Analog Devices Inc./Maxim Integrated MAX4516CSA+T
- Part No.:
- MAX4516CSA+T
- Manufacturer:
- Analog Devices Inc./Maxim Integrated
- Package:
- 8-SOIC (0.154", 3.90mm Width)
- Datasheet:
-
MAX4516CSA+T.pdf
- Description:
- IC SWITCH SPST-NOX1 20OHM 8SOIC
- Quantity:
- Payment:

- Shipping:

Inventory:1,104
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Product details
Overview
MAX4516CSA+T from Maxim Integrated is a single-pole/single-throw (SPST), normally open (NO), CMOS analog switch optimized for low-voltage dual-supply operation. It delivers 20Ω on-resistance at ±5V, 1nA off-leakage at +25°C, and rail-to-rail signal handling up to ±6V - enabling precision signal routing in battery-powered audio and data-acquisition systems.
For engineers reviewing the MAX4516CSA+T datasheet, MAX4516CSA+T pinout, MAX4516CSA+T application, or MAX4516CSA+T equivalent, key selection criteria include guaranteed low on-resistance flatness (6Ω), fast switching (tON = 100ns), charge injection ≤20pC, and SOT23-5 package compatibility with space-constrained portable designs.
Technical Context
The MAX4516CSA+T uses a dual-supply CMOS architecture with V+ and V− pins powering both analog switch gates and internal logic-level translators. Its NO configuration ensures open-circuit default state, eliminating unintended signal paths during power-up or control loss.
All analog terminals (COM, NO, IN) support rail-to-rail voltage swing between V− and V+, while internal ESD diodes clamp signals exceeding supply rails. Logic input is referenced to V+, requiring CMOS-compatible thresholds (e.g., VIH ≈ V+ − 1.5V at +5V supply), not TTL-level compatibility.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| On-Resistance (RON) | 20Ω max at ±5V - ensures minimal signal attenuation and distortion in precision analog paths |
| Off-Leakage Current | 1nA max at +25°C - preserves signal integrity in high-impedance sensor or sample-hold circuits |
| Charge Injection | 20pC max - limits voltage glitch on COM node during switching, critical for ADC front-ends |
| Switching Speed | tON = 100ns, tOFF = 75ns - supports >1MHz multiplexing without timing bottlenecks |
| Supply Range | ±1V to ±6V dual supply - enables operation from single-cell Li-ion (±2.5V) to industrial ±5V rails |
| Analog Signal Range | Rail-to-rail (V− to V+) - accommodates full-scale signals without clipping in audio or instrumentation |
| Logic Compatibility | CMOS input referenced to V+ - eliminates need for level shifters when driven by same-supply controllers |
Pinout & Package
MAX4516CSA+T is housed in a 5-pin SOT23-5 package (JEDEC MO-178AA), with exposed pad omitted. Pin 1 = IN (digital control), Pin 2 = V−, Pin 3 = NO (normally open switch terminal), Pin 4 = V+, Pin 5 = COM (common analog terminal). No internal connections exist on unused pins.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| IN | Digital control input | CMOS-compatible logic signal referenced to V+; HIGH closes switch (NO→COM) |
| V− | Negative analog/digital supply | Sets lower rail for analog signal range and powers internal switch transistors |
| NO | Normally open analog terminal | Open-circuit by default; connects to COM only when IN = HIGH |
| V+ | Positive analog/digital supply | Sets upper rail for analog signal range and powers internal logic translators |
| COM | Common analog terminal | Bidirectional signal path; connects to NO when switch is active; no polarity restriction |
Key Features
| Feature | Design Value |
|---|---|
| Low on-resistance flatness | 6Ω max across signal range - maintains consistent gain/attenuation in variable-gain or filter-switching applications |
| Guaranteed leakage performance | 1nA off-leakage at +25°C - validated 100% at hot temperature, ensuring reliability in extended-range designs |
| Fast turn-on vs. turn-off asymmetry | tON > tOFF at ±5V - reduces overlap conduction risk in break-before-make sequencing |
| ESD robustness | >2000V per Method 3015.7 - protects against handling damage in manual assembly and field service |
| Small-footprint packaging | SOT23-5 footprint (2.8mm × 2.9mm) - saves board area in PCMCIA, cellular phone, and wearable modules |
Applications
| Audio Signal Routing | Low-Voltage Data Acquisition |
|---|---|
Use Scenario: Switching microphone inputs or headphone outputs in dual-mode mobile handsets operating from ±2.5V Li-ion rails. IC Role / Device Role / Timing Role: SPST analog switch providing bidirectional, rail-to-rail audio path isolation with <20pC charge injection to prevent pop/click artifacts. Use Value: Enables clean channel selection without external biasing or level-shifting circuitry due to true dual-supply operation. |
Use Scenario: Multiplexing thermocouple or strain gauge signals into a 16-bit SAR ADC in portable test equipment. IC Role / Device Role / Timing Role: Low-leakage (1nA), low-RON (20Ω) switch minimizing offset error and gain drift in high-Z sensor interfaces. Use Value: Maintains measurement accuracy over temperature (≤20nA leakage at +85°C) without calibration overhead. |
| PCMCIA Card Interface | Communications Circuit Protection |
Use Scenario: Isolating legacy RS-232 or parallel port lines during hot-plug insertion of PCMCIA cards in industrial laptops. IC Role / Device Role / Timing Role: Normally open switch disconnecting signal paths until host controller asserts enable, preventing bus contention. Use Value: Eliminates need for discrete MOSFETs or relays while supporting ±6V transient tolerance via internal clamping diodes. |
Use Scenario: Enabling/disabling RF front-end bias lines or IF signal paths in GSM/GPRS modems during sleep mode. IC Role / Device Role / Timing Role: Low-power (≤125µA supply current) analog gate controlling DC bias or AC-coupled signal routing. Use Value: Reduces standby current by >90% versus always-on paths, extending battery life in intermittent-traffic modems. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar SPST analog switch applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MAX4514CSA+T | Single-supply only (+2V to +12V); no V− pin; logic threshold referenced to GND | Requires ground-referenced control logic; unsuitable for true bipolar signal routing | Select when system uses only positive supply and analog signals stay ≥0V |
| ADG1419BRMZ-REEL7 | Higher RON (3.8Ω typ), wider temp range (−40°C to +125°C), SPI interface | Includes fault protection and diagnostic reporting; not pin-compatible | Select when enhanced reliability, diagnostics, or extended temperature operation is required |
Compared with MAX4514CSA+T and ADG1419BRMZ-REEL7, the MAX4516CSA+T uniquely balances ultra-low leakage, dual-supply flexibility, and SOT23-5 size - making it optimal for cost-sensitive, space-constrained, bipolar-signal applications where precision and simplicity are prioritized over programmability or extended temperature range.
