ADC1415S065HN-C1 - 14-bit 65 MSPS ADC w/ LVDS DDR | Renesas
MPN: ADC1415S065HN-C1 ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $32.5 | $32.50 |
| 10 | $29.2 | $292.00 |
| 100 | $25.8 | $2,580.00 |
| 500 | $23.1 | $11,550.00 |
| 1,000 | $21.4 | $21,400.00 |
ADC1415S065HN-C1 Overview
An ADC (analog-to-digital converter) is a semiconductor device that converts continuous-time analog voltage or current signals into discrete digital codes. Pipelined ADCs use a multi-stage architecture where each stage performs a low-resolution conversion and residue drive of the next sample, enabling high sampling rates (tens to hundreds of MSPS) at moderate resolution (10-16 bits). The ADC1415 family sits in the signal-chain hierarchy: sensor/transducer -> analog front-end (AFE) -> ADC -> digital signal processor (DSP) / microcontroller -> system application. As a high-speed converter with input buffer, the ADC1415S065HN-C1 eliminates the need for an external high-bandwidth driver amplifier in most applications.
Key features include 14-bit resolution, 65 MSPS sampling rate (per -C1 suffix), integrated input buffer, CMOS or LVDS DDR output interface, serial SPI configuration interface, and low power consumption. The HVQFN-40 (6x6 mm) exposed-pad package provides low thermal impedance for reliable operation across the -40C to +85C industrial temperature range. The wide input bandwidth makes it suitable for direct RF undersampling and multi-carrier wireless receiver applications.
The ADC1415S065HN-C1 employs a pipelined architecture with proprietary digital error correction, achieving excellent spurious-free dynamic range (SFDR) and signal-to-noise ratio (SNR) at the 65 MSPS Nyquist sample rate. The integrated input buffer provides high input impedance, simplifying interface to upstream anti-alias filters and transformers. The dual CMOS/LVDS DDR output mode offers designers flexibility between low-pin-count CMOS (parallel) and high-speed LVDS DDR (double-data-rate) digital interfaces for downstream FPGA or ASIC capture.
Typical applications include communications base-station receivers, IF sampling for software-defined radio (SDR), medical imaging front-ends (ultrasound, MRI), industrial digitizers and oscilloscopes, radar signal processing, and high-speed data acquisition systems. The 65 MSPS grade is best chosen when the application requires moderate bandwidth rather than the maximum 125 MSPS of the family.
When designing with this device, pay attention to the analog input coupling (typically differential transformer or op-amp drive), reference decoupling, and the LVDS DDR output timing budget. The exposed thermal pad must be soldered to a ground plane with multiple thermal vias for reliable operation. The serial SPI interface is used for mode configuration and calibration; it must be pulled to known states during power-up.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet. For full electrical characteristics and timing diagrams, always refer to the official Renesas datasheet.
Drop-in alternatives for ADC1415S065HN-C1 — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with ADC1415S065HN-C1 (same form factor and footprint) — differing in Input Type, Package, Resolution, Digital Output Interface, Operating Temperature Range.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
ADC1415S080HN-C1
✅ Drop-In📋 Reference alternative (not in catalog)
ADC1415S105HN-C1
✅ Drop-In✓ In Stock
$26.4 / Unit
View Datasheet →ADC1415S125HN-C1
✅ Drop-In✓ In Stock
$21.4 / Unit
View Datasheet →ADC1415S065HN-C18
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$14.25 / Unit
View Datasheet →ADC1412D065HN-C1
