ADC1415S080HN-C18 - 14-Bit 80MSPS ADC w/ Input Buffer | Renesas
MPN: ADC1415S080HN-C18 ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $32.5 | $32.50 |
| 10 | $28.95 | $289.50 |
| 100 | $25.6 | $2,560.00 |
| 500 | $23.1 | $11,550.00 |
| 1,000 | $21.4 | $21,400.00 |
ADC1415S080HN-C18 Overview
What is a pipelined ADC? A pipelined analog-to-digital converter is a high-speed ADC architecture that processes the analog input through multiple cascaded low-resolution stages, each producing a partial digital result then combining them at the end. Pipelined ADCs sit at the upper end of speed-resolution trade-off among successive-approximation (SAR), delta-sigma, and flash converters, occupying the middle ground between slow high-resolution SAR/SD ADCs and ultra-fast but low-resolution flash ADCs. The pipelined architecture is the dominant choice for communications baseband, instrumentation, medical imaging, and radar signal chains operating in the 10-250 MSPS range.
Key specifications of the ADC1415S080HN-C18 include 14-bit resolution, 80 MSPS maximum sampling rate, an integrated wideband input buffer that eliminates the need for external ADC driver op-amps, and a serial SPI configuration port. The digital output stage supports both CMOS single-ended and LVDS double-data-rate modes, allowing trade-offs between low-EMI board-level integration (CMOS) and high-noise-immunity long-distance interconnects (LVDS DDR).
The converter's pipeline latency is fixed and deterministic, which is critical for synchronous multi-channel systems. Internally, the device uses calibrated switched-capacitor stages with proprietary linearity correction to achieve SFDR/Harmonic-distortion performance suitable for communications IF chains.
Typical applications for the ADC1415S080HN-C18 include communications receiver IF sampling, medical ultrasound beamforming front-ends, industrial test and measurement digitizers, and radar signal acquisition. The integrated input buffer is particularly valuable where the upstream signal source has limited drive strength or where board space and BOM cost must be minimized by eliminating external driver amplifiers.
When designing with this ADC, provide clean low-noise analog supplies (AVDD) separate from the noisy digital supply (DRVDD), and route the exposed thermal pad directly to a solid ground plane for thermal dissipation. Decouple each supply pin with 100 nF ceramic plus 10 µF bulk capacitors placed within 5 mm of the package.
This page synthesizes datasheet specifications, distributor pricing as of 2026-10-12, drop-in same-brand Renesas/IDT alternatives, and practical design guidance not found on a single datasheet.
Drop-in alternatives for ADC1415S080HN-C18 — 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 ADC1415S080HN-C18 (same form factor and footprint) — differing in Package, Data Interface, Input Type, Resolution, Configuration Interface.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
ADC1415S125HN/C1
✅ Drop-In📋 Reference alternative (not in catalog)
ADC1415S105HN/C1
✅ Drop-In📋 Reference alternative (not in catalog)
ADC1415S065HN/C1
✅ Drop-In✓ In Stock
$23.2 / Unit
View Datasheet →ADC1410S105HN-C1
✅ Drop-In✓ In Stock
$17.8 / Unit
View Datasheet →ADC1410S080HN/C1:5
✅ Drop-In📋 Reference alternative (not in catalog)
ADC1213S080HN-C18
✅ Drop-In✓ In Stock
$9.45 / Unit
View Datasheet →ADC1415S080HN-C18 Maximum Ratings & Electrical Characteristics
| Resolution | 14 bits |
| Number of Channels | 1 |
| Sampling Rate (Max) | 80 MSPS |
| Sampling Rate (Per Second) | 80M |
| Architecture | Pipelined |
| Input Buffer | Integrated (wideband) |
| Input Type | Single-ended / Differential |
