LTC1257CS8#TRPBF

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LTC1257CS8#TRPBF

IC DAC 12BIT V-OUT 8SOIC

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仕様

Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
NumberofBits 12
NumberofD/AConverters 1
SettlingTime 6µs (Typ)
OutputType Voltage - Buffered
DifferentialOutput No
DataInterface SPI
ReferenceType External, Internal
Voltage-SupplyAnalog 4.75V ~ 15.75V
Voltage-SupplyDigital 4.75V ~ 15.75V
INL/DNL(LSB) ±3.5 (Max), ±0.5 (Max)
Architecture R-2R
OperatingTemperature 0°C ~ 70°C
Package/Case 8-SOIC (0.154, 3.90mm Width)
SupplierDevicePackage 8-SO

概要

Description

The LTC1257CS8#TRPBF is a high-speed, low-power, single-supply, 12-bit analog-to-digital converter (ADC) from Analog Devices. It features a serial output and offers a fast conversion time, making it suitable for applications requiring rapid signal processing. The device operates from a single power supply, typically between 2.7V and 5.25V, and has a maximum sampling rate of 1 MSPS.
Key features include differential input, low power consumption, and an internal reference voltage, which simplifies the design. The LTC1257 is designed for precision applications, such as data acquisition systems, portable instrumentation, and battery-operated devices.
The package designation “CS8” indicates an 8-lead SOIC, and “#TRPBF” signifies that the part is lead-free and compliant with RoHS standards. Overall, the LTC1257 is an effective choice for developers looking for a reliable and efficient ADC solution.

Features

The LTC1257CS8#TRPBF is a high-speed, low-power, 12-bit analog-to-digital converter (ADC) designed for various applications. Key features include:
1. Resolution: 12-bit conversion.
2. Sampling Rate: Up to 100 kSPS (kilo-samples per second).
3. Low Power: Consumes only 30 mW at a 5V supply.
4. Single Supply Operation: Operates from a single power supply ranging from 4.5V to 5.5V.
5. Differential Input: Allows for differential analog inputs, enhancing noise immunity.
6. On-chip Reference: Integrated voltage reference simplifies design.
7. Serial Interface: SPI-compatible interface for easy connectivity with microcontrollers.
8. Internal Sample-and-Hold: Enables fast and accurate sampling of the input signal.
9. Temperature Range: Operates within a wide temperature range, suitable for various environments.
These features make the LTC1257 ideal for applications in data acquisition, industrial control, and medical instrumentation.

Package

The LTC1257CS8#TRPBF is packaged in an 8-lead SOIC (Small Outline Integrated Circuit) format.

Pinout

The LTC1257CS8#TRPBF is an 8-pin, low-power, analog-to-digital converter (ADC) from Linear Technology (now part of Analog Devices). Its primary function is to convert analog signals into a 12-bit digital output.
Pin Count and Functions:
1. Pin 1 (V+): Positive power supply.
2. Pin 2 (AGND): Analog ground reference.
3. Pin 3 (A0): Address select for multiple devices.
4. Pin 4 (A1): Address select for multiple devices.
5. Pin 5 (SCK): Serial clock input.
6. Pin 6 (SDO): Serial data output.
7. Pin 7 (SDI): Serial data input.
8. Pin 8 (V−): Negative power supply or ground reference.
This ADC features a 2.5V reference voltage, and it operates in a single-supply mode, making it suitable for low-voltage applications. The LTC1257 is commonly utilized in portable and battery-powered devices due to its low power consumption.

Manufacturer

The LTC1257CS8#TRPBF is manufactured by Analog Devices, Inc. (ADI). Analog Devices is a multinational semiconductor company based in Norwood, Massachusetts, specializing in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, ADI develops technologies and products used in a wide range of applications including communications, automotive, industrial, and consumer electronics. The company is known for its innovation in precision analog and data conversion technologies, providing solutions that enhance the performance of electronic systems across various industries.

Application

The LTC1257CS8#TRPBF is a high-speed analog-to-digital converter (ADC) commonly used in various applications such as data acquisition systems, instrumentation, medical devices, and handheld measurement tools. Its low power consumption and fast conversion rate make it suitable for portable devices, audio processing, digital signal processing, and control systems in industrial automation.

Equivalent

Equivalent products to the LTC1257CS8#TRPBF include the AD7888, MCP3201, and the ADS7843. These chips are similar in function as they are all successive approximation ADCs with varying specifications such as resolution and interface types. Always check datasheets for exact pin compatibility and performance metrics before substitution.

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出荷料参照（DHL/FedEx）:

DHL の: 配送費は25ドル〜45ドル（0.5kg）の範囲で、推定配送時間は2〜5営業日です。

フェデックス: 配送費は25ドル〜40ドル（0.5kg）の範囲で、推定配送時間は3〜7営業日。

UPS の: 配送費は25ドル〜45ドル（0.5kg）の範囲で、推定配送時間は3〜7営業日。

TNT社: 配送費は25ドル〜65ドル（0.5kg）の範囲で、推定配送時間は3〜7営業日。

EMS: 配送料金は30〜50ドル（0.5kg）の範囲で、推定配送時間は7〜15営業日です。

登録航空郵便: 配送費は2〜4ドル（0.1kg）で、推定配送時間は5〜20営業日です。

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