Analog Devices Inc. LTC2365CS6#TRMPBF
- Part No.:
- LTC2365CS6#TRMPBF
- Manufacturer:
- Analog Devices Inc.
- Category:
- Analog to Digital Converters (ADC)
- Package:
- SOT-23-6 Thin, TSOT-23-6
- Datasheet:
-
LTC2365CS6#TRMPBF.pdf
- Description:
- IC ADC 12BIT SAR TSOT23-6
- Quantity:
- Payment:

- Shipping:

Inventory:434
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Product details
Overview
LTC2365CS6#TRMPBF from Analog Devices (formerly Linear Technology) is a 12-bit, 1Msps successive-approximation analog-to-digital converter (SAR ADC) in a 6-lead TSOT-23 package, operating from a single 2.35V–3.6V supply with 2mA typical supply current. It features no data latency, 73dB SNR at 1MHz input, 72.8dB SINAD, and –86.1dB THD - optimized for compact, battery-powered sensor interface and portable data acquisition systems.
For engineers reviewing the LTC2365CS6#TRMPBF datasheet, LTC2365CS6#TRMPBF pinout, LTC2365CS6#TRMPBF application, or LTC2365CS6#TRMPBF equivalent, key selection criteria include its 1Msps throughput with zero-latency operation, VDD-referenced 0V–VDD analog input range, SPI/MICROWIRE-compatible 3-wire serial interface, and guaranteed 0°C to 70°C operation in the miniature TSOT-23-6 footprint.
Technical Context
The LTC2365CS6#TRMPBF implements a switched-capacitor SAR architecture with integrated sample-and-hold, using VDD as both supply and reference - eliminating external reference components. Its analog input is high-impedance single-ended (0V to VDD), enabling direct connection to transducers without gain stages.
It employs a 14-cycle conversion sequence (12 data bits + 2 leading zeros + 2 trailing zeros) synchronized to SCK falling edges, with CS-controlled framing and SDO three-state output. Sleep mode reduces supply current to 0.1µA, supporting ultra-low-power duty-cycled sensing applications.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Resolution | 12-bit with no missing codes - ensures monotonicity and full-scale linearity for precision measurement. |
| Sampling Rate | 1Msps maximum - supports real-time digitization of signals up to 500kHz Nyquist bandwidth. |
| SNR | 73dB typical at 1MHz input - corresponds to ~0.34LSB RMS transition noise for high-fidelity signal capture. |
| Supply Current | 2mA typical at 1Msps - enables <6mW power dissipation on 3V supply for extended battery life. |
| Input Range | 0V to VDD (2.35V–3.6V) - eliminates need for external reference or level-shifting circuitry. |
| Sleep Current | 0.1µA typical - allows rapid wake-up with 333ns power-up time for event-triggered sampling. |
| Operating Temp | 0°C to 70°C - qualified for commercial-grade embedded instrumentation and handheld terminals. |
Pinout & Package
Package: 6-lead Plastic TSOT-23 (S6), 1.6mm × 1.6mm × 0.55mm, exposed pad optional.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD (Pin 1) | Positive supply and reference | Supplies core logic and defines full-scale analog input range (0V to VDD); requires 10µF ceramic bypass to GND. |
| GND (Pin 2) | Analog/digital ground | Single-point return path for analog input, reference, and digital I/O; must connect directly to solid ground plane. |
| AIN (Pin 3) | Analog input | High-impedance single-ended input referenced to GND; accepts 0V–VDD signals without external buffering. |
| SCK (Pin 4) | Serial clock input | Edge-triggered master clock (up to 16MHz); falling edge clocks out data and advances conversion state. |
| SDO (Pin 5) | Three-state serial data output | MSB-first 16-bit frame (2 leading zeros + 12 data bits + 2 trailing zeros); output swing = VDD. |
| CS (Pin 6) | Chip select input | Active-low signal initiating conversion and framing data transfer; falling edge triggers sample-and-hold hold mode. |
Key Features
| Feature | Design Value |
|---|---|
| No data latency | Conversion result available immediately after final SCK edge - enables deterministic real-time control loops. |
| VDD-referenced input | Eliminates external reference IC and associated layout complexity, reducing BOM count and PCB area. |
| SPI/MICROWIRE compatibility | Direct interface with standard microcontrollers and FPGAs without protocol translation or glue logic. |
| 0.1µA sleep mode | Enables multi-second idle periods between measurements while maintaining fast (<333ns) wake-up capability. |
| Guaranteed operation to 70°C | Validated performance across full commercial temperature range - suitable for uncooled industrial enclosures. |
Applications
| Portable Data Loggers | Handheld Test Equipment |
|---|---|
Use Scenario: Battery-powered environmental sensor node recording temperature, humidity, and pressure over hours. IC Role / Device Role / Timing Role: Primary ADC capturing conditioned analog outputs from low-power sensors at 1ksps–10ksps rates. Use Value: 2mA active current and 0.1µA sleep draw extend battery life to >1 year; VDD-referenced input simplifies front-end design. | Use Scenario: Compact multimeter or oscilloscope probe with integrated signal conditioning and digitization. IC Role / Device Role / Timing Role: High-fidelity front-end ADC delivering 12-bit resolution at 1Msps for real-time waveform display. Use Value: 73dB SNR and 72.8dB SINAD ensure accurate amplitude measurement; TSOT-23-6 footprint saves board space. |
| Medical Vital Sign Monitors | Industrial Sensor Interfaces |