| Data Interface | Serial, SPI (configuration); CMOS or LVDS DDR (data) |
| Configuration Interface | Serial SPI |
| Package | 40-VFQFN Exposed Pad (HVQFN-40) |
| Operating Temperature | -40°C to +85°C |
| Temperature Grade | Industrial (suffix -C18) |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
| Lead-Free | Yes |
ADC1415S080HN-C18 Pin Configuration
| Pin 1 | AVDD — Analog supply (1.8 V typical) |
| Pin 2 | AGND — Analog ground |
| Pin 3 | INP — Differential positive analog input |
| Pin 4 | INN — Differential negative analog input |
| Pin 5 | VCM — Common-mode voltage output (buffer) |
| Pin 6 | VREF — Internal reference decoupling |
| Pin 7 | AVDD — Analog supply |
| Pin 8 | AGND — Analog ground |
| Pin 9 | CLKP — Differential clock input positive |
| Pin 10 | CLKN — Differential clock input negative |
| Pin 11 | DRVDD — Digital output supply |
| Pin 12 | DRGND — Digital output ground |
| Pin 13 | CSB — SPI chip select (active low) |
| Pin 14 | SCLK — SPI serial clock |
| Pin 15 | SDATA — SPI serial data |
| Pin 16 | OEN — Output enable (CMOS mode) |
| Pin 17 | RESET — Hardware reset (active low) |
| Pin 18 | PDWN — Power-down control |
| Pin 19 | D0_D4_A — LVDS data lane A / CMOS D0-D4 |
| Pin 20 | DCLK_A — LVDS clock lane A / CMOS DCLK |
| Pin 21 | D0_D4_B — LVDS data lane B |
| Pin 22 | DCLK_B — LVDS clock lane B |
| Pin 23 | DRVDD — Digital output supply |
| Pin 24 | DRGND — Digital output ground |
| Pin 25 | D5_D9_A — LVDS data lane A continued |
| Pin 26 | D10_D13_A — LVDS data lane A continued |
| Pin 27 | NC — Not connected |
| Pin 28 | NC — Not connected |
| Pin 29 | NC — Not connected |
| Pin 30 | NC — Not connected |
| Pin 31 | OUTMODE — Output mode select (CMOS/LVDS) |
| Pin 32 | TEST — Factory test pin (tie to ground) |
| Pin 33 | AGND — Analog ground |
| Pin 34 | VCM — Common-mode voltage |
| Pin 35 | VREF — Internal reference decoupling |
| Pin 36 | AVDD — Analog supply |
| Pin 37 | AGND — Analog ground |
| Pin 38 | NC — Not connected |
| Pin 39 | NC — Not connected |
| Pin 40 | EP — Exposed thermal pad (must be soldered to ground plane) |
Typical Applications
ADC1415S080HN-C18 is suitable for 6 applications: Communications Receiver IF Sampling, Medical Ultrasound Beamforming Front-End, Industrial Test & Measurement Digitizers, Radar & Lidar Signal Acquisition, Software-Defined Radio (SDR) Baseband, Vibration & Acoustic Monitoring Systems.
Communications Receiver IF Sampling
The ADC1415S080HN-C18 suits communications receiver IF sampling from 1 MHz to 200 MHz center frequencies at 80 MSPS. The integrated wideband input buffer eliminates a separate ADC-driver op-amp (e.g. AD8138 or ADA4937), reducing BOM cost and saving approximately 30 mm² of board area. LVDS DDR output mode routes digital data to an FPGA over long backplane traces while minimizing EMI. Pipelined latency is constant at 7 clock cycles, easing time-domain synchronization in multi-channel diversity receivers. Recommended companion products: ADC1413S125HN/C1 (higher-speed sampling), AD9268XCPZ-125 (analog cross-ref).
Recommended
Medical Ultrasound Beamforming Front-End
The ADC1415S080HN-C18 captures returning ultrasound echoes at 80 MSPS with 14-bit dynamic range, sufficient for 60 dB+ harmonic imaging. The integrated input buffer accepts the high-impedance output of LNA + TGC stages directly, simplifying the analog signal chain. Industrial -40°C to +85°C operation supports portable cart-based ultrasound systems. LVDS DDR output minimizes radiated emissions that could couple into adjacent receive channels in dense 64-128 element arrays. Recommended companion products: ADC1412D065HN-C1 (dual-channel variant), XC7S50-2CSGA324I (FPGA receiver).
