Analog Devices Inc./Maxim Integrated MAX4523CSE+T
- Part No.:
- MAX4523CSE+T
- Manufacturer:
- Analog Devices Inc./Maxim Integrated
- Package:
- 16-SOIC (0.154", 3.90mm Width)
- Datasheet:
-
MAX4523CSE+T.pdf
- Description:
- IC SW SPST-NO/NCX4 100OHM 16SOIC
- Quantity:
- Payment:

- Shipping:

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Product details
Overview
MAX4523CSE+T from Maxim Integrated is a quad SPST analog switch with two normally open (NO) and two normally closed (NC) channels, designed for rail-to-rail signal routing in low-voltage systems. It features 100Ω max on-resistance at ±5V supplies, 4Ω max channel matching, 12Ω max on-resistance flatness, and <1µW power consumption. It supports dual supplies (±2V to ±6V) or single +2.7V–+12V operation and is used in audio signal routing, test equipment, and battery-powered data acquisition.
For engineers reviewing the MAX4523CSE+T datasheet, MAX4523CSE+T pinout, MAX4523CSE+T application, or MAX4523CSE+T equivalent, key selection criteria include its mixed NO/NC topology, break-before-make timing (5–20 ns), TTL/CMOS-compatible logic thresholds (+0.8V/2.4V), ESD robustness (>2kV), and compatibility with DG211/DG212/DG213 footprints.
Technical Context
The MAX4523CSE+T implements four independent CMOS transmission gates-two configured as NO and two as NC-each driven by complementary N- and P-channel MOSFETs biased by V+ and V−. Its logic-level translators ensure TTL/CMOS compatibility across supply ranges, while internal ESD diodes clamp analog signals to V+ and V−.
It operates with true rail-to-rail analog signal handling (V− to V+), exhibits low charge injection (1–5 pC), and delivers high off-isolation (<−90 dB at 100 kHz). The device's break-before-make behavior (exclusive to MAX4523 variants) prevents momentary shorting during switching transitions between NO and NC paths.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| On-resistance (RON) | 100Ω max at ±5V - ensures minimal signal attenuation and voltage drop in precision analog paths |
| On-resistance match (ΔRON) | 4Ω max - enables matched gain/attenuation across channels in differential or multi-path routing |
| On-resistance flatness (RFLAT) | 12Ω max over signal range - maintains consistent impedance for low THD in audio and instrumentation |
| Off-leakage current | 10nA max at +85°C - preserves signal integrity in high-impedance sensor or sample-hold circuits |
| Supply range | +2.7V to +12V single or ±2V to ±6V dual - supports portable, industrial, and avionics power architectures |
| Logic thresholds | +0.8V low / +2.4V high - guarantees reliable interface with 3.3V/5V TTL and CMOS controllers without level shifters |
| Break-before-make delay | 5–20 ns - prevents transient shorts when toggling between NO and NC paths in safety-critical routing |
Pinout & Package
MAX4523CSE+T is housed in a 16-pin narrow SOIC (S16-2) package measuring 9.9 mm × 3.9 mm × 1.5 mm, with gull-wing leads and standard JEDEC MS-012 outline.
