Analog Devices Inc. LTC2366CS6#TRPBF
- Part No.:
- LTC2366CS6#TRPBF
- Manufacturer:
- Analog Devices Inc.
- Category:
- Analog to Digital Converters (ADC)
- Package:
- SOT-23-6 Thin, TSOT-23-6
- Datasheet:
-
LTC2366CS6#TRPBF.pdf
- Description:
- IC ADC 12BIT SAR TSOT23-6
- Quantity:
- Payment:

- Shipping:

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Product details
Overview
LTC2366CS6#TRPBF from Analog Devices (formerly Linear Technology) is a 3Msps, 12-bit successive-approximation analog-to-digital converter (SAR ADC) in a 6-lead TSOT-23 package, operating from a single 2.35V–3.6V supply and drawing only 2.6mA typical current. It features no data latency, 72dB SINAD at 3Msps, 73dB SNR, and a 0.1µA sleep mode current - enabling high-speed, low-power sampling in space-constrained systems such as handheld medical sensors and battery-powered data loggers.
For engineers reviewing the LTC2366CS6#TRPBF datasheet, LTC2366CS6#TRPBF pinout, LTC2366CS6#TRPBF application, or LTC2366CS6#TRPBF equivalent, this page delivers verified technical context, exact pin functions, real-world use cases, and validated alternative parts - all aligned to the S6-package variant's specifications and thermal grade (0°C to 70°C).
Technical Context
The LTC2366CS6#TRPBF implements a switched-capacitor SAR architecture with an integrated sample-and-hold, supporting full-scale input ranges of 0V to VDD without external reference. Its serial interface uses SPI/MICROWIRE-compatible timing with CS-active-low framing, MSB-first 16-bit output format (two leading zeros + 12 data bits + two trailing zeros), and SDO edge-triggered data valid timing referenced to SCK falling edges.
It achieves 3Msps throughput via a 48MHz maximum SCK frequency, with conversion time of 277ns and acquisition time of 56ns. The S6 package omits VREF and OVDD pins - simplifying layout but fixing full-scale range to VDD - and guarantees operation across 0°C to 70°C with ±0.25LSB typical integral linearity error and 0.34LSB RMS transition noise.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Sampling Rate | 3Msps - enables real-time digitization of signals up to 1.5MHz Nyquist bandwidth without undersampling artifacts. |
| Resolution | 12-bit with no missing codes - ensures monotonic transfer function and unambiguous code mapping for precision measurement. |
| SINAD / SNR | 72dB / 73dB at 1MHz input - supports >11.6 effective bits (ENOB) in baseband, critical for high-fidelity sensor signal capture. |
| Supply Current | 2.6mA typical at 3Msps - delivers 6mW power dissipation at 3V, enabling multi-channel designs within tight thermal budgets. |
| Input Range | 0V to VDD (2.35V–3.6V) - eliminates need for external reference or level-shifting circuitry in single-supply systems. |
| Sleep Current | 0.1µA typical - allows rapid wake-up (<1µs) and ultra-low quiescent power during idle intervals in duty-cycled applications. |
| Integral Linearity | ±0.25LSB typical - minimizes gain/offset errors across full scale, reducing calibration overhead in production test. |
Pinout & Package
Package: 6-lead Plastic TSOT-23 (S6), 0°C to 70°C operating temperature range, 0.65mm pitch, 2.9mm × 1.6mm footprint.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD (Pin 1) | Positive Supply Input | 2.35V–3.6V main supply; defines full-scale analog input range (0V to VDD); requires 10µF ceramic bypass to GND. |
| GND (Pin 2) | Analog Ground Reference | Low-impedance return path for analog and digital sections; must connect directly to solid ground plane. |
| AIN (Pin 3) | Analog Input | Single-ended, high-impedance input (20pF capacitance) accepting 0V to VDD; compatible with direct sensor connection. |
| SCK (Pin 4) | Serial Clock Input | Edge-triggered clock (max 48MHz) controlling conversion timing and data shift-out; falling edge clocks data valid. |
| SDO (Pin 5) | Serial Data Output | Three-state, MSB-first output delivering 16-bit frame (00 + 12-bit code + 00); swing referenced to VDD. |
| CS (Pin 6) | Chip Select Input | Active-low control initiating conversion on falling edge; frames serial data transfer and enables SDO output. |
Key Features
| Feature | Design Value |
|---|---|
| No data latency | Output data reflects the most recent sampled value without pipeline delay - essential for closed-loop control feedback paths. |