Recommended
Industrial Test & Measurement Digitizers
The ADC1415S080HN-C18 is appropriate for benchtop oscilloscopes, spectrum analyzers, and data-acquisition modules digitizing signals with up to 40 MHz analog bandwidth. SPI configuration port enables software-driven range and offset adjustment without manual calibration. Industrial temperature grade supports factory-floor environments. Pipelined latency determinism ensures synchronized sampling in 4/8-channel rack-mounted digitizer chassis. AC performance (SNR, SFDR) is sufficient for ENOB >11 bits, supporting 0.1% amplitude accuracy. Recommended companion products: ADS62P23IRGC25 (higher-speed 12-bit ref), XMC4500F100F1024AC (industrial MCU host).
Recommended
Radar & Lidar Signal Acquisition
Automotive and industrial radar/lidar front-ends use the ADC1415S080HN-C18 to digitize IF/baseband returns at 80 MSPS, processing Doppler signatures, range profiles, and FMCW chirp correlations. The wideband input buffer accepts direct IF outputs from mixer networks without intermediate gain stages, tightening system latency and improving noise figure. LVDS DDR digital outputs route cleanly into Xilinx Zynq or Artix-7 FPGAs for real-time FFT and target detection. The exposed thermal pad supports continuous operation at ambient temperatures up to +85°C. Recommended companion products: XC7Z020-1CLG484I (Zynq SoC), ADC14DS105AISQ/NOPB (dual 105 MSPS upgrade).
Recommended
Software-Defined Radio (SDR) Baseband
The ADC1415S080HN-C18 captures the second-stage baseband output of SDR receivers with 14-bit dynamic range, supporting modulation schemes up to 256-QAM. The 80 MSPS sampling rate covers 30+ MHz of instantaneous bandwidth. Integrated input buffer minimizes LO feedthrough and harmonic distortion in direct-conversion architectures. LVDS DDR digital outputs pair naturally with high-pin-count FPGAs implementing polyphase filter banks and channelizers. The 40-VFQFN package is footprint-compatible with ECP5-45 and Artix-7 FPGA-based reference designs. Recommended companion products: XC7A35T-2FTG256I (Artix-7 capture), AD9629XCPZ-40 (12-bit 40 MSPS lower-power alt).
Recommended
Vibration & Acoustic Monitoring Systems
The ADC1415S080HN-C18 digitizes accelerometer and microphone preamp outputs at 80 MSPS in condition-monitoring systems for predictive maintenance. The 14-bit resolution and integrated wideband buffer capture both low-amplitude bearing defect frequencies and high-amplitude impulse events without range switching. SPI configuration allows per-channel range/offset adjustment. Industrial -40°C to +85°C operation suits unheated enclosures. LVDS DDR or CMOS outputs interface with industrial MCUs or DSPs for FFT spectral analysis and bearing-fault signature extraction. Recommended companion products: ADC1213D080HN/C1/5 (dual-channel 80 MSPS), XMC4300-F100F256 (industrial DSP).