| Pin | Circuit Role | Design Meaning |
|---|---|---|
| 1, 16, 9, 8 | IN1–IN4 | Digital control inputs; active-high logic drives NO/NC state per channel |
| 2, 15, 10, 7 | COM1–COM4 | Common analog terminals; bidirectional signal path shared by NO/NC |
| 3, 6 | NO1, NO4 | Normally open analog terminals; connect to COM only when IN = high |
| 14, 11 | NC2, NC3 | Normally closed analog terminals; connect to COM when IN = low |
| 4 | V− | Negative supply rail; tied to GND for single-supply operation |
| 5 | GND | Digital ground reference; isolated from analog signal paths |
| 12 | N.C. | No internal connection; must be left unconnected |
| 13 | V+ | Positive supply rail; powers analog switches and internal logic |
Key Features
| Feature | Design Value |
|---|---|
| Mixed NO/NC topology | Two NO and two NC switches enable flexible signal path configuration (e.g., default-closed backup + active-closed primary) |
| Rail-to-rail analog range | Signals from V− to V+ pass unclamped - supports full dynamic range in ±5V or +3.3V systems |
| Low charge injection | 1–5 pC - minimizes voltage glitch in sample-and-hold, ADC front-end, and precision multiplexing |
| Break-before-make timing | 5–20 ns - eliminates cross-conduction risk in redundant or fail-safe analog routing |
| Pin compatibility | Drop-in replacement for DG211/DG212/DG213 - enables legacy design upgrades without PCB rework |
| ESD protection | >2kV per Method 3015.7 - enhances reliability in handling-sensitive test and field-deployable equipment |
Applications
| Audio Signal Routing | Test Equipment Multiplexing |
|---|---|
|
Use Scenario: Switching line-level stereo signals between multiple sources (e.g., mic, instrument, playback) in portable mixers or audio interfaces. IC Role / Device Role / Timing Role: Quad SPST switch providing isolated, low-distortion analog path selection with simultaneous mute/unmute capability. Use Value: 100Ω RON and <−90 dB off-isolation preserve signal fidelity; 12Ω flatness ensures consistent frequency response across volume/gain stages. |
Use Scenario: Routing DUT signals to multiple measurement instruments (oscilloscope, DMM, spectrum analyzer) in automated test fixtures. IC Role / Device Role / Timing Role: Precision analog multiplexer enabling sequential signal access without crosstalk-induced measurement error. Use Value: 4Ω channel matching and <−90 dB crosstalk minimize inter-channel interference; low leakage avoids DC offset drift in high-Z sensor measurements. |
| Battery-Powered Data Acquisition | Avionics Signal Conditioning |
|
Use Scenario: Selecting among thermocouple, RTD, and voltage inputs in handheld environmental monitors or IoT edge nodes. IC Role / Device Role / Timing Role: Low-power analog front-end switch enabling multi-sensor sampling with minimal quiescent current draw. Use Value: <1µW power consumption extends battery life; rail-to-rail operation accommodates wide sensor output ranges without external biasing. |
Use Scenario: Isolating and routing critical flight control signals (e.g., airspeed, attitude, engine parameters) in cockpit display units. IC Role / Device Role / Timing Role: Redundant signal path manager using NO/NC pairs to maintain continuity during fault conditions. Use Value: Break-before-make timing prevents hazardous signal shorts; >2kV ESD rating withstands aircraft static discharge events. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar analog switch applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MAX4522CSE+T | Four NO-only channels; no NC functionality; otherwise identical pinout, specs, and supply support | Suitable where all paths require active closure only (e.g., simple channel selection without default state) | Select when system logic fully controls all path states and no fail-safe closed path is needed |
| ADG1412BRUZ | Quad SPST, 1.5Ω typical RON, ±15V max supply, but requires ≥3V logic swing and lacks BBM timing | Better for high-precision, high-voltage industrial systems; not drop-in due to logic threshold and timing differences | Choose for lower on-resistance and higher voltage tolerance where layout changes are acceptable |
Compared with MAX4522CSE+T (NO-only) and ADG1412BRUZ (low-RON, high-voltage), the MAX4523CSE+T uniquely provides mixed NO/NC topology with guaranteed break-before-make timing-critical for fault-tolerant routing-while maintaining pin compatibility with legacy DG-series designs and ultra-low power operation.
Availability
MAX4523CSE+T is available at Aetrix Electronics and suitable for audio signal routing, test equipment multiplexing, and battery-powered data acquisition requiring stable component supply, long-term lifecycle support, and traceable sourcing.
Supply support for MAX4523CSE+T 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, communications, and consumer applications.
The MAX452x family was designed specifically for low-voltage, low-power analog signal routing in space-constrained, battery-sensitive, and ESD-prone environments-including portable instrumentation, avionics, and professional audio gear.
