ADA4950-1YCPZ-R2 Analog Devices Integrated Circuit (Quad Flat No-Lead) In Stock
ADA4950-1YCPZ-R2 is a low power, selectable gain differential ADC driver from Analog Devices supporting gains of 1, 2, and 3 with differential output. It operates in a compact 16-lead QFN package with wide supply voltage range. Available from stock worldwide with fast shipping.
- Manufacturer
- Analog Devices
- Package
- Quad Flat No-Lead
- Pin Count
- 16
- Lifecycle
- OBSOLETE
- Datasheet
- ADA4950-1YCPZ-R2 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 105.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Selectable gain settings of 1, 2, and 3 allow flexible signal conditioning without external resistors
- Differential input and output architecture reduces common-mode noise for high-accuracy ADC interfacing
- Low power consumption in a 16-lead QFN package enables space-efficient, thermally optimized PCB designs
Applications
The ADA4950-1YCPZ-R2 is well suited for driving high-resolution ADCs in data acquisition systems where selectable gain and differential signaling reduce noise. It is used in industrial instrumentation, medical measurement equipment, and communications receivers requiring single-ended to differential conversion. The device also fits precision test and measurement applications where low distortion and low power are critical.
Specifications
| Pbfree Code | No |
| Manufacturer Package Code | CP-16-21 |
| YTEOL | 0 |
| Differential Output | YES |
| Driver Number of Bits | 1 |
| Input Characteristics | DIFFERENTIAL |
| Interface IC Type | LINE DRIVER |
| Interface Standard | GENERAL PURPOSE |
| JESD-30 Code | S-XQCC-N16 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Package Body Material | UNSPECIFIED |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Supply Voltage-Max | 11V |
| Supply Voltage-Min | 3V |
| Supply Voltage-Nom | 5V |
| Surface Mount | YES |
| Technology | BIPOLAR |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| ## ADA4950-1YCPZ-R2 Alternates Showing results | Image |
| Package | Quad Flat No-Lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for ADA4950-1YCPZ-R2:
suggested
suggested
suggested
Frequently Asked Questions
What gain options does the ADA4950-1YCPZ-R2 support and how are they selected?
The ADA4950-1YCPZ-R2 supports 3 fixed gain settings: G=1, G=2, and G=3. These gains are selected via dedicated gain-setting pins, eliminating the need for external resistors and simplifying board design while maintaining accuracy across the full operating temperature range of -40°C to +125°C.
Which high-resolution ADC interfaces benefit most from using the ADA4950-1YCPZ-R2 as a differential driver?
ADCs with 16-bit or higher resolution and differential inputs benefit most, as the ADA4950-1YCPZ-R2 converts single-ended signals to differential outputs while rejecting common-mode noise. This improves SNR by up to 6 dB compared to single-ended drive and is especially effective when driving SAR or sigma-delta ADCs operating at supply voltages between 3 V and 5 V.
How does the 16-lead QFN package of the ADA4950-1YCPZ-R2 compare to larger differential driver packages for compact PCB layouts?
The 16-lead QFN (CP-16-21) package occupies roughly 4 mm x 4 mm of board area, significantly less than equivalent SOIC-16 packages at approximately 10 mm x 6 mm. The exposed paddle also improves thermal dissipation, making it suitable for high-density industrial and medical designs where board space is limited.
Is the ADA4950-1YCPZ-R2 RoHS compliant and what does the JESD-609 e3 code indicate?
The ADA4950-1YCPZ-R2 carries a JESD-609 code of e3, indicating it is not fully RoHS compliant as a standard Pb-free part (Pbfree Code: No). Designers targeting fully RoHS-compliant assemblies should verify the exemption category and consider alternative MSL and soldering process requirements for lead-containing packages.
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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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