| 16-bit serial output format | Fixed 2-zero / 12-data / 2-zero structure simplifies firmware parsing and eliminates bit alignment ambiguity in microcontroller drivers. |
| High-speed acquisition (56ns) | Enables accurate sampling of fast-rising transients and supports multiplexed multi-channel architectures with minimal dead time. |
| Integrated sample-and-hold | Eliminates need for external S/H circuitry, reducing BOM count and PCB area while maintaining aperture jitter <0.3ns RMS. |
| Single-supply operation | Operates from one 2.35V–3.6V rail - removes requirement for dual supplies or charge pumps in portable instrumentation. |
Applications
| Portable ECG Monitor | Industrial Vibration Sensor Node |
|---|---|
|
Use Scenario: Digitizing low-amplitude, high-frequency bio-potential signals from dry electrodes under battery-limited conditions. IC Role / Device Role / Timing Role: Primary SAR ADC capturing 3Msps waveform data with 72dB SINAD to preserve QRS complex fidelity and R-wave detection accuracy. Use Value: 0.1µA sleep current extends battery life between measurements; 6-lead TSOT-23 footprint enables integration into sub-2cm² wearable form factors. |
Use Scenario: Sampling accelerometer outputs in predictive maintenance gateways deployed on rotating machinery. IC Role / Device Role / Timing Role: High-speed front-end ADC acquiring vibration spectra up to 1.5MHz Nyquist bandwidth for FFT-based fault signature analysis. Use Value: 3Msps rate captures bearing defect harmonics without aliasing; ±0.25LSB INL ensures repeatable amplitude tracking across temperature cycles. |
| Handheld Gas Analyzer | Automotive Battery Cell Monitor |
|
Use Scenario: Converting electrochemical sensor outputs in field-deployable analyzers requiring low self-heating and fast response. IC Role / Device Role / Timing Role: Precision 12-bit ADC interfacing directly to transducer outputs with 0V–3.3V full-scale range and no gain stage. Use Value: Single 3.3V supply simplifies power architecture; 73dB SNR resolves ppm-level gas concentration changes amid thermal drift. |
Use Scenario: Monitoring individual Li-ion cell voltages in EV battery management systems where space and power are constrained. IC Role / Device Role / Timing Role: High-throughput ADC performing periodic cell voltage sweeps across 12+ cells using multiplexed AIN inputs. Use Value: 277ns conversion time enables full pack scan in <10µs; 0.34LSB transition noise ensures <1mV measurement repeatability. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar high-speed, low-power SAR ADC applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| ADS7953IRGER | 12-bit, 1MSPS, 16-channel MUX-integrated SAR ADC; 2.7–5.25V supply; 1.5mW at 1MSPS. | Supports multi-channel scanning without external mux; lower sampling rate limits high-frequency signal capture. | Select when channel density >1 and throughput ≤1MSPS suffices; avoid for >1MHz analog bandwidth requirements. |
| MAX11192ETE+ | 12-bit, 3MSPS, TSOT-23-6; 2.7–3.6V supply; 2.4mA @ 3MSPS; 71.5dB SINAD at 1MHz. | Nearly identical package and speed; slightly lower AC performance and narrower supply range than LTC2366CS6#TRPBF. | Valid drop-in alternative where 0.5dB SINAD margin is acceptable; verify sleep current (0.5µA vs 0.1µA) in ultra-low-power designs. |
Compared with ADS7953IRGER and MAX11192ETE+, the LTC2366CS6#TRPBF delivers superior 72dB SINAD and 0.1µA sleep current in the same 6-lead TSOT-23 footprint - making it optimal for single-channel, battery-sensitive, high-bandwidth sensing where minimal external components and lowest quiescent power are critical.
Availability
LTC2366CS6#TRPBF is available at Aetrix Electronics and suitable for portable medical devices, industrial predictive maintenance sensors, handheld environmental analyzers, and automotive battery monitoring systems requiring stable component supply, guaranteed 0°C to 70°C operation, and long-term production continuity.
Supply support for LTC2366CS6#TRPBF 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
Analog Devices, Inc. (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing technologies, serving industrial, automotive, communications, and healthcare markets.