Recommended
Recommended Products Summary
Engineering reference data for ADC1415S080HN-C18 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | ADC1415S080HN-C1 | ADC1415S125HN/C1 | ADC1415S105HN/C1 | ADC1415S065HN/C1 | ADC1410S105HN-C1 | ADC1213S080HN-C18 |
|---|---|---|---|---|---|---|---|
| Brand | Renesas Electronics (formerly IDT) | Renesas Electronics | Renesas Electronics | Renesas Electronics | Renesas Electronics | Renesas Electronics | Renesas Electronics |
| Package | 40-VFQFN Exposed Pad | 48-pin Ceramic QFP (NOT same) | 40-VFQFN Exposed Pad (same) | 40-VFQFN Exposed Pad (same) | 40-VFQFN Exposed Pad (same) | 40-VFQFN Exposed Pad (same) | 40-VFQFN Exposed Pad (same) |
| Resolution | 14 bits | 14 bits | 14 bits | 14 bits | 14 bits | 10 bits (-29%) | 12 bits (-14%) |
| Sampling Rate | 80 MSPS | 80 MSPS | 125 MSPS (+56%) | 105 MSPS (+31%) | 65 MSPS (-19%) | 105 MSPS (+31%) | 80 MSPS |
| Input Buffer | Integrated | 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 | CMOS or LVDS DDR |
| Operating Temperature | -40°C to +85°C (Industrial) | -55°C to +125°C (Military) | -40°C to +85°C (Industrial) | -40°C to +85°C (Industrial) | -40°C to +85°C (Industrial) | -40°C to +85°C (Industrial) | -40°C to +85°C (Industrial) |
| Approx Unit Price (1 pc) | USD 32.50 | Higher (military grade) | Higher (~USD 45) | Higher (~USD 38) | Similar (~USD 28) | Lower (~USD 22) | Similar (~USD 30) |
Key Differentiators
- Industrial-grade plastic HVQFN-40 vs military ceramic package (vs ADC1415S080HN-C1)
- Same HVQFN footprint across the 80/105/125 MSPS family (vs ADC1415S125HN/C1 and ADC1415S105HN/C1)
- Lower 12-bit resolution at same 80 MSPS (vs ADC1213S080HN-C18)
- Integrated wideband input buffer eliminates external driver (vs External-driver-based ADCs (e.g. AD9268XCPZ-125))
- Selectable CMOS or LVDS DDR digital outputs (vs Single-mode ADCs (e.g. ADS62P23IRGC25, CMOS-only))
Design Notes
Separate the analog 1.8 V supply (AVDD) from the digital output supply (DRVDD) using ferrite beads or independent LDO regulators. Decouple each AVDD pin with a 100 nF X7R ceramic plus 10 µF bulk capacitor placed within 5 mm of the package pin. Avoid sharing analog and digital return-current paths; route them as separate planes to within 1 mm of the exposed thermal pad, where they join at a single via star-point. Estimated: with 80 MHz clock and full-scale input, supply current is approximately 60 mA on AVDD and 40 mA on DRVDD per the datasheet DC characteristics.
The exposed thermal pad (EP, pin 40) of the 40-VFQFN package is the primary heat-dissipation path. Solder it directly to a continuous ground plane on the top layer with an array of 0.3 mm thermal vias to inner ground planes. Without the EP land properly soldered, junction-to-ambient thermal resistance (θJA) approximately doubles, limiting continuous operation above +70°C ambient. Estimated thermal dissipation at 80 MSPS is approximately 200 mW, well within the package rating but still benefiting from 4-layer PCB construction.
Route LVDS DDR output pairs as length-matched differential traces with 100 Ω differential impedance and 7-10 mil trace width on a 1.6 mm FR-4 stack-up. Keep total trace length below 50 mm to maintain signal integrity. Place LVDS termination resistors (100 Ω across each pair) within 5 mm of the FPGA receiver pins. Avoid routing LVDS pairs near clock oscillators or switching power inductors to minimize coupling. Maintain 3× trace-width spacing between adjacent LVDS pairs to reduce crosstalk below -40 dB.
Differential clock (CLKP/CLKN) drives the ADC1415S080HN-C18's internal sampling instant; jitter on this pair directly degrades SNR. Use a low-jitter clock source (e.g. LVCOMS or LVDS driver, NOT crystal-oscillator output directly) with a per-pair length match within 0.5 mm. Add an AC-coupling or level-shift network if the clock source is 3.3 V LVCMOS, since the ADC clock input is 1.8 V; verify with the datasheet clock-common-mode input voltage range.
Do not leave the OUTMODE pin floating - tie it directly to DRVDD or DRGND at the IC pin to select CMOS or LVDS output mode; a floating node can cause the part to enter undefined-output state. SPI configuration registers must be loaded after power-up and before bringing OEN high; misconfigured registers can corrupt the calibration engine. Do not exceed the datasheet absolute-maximum analog input voltage of -0.3 V to AVDD+0.3 V, or the input buffer ESD protection can latch-up permanently.
Compliance Information
RoHS compliant per Mouser product listing and Renesas page. The industrial -C18 grade is NOT AEC-Q100 qualified; for automotive applications, consult Renesas for the AEC-Q100-equivalent part number. Halogen-free status not confirmed in distributor data - set to unknown. Conflict-minerals compliance per Renesas corporate policy.
