LTC2637IMS-LZ12#PBF Analog Devices Integrated Circuit (Small Outline Packages) In Stock
The LTC2637IMS-LZ12#PBF is a 12-bit, 8-channel I2C DAC from Analog Devices featuring an internal 2.5 V reference and power-on reset to zero-scale, with a maximum linearity error of 0.061%. It provides 8 independent analog outputs up to 2.5 V via a serial I2C interface in a 16-pin MSOP package. Available in stock worldwide with RoHS compliance.
- Manufacturer
- Analog Devices
- Package
- Small Outline Packages
- Pin Count
- 16
- Lifecycle
- ACTIVE
- Datasheet
- LTC2637IMS-LZ12#PBF Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $12.1900(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LTC2637IMS-LZ12#PBF?
- 8-channel 12-bit DAC with integrated 2.5 V reference reducing external BOM while maintaining 0.061% linearity accuracy
- I2C serial interface enabling addressable multi-device bus sharing for systems with 16 or more analog control outputs
- Power-on reset to zero-scale ensuring all 8 outputs start at 0 V for safe system initialization in precision analog control
What is LTC2637IMS-LZ12#PBF used for?
The LTC2637IMS-LZ12#PBF is designed for multi-channel analog control applications such as industrial process controllers, automated test equipment, and laser driver bias networks requiring 8 independent 12-bit output channels over a single I2C bus. Its integrated 2.5 V reference eliminates an external reference IC and simplifies PCB design for systems controlling up to 8 analog setpoints. Precision instrument calibration systems and programmable power supplies benefit from its 0.061% linearity error and zero-scale power-on reset that prevents output glitches during startup.
What are the specifications of LTC2637IMS-LZ12#PBF?
| Pbfree Code | No |
| Manufacturer Package Code | 05-08-1669 |
| YTEOL | 10 |
| Analog Output Voltage-Max | 2.5V |
| Converter Type | D/A CONVERTER |
| Input Bit Code | BINARY |
| Input Format | SERIAL |
| JESD-30 Code | R-PDSO-G16 |
| JESD-609 Code | e3 |
| Linearity Error-Max (EL) | 0.061% |
| Number of Bits | 12 |
| Number of Functions | 8 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Settling Time-Nom (tstl) | 4.5 µs |
| Supply Voltage-Nom | 3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.5mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| ## LTC2637IMS-LZ12#PBF Alternates Showing results | Image |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Thailand |
Where can I find the LTC2637IMS-LZ12#PBF datasheet?
LTC2637IMS-LZ12#PBF Datasheet DownloadOfficial datasheet from Analog Devices
What are equivalent replacements for LTC2637IMS-LZ12#PBF?
Compatible alternatives and drop-in replacements for LTC2637IMS-LZ12#PBF:
suggested
suggested
Frequently Asked Questions
How many independent DAC output channels does LTC2637IMS-LZ12#PBF provide and what resolution do they offer?
The LTC2637IMS-LZ12#PBF integrates 8 independent DAC channels, each providing 12-bit resolution with a full-scale output of 2.5 V from the internal reference. This gives a voltage step size of approximately 0.61 mV per LSB, enabling fine-grained analog control across all 8 outputs simultaneously via a 2-wire I2C interface without requiring 8 separate DAC chips.
What does the zero-scale power-on reset behavior of LTC2637IMS-LZ12#PBF mean for safety-critical analog systems?
On power-up, the LTC2637IMS-LZ12#PBF resets all 8 DAC outputs to 0 V (zero-scale), preventing uncontrolled analog voltages from appearing on outputs before the firmware programs valid setpoints. This behavior is essential in laser driver, motor control, and actuator systems where a mid-scale or undefined startup voltage of 1.25 V could cause equipment damage or safety hazards during the first 10 ms to 100 ms of system boot.
How does LTC2637IMS-LZ12#PBF's I2C interface support multi-device configurations on a shared bus?
The LTC2637IMS-LZ12#PBF uses a 7-bit I2C address with hardware-selectable address pins, allowing up to 4 devices to share a single 2-wire bus, providing up to 32 DAC channels from just 2 signal wires. The I2C interface operates at standard 100 kHz or fast 400 kHz speeds, enabling the host processor to update all 8 channels within approximately 2 ms at 400 kHz for responsive analog control loops.
When should engineers prefer LTC2637IMS-LZ12#PBF over a single-channel 12-bit DAC for a multi-output control system?
Engineers should choose LTC2637IMS-LZ12#PBF when 4 or more analog setpoints must be controlled independently, since 8 channels in one package reduces PCB area by up to 75% compared to 8 single-channel DACs in SOT-23 packages. The shared 2.5 V internal reference also eliminates reference voltage mismatch between channels, improving channel-to-channel gain accuracy to within 0.1% without external trimming.
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Why Buy from FindMyChip
About Analog Devices
Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $17.9400 | $17.94 |
| 4+ | $13.4550 | $53.82 |
| 1000+ | $12.1900 | $12190.00 |
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