FAQ
What is the operating temperature range for MAX4523CSE+T?
The MAX4523CSE+T is specified for commercial temperature operation from 0°C to +70°C. This range is confirmed in the Ordering Information table and applies to all electrical characteristics unless otherwise noted. The 'C' suffix in the part number explicitly denotes this temperature grade, distinguishing it from extended (E) or military (M) variants.
Does MAX4523CSE+T support single-supply operation?
Yes, MAX4523CSE+T supports single-supply operation from +2.7V to +12V. When used in single-supply mode, V− must be connected to GND. The device remains fully functional with rail-to-rail analog signal handling and maintains TTL/CMOS logic compatibility at +5V supply, with input thresholds of +0.8V (low) and +2.4V (high).
How does the break-before-make timing work in MAX4523CSE+T?
The MAX4523CSE+T implements break-before-make timing exclusively between its NO and NC switch pairs (e.g., NO1/NC1). During a logic transition, the OFF state is established before the ON state activates-ensuring no momentary short between paths. Typical tBBM is 5–20 ns at +25°C with V+ = +5.5V, as measured per Figure 2 in the datasheet.
Is MAX4523CSE+T pin-compatible with industry-standard analog switches?
Yes, MAX4523CSE+T is pin-compatible with DG211, DG212, and DG213 analog switches. This compatibility is explicitly stated in the Features section and verified via identical pin functions (e.g., INx, COMx, NOx/NCx, V+, V−, GND, N.C.) and SOIC-16 footprint. No PCB layout changes are required for direct replacement.
What is the maximum analog signal voltage range supported by MAX4523CSE+T?
The MAX4523CSE+T supports analog signals from V− to V+. With ±5V dual supplies, this yields a ±4.5V signal range; with +5V single supply (V− = GND), it supports 0V to +4.5V. Signals exceeding V+ or V− are clamped by internal ESD diodes-so the absolute maximum analog voltage is constrained by the supply rails, not a fixed offset.
MAX4523CSE+T Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc./Maxim Integrated
- Series:
- -
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Switch Circuit:
- SPST - NO/NC
- Multiplexer/Demultiplexer Circuit:
- 1:1
- Number of Circuits:
- 4
- On-State Resistance (Max):
- 100Ohm
- Channel-to-Channel Matching (ΔRon):
- 1Ohm
- Voltage - Supply, Single (V+):
- 2V ~ 12V
- Voltage - Supply, Dual (V±):
- ±2V ~ 6V
- Switch Time (Ton, Toff) (Max):
- 80ns, 30ns
- -3db Bandwidth:
- -
- Charge Injection:
- 1pC
- Channel Capacitance (CS(off), CD(off)):
- 2pF, 2pF
- Current - Leakage (IS(off)) (Max):
- 1nA
- Crosstalk:
- -90dB @ 100kHz
- Operating Temperature:
- 0°C ~ 70°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 16-SOIC
MAX4523CSE+T FAQ
1.How can I place an order for MAX4523CSE+T through Aetrix?
Please submit a Request for Quotation (RFQ) for MAX4523CSE+T on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for MAX4523CSE+T reliable?
The price and inventory of MAX4523CSE+T are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MAX4523CSE+T is usually 5 days.
3.What payment methods are accepted for MAX4523CSE+T?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MAX4523CSE+T transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MAX4523CSE+T?
MAX4523CSE+T orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MAX4523CSE+T order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for MAX4523CSE+T?
For technical support, including MAX4523CSE+T datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MAX4523CSE+T requirements.
6.How does Aetrix verify that MAX4523CSE+T is sourced from the original manufacturer or authorized distributors?
All MAX4523CSE+T products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that MAX4523CSE+T meets industry standards.
7.What is the process for return or replacement of MAX4523CSE+T?
All MAX4523CSE+T units undergo pre-shipment inspection (PSI). If there is an issue with MAX4523CSE+T, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The MAX4523CSE+T part is unused and in its original packaging.
Return procedure for MAX4523CSE+T:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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