Choose your country or region.

EnglishFrançaispolskiSlovenija한국의DeutschSvenskaSlovenskáMagyarországItaliaहिंदीрусскийTiếng ViệtSuomiespañolKongeriketPortuguêsภาษาไทยБългарски езикromânescČeštinaGaeilgeעִבְרִיתالعربيةPilipinoDanskMelayuIndonesiaHrvatskaفارسیNederlandTürk diliΕλλάδαRepublika e ShqipërisëአማርኛAzərbaycanEesti VabariikEuskeraБеларусьíslenskaBosnaAfrikaansIsiXhosaisiZuluCambodiaსაქართველოҚазақшаAyitiHausaКыргыз тилиGalegoCatalàCorsaKurdîLatviešuພາສາລາວlietuviųLëtzebuergeschmalaɡasʲМакедонскиMaoriМонголулсবাংলা ভাষারမြန်မာनेपालीپښتوChicheŵaCрпскиSesothoසිංහලKiswahiliТоҷикӣاردوУкраїнаO'zbekગુજરાતીಕನ್ನಡkannaḍaதமிழ் மொழி繁体中文
Home > Products > Integrated Circuits (ICs) > Data Acquisition - Analog to Digital Converters (ADC) > LTC1865AHMS#TRPBF
175~21-0061~UB~10.jpg ImageView larger image
Image may be representation.
See specs for product details.

LTC1865AHMS#TRPBF

In Stock 5871 pcs Reference Price(In US Dollars)
1+
$14.8448
200+
$5.7446
500+
$5.5427
1000+
$5.4439
Manufacturer Part Number:
LTC1865AHMS#TRPBF
Manufacturer / Brand
Analog Devices Inc.
Part of Description:
IC ADC 16BIT SAR 10MSOP
Datasheets:
LTC1865AHMS#TRPBF(1).pdfLTC1865AHMS#TRPBF(2).pdfLTC1865AHMS#TRPBF(3).pdfLTC1865AHMS#TRPBF(4).pdf
Lead Free Status / RoHS Status:
ROHS3 Compliant
Stock Condition:
New original, 5871 pcs Stock Available.
ECAD Model:
Ship From:
Hong Kong
Shipment Way:
DHL/Fedex/TNT/UPS

Inquiry Online

Please complete all required fields with your contact information.Click "SUBMIT REQUEST" we will contact you shortly by email. Or Email us: Info@IC-Components.com
Part Number
Manufacturer
Require Quantity
Target Price(USD)
Company Name
Contact Name
E-mail
Phone
Message
Please enter Verify Code and click "Submit"
Part Number LTC1865AHMS#TRPBF
Manufacturer / Brand Analog Devices Inc.
Stock Quantity 5871 pcs Stock
Category Integrated Circuits (ICs) > Data Acquisition - Analog to Digital Converters (ADC)
Description IC ADC 16BIT SAR 10MSOP
Lead Free Status / RoHS Status: ROHS3 Compliant
RFQ LTC1865AHMS#TRPBF Datasheets LTC1865AHMS#TRPBF Details PDF
LTC1865AHMS#TRPBF Details PDF for IT.pdf
LTC1865AHMS#TRPBF Details PDF for ES.pdf
LTC1865AHMS#TRPBF Details PDF for DE.pdf
LTC1865AHMS#TRPBF Details PDF for KR.pdf
LTC1865AHMS#TRPBF Details PDF for FR.pdf
Voltage - Supply, Digital 5V
Voltage - Supply, Analog 5V
Supplier Device Package 10-MSOP
Series -
Sampling Rate (Per Second) 250k
Reference Type External
Ratio - S/H:ADC 1:1
Package / Case 10-TFSOP, 10-MSOP (0.118', 3.00mm Width)
Package Tape & Reel (TR)
Operating Temperature -40°C ~ 125°C
Number of Inputs 2
Number of Bits 16
Number of A/D Converters 1
Mounting Type Surface Mount
Input Type Single Ended
Features -
Data Interface SPI
Configuration MUX-S/H-ADC
Base Product Number LTC1865
Architecture SAR

Packaging & ESD

Industry-standard static shielding packaging is used for electronic components.Anti-static, light-transparent materials allow easy identification of ICs and PCB assemblies.
The packaging structure provides electrostatic protection based on Faraday cage principles.This helps protect sensitive components from static discharge during handling and transportation.


All products are packed in ESD-safe anti-static packaging. Outer packaging labels include part number, brand, and quantity for clear identification. Goods are inspected prior to shipment to ensure proper condition and authenticity.