Use Scenario: Wearable pulse oximeter or ECG patch acquiring biopotential signals with minimal power budget. IC Role / Device Role / Timing Role: Low-noise, low-latency ADC digitizing amplified analog bio-signals before digital filtering and analysis. Use Value: No data latency enables immediate response to arrhythmia detection algorithms; 0V–VDD input matches rail-to-rail op-amp outputs. | Use Scenario: DIN-rail mounted PLC module reading 4–20mA or 0–10V industrial sensor outputs. IC Role / Device Role / Timing Role: Isolated analog input channel ADC interfacing with precision voltage/current receivers. Use Value: Guaranteed 0°C–70°C operation ensures reliability in factory environments; 12-bit resolution meets Class 0.1 accuracy requirements. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar 12-bit SAR ADC applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| ADS7822U | 12-bit, 200ksps, 2.7–5.25V supply, SPI interface, SO-8 package | Lower speed and larger footprint; lacks sleep mode and VDD-referenced input | Select when higher supply voltage tolerance is required and 1Msps is not needed. |
| MAX11100ETT+ | 12-bit, 1Msps, 2.7–3.6V supply, internal reference, 6-pin TDFN | Includes internal 2.048V reference but fixed span; no VDD-referenced flexibility | Select when stable internal reference is preferred over system-level VDD tracking. |
Compared with ADS7822U and MAX11100ETT+, the LTC2365CS6#TRMPBF uniquely combines 1Msps throughput, VDD-referenced input scaling, sub-µA sleep, and TSOT-23-6 size - making it optimal for space-constrained, battery-operated systems requiring adaptive full-scale range.
Availability
LTC2365CS6#TRMPBF is available at Aetrix Electronics and suitable for portable medical devices, handheld test instruments, battery-powered data loggers, and industrial sensor interfaces requiring stable component supply and long-term production continuity.
Supply support for LTC2365CS6#TRMPBF 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 LTC2365CS6#TRMPBF belongs to ADI's legacy Linear Technology precision SAR ADC family, designed specifically for low-power, high-speed, space-constrained applications where integration, efficiency, and ease of use are critical.
FAQ
What is the maximum sampling rate of the LTC2365CS6#TRMPBF?
The LTC2365CS6#TRMPBF has a maximum sampling rate of 1Msps, achieved with a 16MHz SCK clock and 14-cycle conversion timing. This rate is fully specified across the 0°C to 70°C operating temperature range and supports deterministic throughput for real-time signal capture in portable instrumentation.
Does the LTC2365CS6#TRMPBF require an external reference voltage?
No, the LTC2365CS6#TRMPBF does not require an external reference. It uses VDD as the reference source, establishing a 0V to VDD analog input range. This eliminates external reference components and simplifies layout, though it ties input full-scale directly to the supply rail stability.
What is the power consumption of the LTC2365CS6#TRMPBF during active operation?
The LTC2365CS6#TRMPBF draws 2mA typical supply current at 1Msps and 3V supply, resulting in ~6mW static power dissipation. In sleep mode, supply current drops to 0.1µA, enabling ultra-low-power duty-cycled operation ideal for battery-powered sensing nodes.
Is the LTC2365CS6#TRMPBF pin-compatible with the LTC2366CS6#TRMPBF?
No, the LTC2365CS6#TRMPBF and LTC2366CS6#TRMPBF share identical 6-lead TSOT-23 pinouts and functions, but differ in maximum sampling rate (1Msps vs 3Msps), SCK frequency support (16MHz vs 48MHz), and AC performance specifications - requiring validation of timing margins and signal integrity for interchangeability.
What digital interface protocol does the LTC2365CS6#TRMPBF support?
The LTC2365CS6#TRMPBF supports SPI and MICROWIRE-compatible 3-wire serial communication using CS, SCK, and SDO lines. It outputs a 16-bit frame (2 leading zeros + 12 data bits + 2 trailing zeros) MSB-first on SDO, with data valid on SCK falling edges - compatible with most microcontrollers and FPGAs without protocol translation.
LTC2365CS6#TRMPBF 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):
- 1M
- 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:
- -
LTC2365CS6#TRMPBF FAQ
1.How can I place an order for LTC2365CS6#TRMPBF through Aetrix?
Please submit a Request for Quotation (RFQ) for LTC2365CS6#TRMPBF 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 LTC2365CS6#TRMPBF reliable?
The price and inventory of LTC2365CS6#TRMPBF are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for LTC2365CS6#TRMPBF is usually 5 days.
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LTC2365CS6#TRMPBF orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your LTC2365CS6#TRMPBF 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 LTC2365CS6#TRMPBF?
For technical support, including LTC2365CS6#TRMPBF datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your LTC2365CS6#TRMPBF requirements.
6.How does Aetrix verify that LTC2365CS6#TRMPBF is sourced from the original manufacturer or authorized distributors?
All LTC2365CS6#TRMPBF 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 LTC2365CS6#TRMPBF meets industry standards.
7.What is the process for return or replacement of LTC2365CS6#TRMPBF?
All LTC2365CS6#TRMPBF units undergo pre-shipment inspection (PSI). If there is an issue with LTC2365CS6#TRMPBF, 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 LTC2365CS6#TRMPBF part is unused and in its original packaging.
Return procedure for LTC2365CS6#TRMPBF:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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