Availability
MAX4516CSA+T is available at Aetrix Electronics and suitable for battery-operated equipment, audio/video signal routing, and low-voltage data-acquisition systems requiring stable component supply and long-term manufacturability.
Supply support for MAX4516CSA+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) designs precision analog, mixed-signal, and power-management ICs for industrial, communications, and consumer applications.
The MAX4516CSA+T belongs to Maxim's high-performance analog switch family, engineered specifically for low-leakage, low-distortion signal routing in portable and battery-powered systems demanding rail-to-rail operation and minimal board space.
FAQ
What is the maximum supply voltage range supported by the MAX4516CSA+T?
The MAX4516CSA+T operates with dual supplies from ±1V up to ±6V. Absolute maximum ratings allow V+ up to +13V and V− down to −0.3V relative to ground, but guaranteed performance (including RON, leakage, and timing) is specified only for ±5V operation per the datasheet. Exceeding ±6V risks parametric degradation or reliability issues.
Is the MAX4516CSA+T pin-compatible with the MAX4517CSA+T?
No, the MAX4516CSA+T and MAX4517CSA+T share identical pinout and package (SOT23-5), but differ functionally: MAX4516CSA+T is normally open (NO), while MAX4517CSA+T is normally closed (NC). Swapping them requires logic inversion or redesign of control timing to maintain correct default state behavior.
Does the MAX4516CSA+T require external pull-up or pull-down resistors on the IN pin?
No. The MAX4516CSA+T features CMOS-compatible input structure referenced to V+, with guaranteed VIH ≥ V+ − 1.5V and VIL ≤ V+ − 3.5V at +5V supply. Driving IN directly from a same-supply microcontroller GPIO (e.g., 0V/5V) meets logic thresholds without external biasing components.
Can the MAX4516CSA+T handle AC-coupled signals that swing below V−?
No. The MAX4516CSA+T supports only rail-to-rail analog signals between V− and V+. Signals below V− forward-bias internal ESD diodes, causing excessive leakage or potential damage. For sub-rail signals, level-shifting or alternative switches with extended common-mode range must be used.
What is the thermal performance of the MAX4516CSA+T in SOT23-5 package?
The MAX4516CSA+T in SOT23-5 has a thermal resistance θJA of ~141°C/W (calculated from 571mW max dissipation at +70°C ambient and 7.1mW/°C derating). At 1mA load and ±5V supply, typical power dissipation is <1mW, resulting in negligible self-heating - making it suitable for thermally sensitive portable applications.
MAX4516CSA+T Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc./Maxim Integrated
- Series:
- -
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Switch Circuit:
- SPST - NO
- Multiplexer/Demultiplexer Circuit:
- 1:1
- Number of Circuits:
- 1
- On-State Resistance (Max):
- 20Ohm
- Channel-to-Channel Matching (ΔRon):
- -
- Voltage - Supply, Single (V+):
- 2V ~ 12V
- Voltage - Supply, Dual (V±):
- ±1V ~ 6V
- Switch Time (Ton, Toff) (Max):
- 100ns, 75ns
- -3db Bandwidth:
- -
- Charge Injection:
- 10pC
- Channel Capacitance (CS(off), CD(off)):
- 9pF, 9pF
- Current - Leakage (IS(off)) (Max):
- 1nA
- Crosstalk:
- -
- Operating Temperature:
- 0°C ~ 70°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 8-SOIC
MAX4516CSA+T FAQ
1.How can I place an order for MAX4516CSA+T through Aetrix?
Please submit a Request for Quotation (RFQ) for MAX4516CSA+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 MAX4516CSA+T reliable?
The price and inventory of MAX4516CSA+T are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MAX4516CSA+T is usually 5 days.
3.What payment methods are accepted for MAX4516CSA+T?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MAX4516CSA+T transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MAX4516CSA+T?
MAX4516CSA+T orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MAX4516CSA+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 MAX4516CSA+T?
For technical support, including MAX4516CSA+T datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MAX4516CSA+T requirements.
6.How does Aetrix verify that MAX4516CSA+T is sourced from the original manufacturer or authorized distributors?
All MAX4516CSA+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 MAX4516CSA+T meets industry standards.
7.What is the process for return or replacement of MAX4516CSA+T?
All MAX4516CSA+T units undergo pre-shipment inspection (PSI). If there is an issue with MAX4516CSA+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 MAX4516CSA+T part is unused and in its original packaging.
Return procedure for MAX4516CSA+T:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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