LTC2641IMS8-16#PBF

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LTC2641IMS8-16#PBF

IC DAC 16BIT V-OUT 8MSOP

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사양

Supplier Analog Devices Inc.
Package Tube
ProductStatus Active
NumberofBits 16
NumberofD/AConverters 1
SettlingTime 1µs (Typ)
OutputType Voltage - Unbuffered
DifferentialOutput No
DataInterface SPI
ReferenceType External
Voltage-SupplyAnalog 2.7V ~ 5.5V
Voltage-SupplyDigital 2.7V ~ 5.5V
INL/DNL(LSB) ±0.5, ±0.5
Architecture R-2R
OperatingTemperature -40°C ~ 85°C
Package/Case 8-TSSOP, 8-MSOP (0.118, 3.00mm Width)
SupplierDevicePackage 8-MSOP

개요

Description

Introduction to LTC2641IMS8-16#PBF
- What it is: A 16‑bit precision multiplying DAC (MDAC) from Linear Technology (now Analog Devices) with a serial interface (SPI‑like) for digital control.
- Package and marking: IMS8 indicates an 8‑lead MSOP package; #PBF denotes Pb‑free, RoHS compliant.
- Core idea: The DAC converts a digital code into an output voltage proportional to an external reference (Vout ≈ (Code/65535) × Vref).
- Key features: 16‑bit resolution, low glitches and noise, fast settling, single‑supply operation, and buffered voltage output.
- Typical use: Precision programmable gain/offset, calibration, waveform generation, and other closed‑loop control applications.
- How to use (high level): Connect Vref, drive the SDI/SCLK/CS lines to load a code, and read Vout on the buffered output. Refer to the datasheet for exact timing and pinout.
- Where to learn more: LTC2641 data sheet and product page on Analog Devices’ site.
Note: The IMS8-16#PBF suffix specifies the package and Pb‑free RoHS compliance.

Features

Here are the key features of LTC2641IMS8-16#PBF (Pb-Free MSOP-8, 16‑bit DAC):
- 16-bit voltage-output DAC with SPI-compatible serial input
- 3/4‑wire serial interface (DIN, SCLK, CS) with optional LDAC for simultaneous update
- Buffered, rail-to-rail output tied to external reference; full-scale equals VREF
- External reference input with optional internal reference behavior
- Monotonic performance over the full operating temperature range
- Low glitch impulse and fast settling for precision updates
- Low power operation with power-down mode
- Wide supply range: typically 2.7V to 5.5V
- Temperature range: -40°C to 85°C (industrial)
- Package: 8‑lead MSOP (IMS8), Pb-free
- Suitable for calibration, instrumentation, and closed-loop control applications
Note: For exact electrical specs (INL/DNL, settling times, current consumption, reference options), please consult the latest datasheet.

Package

An 8-pin MSOP (MSOP-8) package. The IMS8 code indicates MSOP-8, and #PBF denotes Pb-free/RoHS-compliant.

Pinout

- Pin count: 8 pins (IMS8 denotes an 8-pin package, MSOP-type).
- Function: 16-bit, single-channel voltage-output DAC with a SPI-like serial input (digital data) input; converts a 16-bit digital word to an analog output voltage using an external reference.

Manufacturer

- Manufacturer: Analog Devices, Inc. (the LTC2641 is a Linear Technology part now under Analog Devices)
- What kind of company: A multinational semiconductor company specializing in analog, mixed-signal, and digital signal processing integrated circuits.

Application

Applications of the LTC2641IMS8-16#PBF (16-bit voltage-output DAC) include:
- Precision instrumentation and data acquisition
- Waveform generation and signal synthesis
- Programmable power supplies and voltage references
- Closed-loop control in automation (motion, valves, heating)
- Calibration, offset/gain adjustment, and sensor interfacing
- Test & measurement, medical, and laboratory instrumentation
- Sensor conditioning and DAC-based analog signaling

Equivalent

There isn’t a published one-to-one cross reference for LTC2641IMS8-16#PBF. Closest substitutes (16‑bit, ~1 MSPS, SPI, MSOP-8) from major vendors:
- TI ADS8320
- TI ADS8321
- Analog Devices AD7641
- TI ADS8324 (variants)
Note: verify exact pinout/Timing/footprint with a cross-reference tool or distributor data to ensure compatibility.

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