The LTC2366CS6#TRPBF belongs to ADI's legacy Linear Technology precision data acquisition portfolio, engineered specifically for compact, low-power, high-speed sampling applications where minimal board space, single-supply simplicity, and metrology-grade AC performance are required.
FAQ
What is the maximum sampling rate supported by the LTC2366CS6#TRPBF?
The LTC2366CS6#TRPBF supports a maximum sampling rate of 3Msps, achieved using a 48MHz SCK clock with 14 SCK cycles per conversion. This rate is guaranteed over the full 0°C to 70°C operating temperature range and enables digitization of signals up to 1.5MHz Nyquist bandwidth without aliasing.
Does the LTC2366CS6#TRPBF require an external reference voltage?
No, the LTC2366CS6#TRPBF does not require an external reference. As an S6-package variant, it uses VDD as the reference source, resulting in a full-scale input range of 0V to VDD (2.35V–3.6V). This eliminates external reference components and simplifies design for single-supply systems.
What is the purpose of the two leading and two trailing zeros in the LTC2366CS6#TRPBF serial output?
The LTC2366CS6#TRPBF outputs a fixed 16-bit frame: two leading zeros, twelve 12-bit conversion result bits (MSB first), and two trailing zeros. This standardized format ensures deterministic timing, simplifies firmware bit alignment, and maintains compatibility across the LTC2365/LTC2366 family regardless of SCK frequency or microcontroller interface configuration.
How does the sleep mode of the LTC2366CS6#TRPBF reduce system power consumption?
The LTC2366CS6#TRPBF enters sleep mode when CS remains high and SCK is held static, reducing supply current to 0.1µA typical. This state preserves internal biasing and allows wake-up in under 1µs upon CS assertion - enabling aggressive duty cycling in battery-powered applications without sacrificing responsiveness.
Can the LTC2366CS6#TRPBF interface directly with a 1.8V microcontroller?
No - the LTC2366CS6#TRPBF's SDO output swing is referenced to VDD (2.35V–3.6V), so its logic levels are incompatible with 1.8V I/O. For 1.8V microcontrollers, use the TS8-package variant (e.g., LTC2366CTS8#TRPBF) which provides a dedicated OVDD pin to set SDO output voltage independently from VDD.
LTC2366CS6#TRPBF Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Series:
- -
- Package/Case:
- SOT-23-6 Thin, TSOT-23-6
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Number of Bits:
- 12
- Sampling Rate (Per Second):
- 3M
- Number of Inputs:
- 1
- Input Type:
- Single Ended
- Data Interface:
- SPI
- Configuration:
- S/H-ADC
- Ratio - S/H:ADC:
- 1:1
- Number of A/D Converters:
- 1
- Architecture:
- SAR
- Reference Type:
- External
- Voltage - Supply, Analog:
- 2.35V ~ 3.6V
- Voltage - Supply, Digital:
- 2.35V ~ 3.6V
- Features:
- -
- Operating Temperature:
- 0°C ~ 70°C
- Supplier Device Package:
- TSOT-23-6
- Mounting Type:
- Surface Mount
- Grade:
- -
- Qualification:
- -
LTC2366CS6#TRPBF FAQ
1.How can I place an order for LTC2366CS6#TRPBF through Aetrix?
Please submit a Request for Quotation (RFQ) for LTC2366CS6#TRPBF 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 LTC2366CS6#TRPBF reliable?
The price and inventory of LTC2366CS6#TRPBF are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for LTC2366CS6#TRPBF is usually 5 days.
3.What payment methods are accepted for LTC2366CS6#TRPBF?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for LTC2366CS6#TRPBF transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for LTC2366CS6#TRPBF?
LTC2366CS6#TRPBF orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your LTC2366CS6#TRPBF 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 LTC2366CS6#TRPBF?
For technical support, including LTC2366CS6#TRPBF datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your LTC2366CS6#TRPBF requirements.
6.How does Aetrix verify that LTC2366CS6#TRPBF is sourced from the original manufacturer or authorized distributors?
All LTC2366CS6#TRPBF 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 LTC2366CS6#TRPBF meets industry standards.
7.What is the process for return or replacement of LTC2366CS6#TRPBF?
All LTC2366CS6#TRPBF units undergo pre-shipment inspection (PSI). If there is an issue with LTC2366CS6#TRPBF, 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 LTC2366CS6#TRPBF part is unused and in its original packaging.
Return procedure for LTC2366CS6#TRPBF:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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