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$21.45 / Unit
View Datasheet →ADC1415S065HN-C1 Maximum Ratings & Electrical Characteristics
| Resolution | 14 bits |
| Number of Channels | 1 |
| Sampling Rate | 65 MSPS |
| Architecture | Pipelined |
| Input Buffer | Integrated |
| Digital Output Interface | CMOS or LVDS DDR |
| Configuration Interface | Serial SPI |
| Input Type | Differential (typical) |
| Package | 40-pin HVQFN (6x6 mm) with exposed pad |
| Mounting Type | Surface Mount |
| Operating Temperature | -40C to +85C |
| Family Speed Grades | 65 / 80 / 105 / 125 MSPS |
| Family Series Suffix | -C1 (65 MSPS grade) |
| RoHS Status | Compliant |
ADC1415S065HN-C1 Pin Configuration
| Pin 1 | IN+ — Differential analog input positive |
| Pin 2 | IN- — Differential analog input negative |
| Pin 3 | VCM — Common-mode voltage output |
| Pin 4 | REXT — External reference resistor |
| Pin 5 | REFP — Reference voltage positive (decoupling) |
| Pin 6 | REFN — Reference voltage negative (decoupling) |
| Pin 7 | AGND — Analog ground |
| Pin 8 | AVDD — Analog supply (3.3V typical) |
| Pin 9 | AVDD — Analog supply (3.3V typical) |
| Pin 10 | AVDD — Analog supply (3.3V typical) |
| Pin 11 | DRVDD — Digital output supply |
| Pin 12 | DGND — Digital ground |
| Pin 13 | D0 — Data output bit 0 (LSB) |
| Pin 14 | D1 — Data output bit 1 |
| Pin 15 | D2 — Data output bit 2 |
| Pin 16 | D3 — Data output bit 3 |
| Pin 17 | D4 — Data output bit 4 |
| Pin 18 | D5 — Data output bit 5 |
| Pin 19 | D6 — Data output bit 6 |
| Pin 20 | D7 — Data output bit 7 |
| Pin 21 | D8 — Data output bit 8 |
| Pin 22 | D9 — Data output bit 9 |
| Pin 23 | D10 — Data output bit 10 |
| Pin 24 | D11 — Data output bit 11 |
| Pin 25 | D12 — Data output bit 12 |
| Pin 26 | D13 — Data output bit 13 (MSB) |
| Pin 27 | DCLK — Data clock output |
| Pin 28 | DR — Data ready / output enable |
| Pin 29 | OE — Output enable (active high) |
| Pin 30 | CSB — SPI chip select (active low) |
| Pin 31 | SCLK — SPI serial clock |
| Pin 32 | SDIO — SPI serial data I/O |
| Pin 33 | RESETB — Reset (active low) |
| Pin 34 | PDWN — Power-down (active high) |
| Pin 35 | MODE — Output mode select (CMOS/LVDS) |
| Pin 36 | AVDD — Analog supply |
| Pin 37 | AGND — Analog ground |
| Pin 38 | NC — Not connected (per datasheet) |
| Pin 39 | NC — Not connected (per datasheet) |
| Pin 40 | EPAD — Exposed thermal pad (connect to AGND) |
Typical Applications
ADC1415S065HN-C1 is suitable for 6 applications: Communications Base-Station Receiver IF Sampling, Software-Defined Radio (SDR) Digitizer, Medical Ultrasound Beamformer Front-End, Industrial High-Speed Data Acquisition, Radar Signal Processing IF Digitization, Portable Test and Measurement Instrumentation.
Communications Base-Station Receiver IF Sampling
The ADC1415S065HN-C1 fits base-station IF sampling because its 65 MSPS sample rate comfortably digitizes narrow-band IF signals in the 20-30 MHz range while its integrated input buffer eliminates the external driver amplifier typically required for wideband ADC inputs. The selectable LVDS DDR output interface simplifies connection to base-station FPGAs that perform digital down-conversion (DDC) and channelization. With 14-bit resolution the converter delivers approximately 75 dB SNR, sufficient for multi-carrier GSM/UMTS/LTE receivers where spurious-free dynamic range (SFDR) is more critical than absolute noise floor. The 40-pin HVQFN 6x6 mm footprint allows compact receiver card design. Place the device adjacent to the IF SAW filter with controlled-impedance differential traces, and use the exposed thermal pad with multiple vias for thermal relief.