ESD protection is maintained throughout packing, handling, and global transportation. Secure packaging provides reliable sealing and resistance during transit. Additional cushioning materials are applied when required to protect sensitive components.

QC(Part Testing by IC Components)Quality Warranty

We can offer worldwide express delivery service, such as DHLor FedEx or TNT or UPS or other forwarder for shipment.

Global Shipment by DHL/FedEx/TNT/UPS

Shipping Fees reference DHL/FedEx
1). You can offer your express delivery account for shipment, ifyou haven’t any express account for shipment, we can offer our account inadvance.
2). Use our account for shipment, Shipment charges(Reference DHL/FedEx, Different Countries has different price.)
Shipment charges： (Reference DHL and FedEX)
Weight(KG): 0.00kg-1.00kg Price(USD$) : USD$60.00
Weight(KG): 1.00kg-2.00kg Price(USD$) : USD$80.00
* The price of cost is reference with DHL/FedEx. The detail charges, please contact us. Different country the express charges are different.



We accept the payment terms: Telegraphic Transfer(T/T), Credit Card, PayPal and Western Union.

PayPal:

PayPal Bank Information:
Company Name : IC COMPONENTS LTD
Paypal ID: PayPal@IC-Components.com

BANK TRANSFAR (Telegraphic Transfer)

Payment For Telegraphic Transfers:
Company Name : IC COMPONENTS LTD Beneficiary Account Number : 549-100669-701
Beneficiary Bank name : Bank of Communications (Hong Kong) Ltd Beneficiary Bank Code : 382 (for local payment)
Beneficiary Bank SWIFT : COMMHKHK
Beneficiary Bank Address : Tsuen Wan Market Street Branch 53 Market Street, Tsuen Wan N.T., Hong Kong

Any inquires or questions, please kindly contact us Email: Info@IC-Components.com


LTC1865AHMS#TRPBF Product Details:

The LTC1865AHMS#TRPBF is a high-performance 16-bit analog-to-digital converter (ADC) from Analog Devices, Inc. (ADI). Designed for a wide range of data acquisition applications, this ADC features a single-ended input configuration with a sampling rate of up to 250 kSPS (kilo-samples per second).

The LTC1865AHMS#TRPBF is part of the Data Acquisition - Analog to Digital Converters (ADC) category of integrated circuits (ICs). It addresses design challenges by providing a compact, power-efficient solution for applications requiring precise analog-to-digital conversion with a high sampling rate and low power consumption.

Key specifications of the LTC1865AHMS#TRPBF include a 16-bit resolution, a 250 kSPS sampling rate, and a wide operating temperature range of -40°C to 125°C. The device operates on a 5V digital and analog supply voltage, making it suitable for a variety of systems.

The primary advantages of the LTC1865AHMS#TRPBF include its high precision, fast conversion speed, and low power consumption, making it an ideal choice for applications such as industrial automation, medical instrumentation, and consumer electronics. The device is designed to be RoHS-compliant and lead-free, ensuring environmental responsibility.

The LTC1865AHMS#TRPBF is compatible with a range of systems and interfaces, as it features a SPI (Serial Peripheral Interface) data interface, allowing for easy integration into various microcontroller-based designs.

Regarding equivalent models, the LTC1865AHMS#TRPBF may have alternative options available from Analog Devices, Inc. or other manufacturers. Some potential equivalent models include the AD7091R and the ADS7828, both of which are 16-bit ADCs with similar performance characteristics and features.

LTC1865AHMS#TRPBF Key Technical Attributes

16 Bit, 2 Input, 1 SAR ADC

SPI Data Interface

Sampling Rate 250k per second

LTC1865AHMS#TRPBF Packing Size

Type: Tape & Reel (TR)

Material: 10-MSOP Packaging

Size: 10-TFSOP, 10-MSOP (0.118", 3.00mm Width)

LTC1865AHMS#TRPBF Application

Ideal for data acquisition in high-temperature environments and precision sensor systems

LTC1865AHMS#TRPBF Features

The LTC1865AHMS#TRPBF from Analog Devices features a high-performance 16-bit analog to digital converter with a sampling rate of 250k per second, making it suitable for high-speed signal processing. Input type is single-ended with external reference type. Utilizing a SAR architecture, this ADC provides excellent linearity and accuracy. The device operates on a 5V supply for both analog and digital circuits, designed specifically for applications requiring high-precision data acquisition.

