., at +85°C, max dissipation drops to 565.5mW. This reflects the package's thermal resistance and silicon junction limits.