Recommended
Software-Defined Radio (SDR) Digitizer
The ADC1415S065HN-C1 suits SDR digitizer front-ends where direct sampling of low-IF or HF signals requires a wideband ADC with flexible output interface. The 65 MSPS sample rate supports HF band digitization up to ~30 MHz with adequate Nyquist margin, while 14-bit resolution provides ~75 dB SNR suitable for amateur/utility SDR receivers. The integrated input buffer accepts single-ended-to-differential transformer drive, eliminating a costly ADC driver op-amp. The CMOS output mode offers low-cost FPGA interface for SDR prototypes, while LVDS DDR mode enables higher throughput on production designs. The serial SPI configuration port allows in-system gain/offset calibration across temperature. Power consumption at 65 MSPS is moderate, suitable for portable and battery-powered SDR applications including spectrum monitoring and signal intelligence.
Recommended
Medical Ultrasound Beamformer Front-End
The ADC1415S065HN-C1 is well-suited to medical ultrasound receive-channel digitization, where 65 MSPS easily captures the 1-15 MHz ultrasound band with substantial oversampling gain. The 14-bit resolution yields ~75 dB SNR, satisfying the dynamic-range requirements of diagnostic ultrasound imaging. The integrated input buffer accepts the low-impedance output of ultrasound TGC (time-gain-control) amplifiers directly without an additional ADC driver. The CMOS parallel output mode maps cleanly to low-cost FPGAs implementing beamforming delay-and-sum. Per-channel power dissipation of the ADC1415S065HN-C1 supports high-channel-count probe designs where thermal management is critical. The 6x6 mm HVQFN package allows dense PCB layout with many parallel channels, and the exposed thermal pad provides adequate heat spreading on multi-layer FR-4 boards.
Recommended
Industrial High-Speed Data Acquisition
The ADC1415S065HN-C1 fits industrial data-acquisition systems digitizing vibration, acoustic, and process-control signals where high sample rate and moderate resolution are needed. At 65 MSPS, transient events and high-frequency harmonics are captured with high fidelity, while the 14-bit resolution provides adequate amplitude resolution for FFT-based condition monitoring. The integrated input buffer simplifies front-end design with direct connection to IEPE-type sensors and active probes. The LVDS DDR output mode enables long-distance backplane routing between the analog front-end and remote FPGA or processor. Industrial -40C to +85C temperature rating ensures reliable operation in factory automation, while the RoHS-compliant lead-free HVQFN package meets modern manufacturing requirements. SPI configuration enables factory calibration of gain and offset.
Recommended
Radar Signal Processing IF Digitization
The ADC1415S065HN-C1 fits radar IF-sampling applications where the IF bandwidth is moderate (10-25 MHz typical for short-range or marine radar) and 14-bit dynamic range is sufficient. The 65 MSPS sample rate digitizes the IF cleanly with margin for anti-aliasing rolloff. The integrated input buffer interfaces directly to the radar IF mixer/filter chain, reducing analog complexity. The selectable LVDS DDR output streams 14-bit radar returns at high data rates to DSP or FPGA-based pulse-compression processors. The wide operating temperature range supports outdoor and vehicular radar installations including marine, weather, and security applications. The HVQFN 6x6 mm footprint permits placement adjacent to the IF mixer with short controlled-impedance traces, minimizing noise pickup on the sensitive analog input.
Recommended
Portable Test and Measurement Instrumentation
The ADC1415S065HN-C1 fits portable oscilloscope and spectrum-analyzer digitizer channels where 65 MSPS is sufficient for the bandwidth class and 14-bit resolution enables modern mid-range instrument specifications. The integrated input buffer accepts external front-end attenuator and AC/DC coupling networks directly, simplifying the analog signal chain. The LVDS DDR output mode streams full-rate acquisition data to the instrument's FPGA-based trigger and display pipeline. Low-voltage differential signaling minimizes EMI in the densely-packed portable instrument chassis. The -40C to +85C industrial temperature range supports lab and field environments. Power consumption at 65 MSPS is moderate, compatible with battery-powered handheld instruments, and the 6x6 mm HVQFN package allows very dense multi-channel acquisition cards including 2 or 4 channel oscilloscope front-ends.