LTC1865AHMS#TRPBF Quality and Safety Features

This device comes with a Moisture Sensitivity Level (MSL) 1, indicating unlimited floor life under specific conditions, and is fully RoHS compliant, ensuring environmental safety and quality.

LTC1865AHMS#TRPBF Compatibility

Designed for integration in systems utilizing a Serial Peripheral Interface (SPI) for data transfer. The configuration includes an MUX-S/H-ADC setup for versatile applying in different electronic data systems.

LTC1865AHMS#TRPBF Datasheet PDF

The most authoritative datasheet for the LTC1865AHMS#TRPBF is available on our website. We recommend downloading it from the current page to ensure access to accurate and detailed specifications.

Quality Distributor

IC-Components is a premium distributor of Analog Devices products. As an esteemed partner, we offer reliable stocking and support for the LTC1865AHMS#TRPBF, ensuring you receive the best quality products. Obtain a quote directly on our website for exceptional service and product availability.

Frequently Asked Questions

Can the LTC1865AHMS#TRPBF operate reliably in an industrial environment with ambient temperatures reaching 120°C, and what derating or layout considerations are necessary to maintain 16-bit accuracy under such conditions?
Yes, the LTC1865AHMS#TRPBF is rated for operation from –40°C to 125°C, making it suitable for industrial environments up to 120°C ambient. However, at elevated temperatures, thermal gradients on the PCB can induce offset and gain drift that may degrade effective resolution. To maintain 16-bit performance, ensure a low-impedance ground plane, minimize thermal asymmetry around the package, and use a stable external reference with low temperature coefficient (<5 ppm/°C). Avoid placing heat-generating components nearby, and consider thermal vias under the MSOP package to improve heat dissipation.
What are the critical design constraints when interfacing the LTC1865AHMS#TRPBF’s SPI interface with a 3.3V microcontroller, given that its digital supply is 5V?
The LTC1865AHMS#TRPBF’s digital I/O pins are not 3.3V-tolerant when powered from a 5V VDD. Direct connection to a 3.3V MCU risks damaging the ADC or causing unreliable communication. Use a level-shifting circuit (e.g., bidirectional voltage translator like TXB0104) or configure the MCU’s SPI pins as open-drain with pull-ups to 5V. Alternatively, power the ADC from 3.3V if signal integrity and reference stability permit—note that reducing VDD lowers the full-scale input range and may increase noise sensitivity.
Is the LTC1865AHMS#TRPBF appropriate for high-precision DC measurement applications such as strain gauge or thermocouple readout, and what external components are essential to achieve true 16-bit effective resolution?
The LTC1865AHMS#TRPBF can be used for DC measurements, but achieving true 16-bit performance requires careful external design. It lacks internal buffering, so the input source impedance must be <100 Ω to avoid sampling errors. For high-impedance sensors like thermocouples, add a low-noise, precision op-amp buffer (e.g., ADA4528). An external low-drift voltage reference (e.g., LT6655) is mandatory—the internal reference is not available. Additionally, implement a low-pass RC filter (e.g., 1 kΩ + 100 nF) at each input to suppress high-frequency noise aliasing below the Nyquist frequency.
How does the LTC1865AHMS#TRPBF compare to the ADS8320 for a battery-powered data logging system requiring low power and 16-bit resolution—what are the key trade-offs in sampling rate, power, and interface complexity?
The LTC1865AHMS#TRPBF consumes ~2.5 mA during conversion (5V supply) and supports 250 kSPS, while the ADS8320 draws ~0.5 mA but maxes out at 100 kSPS. For battery-powered systems prioritizing ultra-low power, the ADS8320 is preferable if the lower sampling rate is acceptable. However, the LTC1865AHMS#TRPBF offers higher throughput and better linearity (±2 LSB INL vs. ±4 LSB for ADS8320), making it better suited for dynamic signal acquisition. Both use SPI, but the LTC1865 requires stricter timing control due to its tighter SCK-to-data-valid window.
Can the LTC1865AHMS#TRPBF replace the MAX11617 in an existing 10-MSOP footprint design without hardware modifications, and what firmware or performance differences must be addressed?
Mechanically, both parts share a 10-MSOP package, but electrical and functional differences prevent drop-in replacement. The MAX11617 includes an internal reference and supports 3.3V operation, whereas the LTC1865AHMS#TRPBF requires an external reference and is optimized for 5V. Additionally, the MAX11617 uses a simpler 3-wire SPI mode with continuous read, while the LTC1865 requires precise SCK timing and separate conversion/ readout phases. Firmware must be rewritten to handle command sequencing, and the analog front end must include an external reference and possibly level shifters if migrating from 3.3V logic.
