MAX1295BCEI+ Analog Devices Integrated Circuit (Small Outline Packages) In Stock
Analog Devices MAX1295 is a 12-bit successive-approximation ADC with up to 6 analog input channels, 265 ksps throughput, and an integrated 2.5 V reference operating from a single 3 V supply. Features a parallel interface for fast data transfer. Ideal for multi-channel data acquisition and industrial measurement systems.
- Manufacturer
- Analog Devices
- Package
- Small Outline Packages
- Pin Count
- 28
- Lifecycle
- ACTIVE
- Datasheet
- MAX1295BCEI+ Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $13.9500(MOQ 1)
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 12-bit resolution with 265 ksps maximum throughput for high-speed multi-channel acquisition
- 6-channel or 2-channel configuration with flexible differential or single-ended input modes
- Integrated 2.5 V reference eliminates external reference IC, reducing BOM cost
- Single +3 V supply operation compatible with low-voltage signal chains
- Parallel interface enables fast 12-bit data readout without SPI clock overhead
- 28-pin QSOP-150 package offers compact footprint for multi-channel ADC boards
Applications
The MAX1295 is used in industrial data acquisition systems, medical instrumentation, and precision test equipment where multiple analog channels must be digitized at 12-bit accuracy from a single 3 V supply. Its integrated reference and parallel bus interface simplify board design for PLC analog input cards, vibration monitoring modules, and battery-powered portable analyzers.
Specifications
| Manufacturer Package Code | 28-QSOP-150_MIL |
| Date Of Intro | 1999-10-23 |
| YTEOL | 9 |
| Analog Input Voltage-Max | 1.25V |
| Analog Input Voltage-Min | -1.25 V |
| Conversion Time-Max | 4.1 µs |
| Converter Type | ADC, SUCCESSIVE APPROXIMATION |
| JESD-30 Code | R-PDSO-G28 |
| JESD-609 Code | e3 |
| Linearity Error-Max (EL) | 0.0244% |
| Number of Analog In Channels | 6 |
| Number of Bits | 12 |
| Number of Functions | 1 |
| Output Bit Code | BINARY, 2'S COMPLEMENT BINARY |
| Output Format | PARALLEL, WORD |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SSOP28,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Sample Rate | 0.265MHz |
| Sample and Hold / Track and Hold | TRACK |
| Supply Voltage-Nom | 3V |
| Surface Mount | YES |
| Temperature Grade | COMMERCIAL |
| Terminal Finish | Matte Tin (Sn) - annealed |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.635mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| HTS Code | 8542.39.00.30 |
| Country of Origin | Japan, Mainland China, Malaysia, Philippines, Singapore, South Korea, Taiwan, Thailand, USA |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What throughput rate and resolution does MAX1295 provide for simultaneous multi-channel scanning?
The MAX1295 delivers 12-bit resolution at up to 265 ksps, with a maximum conversion time of 4.1 µs per sample. In 6-channel scanning mode each channel is sampled sequentially, so effective per-channel rates are the aggregate throughput divided by the number of active channels, which is still sufficient for most vibration and process monitoring tasks.
Can MAX1295 replace a discrete ADC plus external 2.5 V reference in a compact 3 V signal-chain design?
Yes. MAX1295 integrates a 2.5 V reference internally, so no external voltage reference IC is needed on the board. With a single +3 V supply and 28-pin QSOP package, designers can replace a multi-chip solution, reducing BOM count and PCB area in portable data loggers and battery-operated industrial modules.
How does the parallel interface of MAX1295 compare to SPI-based ADCs for high-speed data capture?
MAX1295 outputs all 12 bits in parallel after each conversion, eliminating the serial clock cycles required by SPI devices. For a microprocessor or FPGA with a parallel I/O port, this reduces read latency to a single bus cycle per conversion, which is advantageous when sustained throughput near 265 ksps must be maintained across 6 channels.
What linearity specification does MAX1295 guarantee for precision measurement applications?
MAX1295 specifies a maximum integral linearity error of 0.0244%, which corresponds to approximately 1 LSB at 12-bit resolution. This level of linearity is adequate for industrial process control, medical signal measurement, and precision data logging where systematic gain and offset errors can be corrected in firmware but random nonlinearity cannot.
Related Guides
CL31A107MQHNNNE 1206 100 uF MLCC Selection Guide
How to choose CL31A107MQHNNNE and related 1206 MLCCs for low-voltage bulk capacitance and regulator stability.
Jul 2, 2026
CL05B103KB5NNNC 0402 10 nF X7R MLCC Selection Guide
How to choose CL05B103KB5NNNC and related 0402 MLCCs for bypassing, filtering, voltage derating, and sourcing.
Jul 2, 2026
ADAQ7768-1 Design Guide for Precision Vibration and Dynamic Signal Measurement
Design ADAQ7768-1 precision data acquisition channels for vibration and dynamic sensing with the right bandwidth, reference, clock, and layout choices.
Jun 30, 2026
AD5204BRZ10 Design Guide for SPI-Controlled Gain and Offset Calibration
Design AD5204BRZ10 digital potentiometer calibration loops with bounded trim span, safe wiper current, clean SPI routing, and reliable startup codes.
Jun 30, 2026
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.
More from Analog Devices
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $19.2900 | $19.29 |
| 50+ | $17.2542 | $862.71 |
| 500+ | $16.5200 | $8260.00 |
| 1000+ | $13.9500 | $13950.00 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“We've been using FindMyChip for 2 years. Pricing is consistently 20-30% below Mouser/DigiKey for volume orders.”