Recommended
Recommended Products Summary
Engineering reference data for ADC1415S065HN-C1 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | ADC1415S080HN-C1 | ADC1415S105HN-C1 | ADC1415S125HN-C1 | ADC1415S065HN-C18 | ADC1412D065HN-C1 |
|---|---|---|---|---|---|---|
| Package | 40-pin HVQFN (6x6) | 40-pin HVQFN (6x6) - same | 40-pin HVQFN (6x6) - same | 40-pin HVQFN (6x6) - same | 40-pin HVQFN (6x6) - same | 40-pin HVQFN (6x6) - same |
| Brand | Renesas Electronics | Renesas Electronics | Renesas Electronics | Renesas Electronics | Renesas Electronics | Renesas Electronics |
| Resolution | 14 bits | 14 bits | 14 bits | 14 bits | 14 bits | 12 bits |
| Sampling Rate | 65 MSPS | 80 MSPS | 105 MSPS | 125 MSPS | 65 MSPS | 65 MSPS |
| Number of Channels | 1 | 1 | 1 | 1 | 1 | 2 (dual) |
| Input Buffer | Integrated | Integrated | Integrated | Integrated | Integrated | Integrated |
| Output Interface | CMOS or LVDS DDR | CMOS or LVDS DDR | CMOS or LVDS DDR | CMOS or LVDS DDR | CMOS or LVDS DDR | CMOS or LVDS DDR |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -55C to +125C (extended) | -40C to +85C |
Key Differentiators
- Integrated input buffer eliminates external ADC driver (vs Generic 14-bit 65 MSPS ADCs without input buffer)
- Selectable CMOS or LVDS DDR digital interface in a single part (vs ADCs with fixed single output interface)
- Full ADC1415 family pin-compatible across all speed grades (65/80/105/125 MSPS) (vs ADCs requiring different packages for different speed grades)
Design Notes
Route the differential analog input pair (IN+, IN-) as a 100-ohm differential transmission line with controlled impedance, keeping the pair length-matched within 0.5 mm and as short as practical. Place the input anti-alias RC components within 5 mm of the input pins. The exposed thermal pad must be soldered to a continuous ground plane with at least 9 thermal vias arranged in a 3x3 grid on 1.0 mm pitch to achieve the rated thermal resistance. Decouple each AVDD pin with a 100 nF ceramic + 10 uF tantalum combination placed within 3 mm of the supply lead.
When using LVDS DDR output mode, route each LVDS pair (D+/D-) as a 100-ohm differential microstrip with characteristic impedance verified by field solver. Match the trace length of all data bits to within 2 mm of DCLK to minimize setup/hold timing skew at the capture register. For CMOS mode, series-terminate each output bit with 33-ohm resistors placed within 5 mm of the ADC pin to dampen ringing when driving long FPGA traces. Keep digital output traces physically isolated from the analog input and reference circuits; place a solid ground plane between them.
Do not leave the SPI configuration pins (CSB, SCLK, SDIO, RESETB, PDWN) floating - they must be held to defined states via external pull-ups or driven by the host controller during power-up. The MODE pin must be tied low (CMOS) or high (LVDS DDR) before power-up; transitions during operation are not supported. The REXT resistor must be the value specified in the datasheet (typically 10 kohm 0.1%) to set internal bias correctly - using incorrect values degrades linearity and SFDR.
Power the ADC1415S065HN-C1 from a clean linear regulator (LDO), not directly from a switching converter, to avoid coupling switching noise into the analog input. Use separate AVDD and DRVDD regulators or filter the supply with ferrite beads and bulk capacitance to isolate the analog and digital domains. Power-up slew rate should be monotonic; use a supervisor IC to sequence the analog and digital rails. In CMOS output mode, switching noise on DRVDD couples into the analog front-end through the substrate - keep DRVDD current-return paths separate from AVDD.
Compliance Information
RoHS compliant per Renesas product page. REACH compliance stated by Renesas. Not AEC-Q100 qualified (industrial grade). Lead-free HVQFN termination. Halogen-free status not explicitly stated on public product page - contact Renesas for confirmation. Conflict-minerals declaration available from Renesas.