What layout practices are critical to prevent noise coupling and ensure accurate conversions when placing the LTC1865AHMS#TRPBF on a mixed-signal PCB with digital processors and switching regulators nearby?
Isolate the LTC1865AHMS#TRPBF’s analog ground (pin 3) from the digital ground using a single-point star connection near the ADC. Route analog input traces away from digital lines and switching regulator nodes. Use a solid ground plane beneath the device but avoid routing high-speed digital signals underneath it. Place decoupling capacitors (100 nF ceramic + 10 µF tantalum) as close as possible to the AVDD and DVDD pins. For the external reference, use a dedicated low-impedance trace with guard rings if necessary. Avoid vias in analog signal paths to minimize inductance and crosstalk.
Under what conditions might the LTC1865AHMS#TRPBF exhibit degraded SNR or ENOB, and how can system designers mitigate these effects in audio or vibration sensing applications?
The LTC1865AHMS#TRPBF’s SNR can degrade significantly if input signals contain high-frequency content above the Nyquist frequency (125 kHz at 250 kSPS) due to aliasing, or if the reference voltage has excessive noise or ripple. In vibration sensing, mechanical resonances coupled into the analog front end may also reduce ENOB. To mitigate this, implement an anti-aliasing filter with cutoff below 125 kHz (e.g., 2nd-order Sallen-Key, fc = 100 kHz). Use a low-noise, low-output-impedance reference (e.g., LT1236) and ensure the reference bypass capacitor (≥10 µF) is placed adjacent to the REF pin. Keep input source impedance low to minimize thermal noise contribution.
Is it safe to operate the LTC1865AHMS#TRPBF with a single 5V supply for both analog and digital rails, and what are the implications for noise and cross-talk in high-resolution measurements?
Yes, the LTC1865AHMS#TRPBF is designed to operate with a single 5V supply connected to both AVDD and DVDD. However, sharing the same rail increases the risk of digital switching noise coupling into the analog section through the supply. To minimize this, use separate ferrite beads or LC filters for AVDD and DVDD, even if sourced from the same regulator. Place analog and digital decoupling capacitors independently and ensure the ground return paths are separated until they meet at a single point. This practice preserves signal integrity and helps maintain the ADC’s specified ±2 LSB INL performance.
What replacement options exist for the LTC1865AHMS#TRPBF if long-term availability becomes a concern, and which pin-compatible or functionally equivalent ADCs from other manufacturers should be evaluated for migration?
Potential replacements include the Texas Instruments ADS8860 (16-bit, 1 MSPS, SPI, 10-MSOP) and the Microchip MCP3202 (12-bit, lower performance but pin-compatible in some layouts). However, neither is a direct drop-in. The ADS8860 offers higher speed and internal reference but requires 3.3V operation and has different timing. The MCP3202 is 12-bit only. For closest functional match, consider the LTC2320-16 from Analog Devices—it’s 16-bit, 1.5 MSPS, but in a larger package. Any migration requires re-evaluation of reference circuitry, power supply design, and firmware SPI handling due to protocol and timing differences.
How should the LTC1865AHMS#TRPBF be configured for simultaneous sampling of two sensor inputs, and what limitations arise from its multiplexed architecture in time-critical applications?
The LTC1865AHMS#TRPBF uses a multiplexer to alternate between its two single-ended inputs; it does not support true simultaneous sampling. Conversions are sequential, with a typical aperture delay of 10 ns between channels. In time-critical applications (e.g., phase-sensitive measurements), this introduces skew that can corrupt correlated signals. To minimize error, sample rapidly and interpolate, or use external sample-and-hold amplifiers for each channel. For applications requiring <1 µs channel-to-channel timing accuracy, consider a dual-SAR ADC like the LTC2323-16 instead. The LTC1865AHMS#TRPBF is best suited for non-correlated or slowly varying dual-signal monitoring.

Recent Reviews

Leave Comment
Hello, you have not logged in, please log in
User Login

Forgot password?

No account yet? Register now

Tips
Please speak legally
Your email will be hidden
Please complete all required fields ( denoted with* )
Mark
5.0

You May Also Be Interested In:


LTC1865AHMS#TRPBF

LTC1865AHMS#TRPBF

Analog Devices Inc.

IC ADC 16BIT SAR 10MSOP

In Stock: 5871

SUBMIT RFQ