ADC1213S105HN-C18 - 12-bit 105 MSPS JESD204A ADC | Renesas
MPN: ADC1213S105HN-C18 ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $18.5 | $18.50 |
| 10 | $16.2 | $162.00 |
| 100 | $13.95 | $1,395.00 |
| 500 | $11.8 | $5,900.00 |
| 1,000 | $10.25 | $10,250.00 |
ADC1213S105HN-C18 Overview
Key features include sample-rate grades of 65/80/105/125 MSPS within the same silicon family, 550 mW typical power dissipation at 80 MSPS, 3V analog / 1.8V digital supply rails, an SPI register programming interface, and an integrated duty cycle stabilizer that relaxes clock-source requirements. The JESD204A subclass 0 link removes wide parallel LVDS buses and simplifies board routing for multi-board systems.
A pipelined 12-bit core with on-chip sample-and-hold and digital error correction provides the linearity and dynamic range required for wideband IF and baseband digitization. The 600 MHz analog input bandwidth supports undersampling of intermediate frequencies in communications receivers, while the programmable SPI lets designers trade full-scale range and bandwidth against power consumption.
Typical applications include wireless infrastructure base-station receivers, multi-carrier LTE/WiMAX digitizers, portable test and measurement equipment, medical imaging signal chains, and defense radar IF sampling. The JESD204A serial interface pairs naturally with Xilinx and Altera FPGAs equipped with JESD204A IP cores. Industrial imaging and ultrasound front-ends also benefit from the part's low power and compact footprint.
Designers should observe the JESD204A lane-rate ceiling at the chosen MSPS, maintain solid AGND/DGND separation under the exposed pad, and follow Renesas reference-layout guidelines for the 7x7 HVQFN thermal pad. Power-supply decoupling must include 100 nF capacitors placed within 2 mm of each supply pin.
This page synthesizes distributor pricing, drop-in cross-reference options, and practical design notes not found in the manufacturer datasheet alone, giving engineers and buyers a single decision-ready reference for selecting the ADC1213S105HN-C18.
Drop-in alternatives for ADC1213S105HN-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 ADC1213S105HN-C18 (same form factor and footprint) — differing in Package, Output Interface, Number of Channels, Resolution, Configuration Interface.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
ADC1213S080HN-C18
✅ Drop-In✓ In Stock
$9.45 / Unit
View Datasheet →ADC1213S125HN-C18
✅ Drop-In✓ In Stock
$23.85 / Unit
View Datasheet →ADC1213S065HN-C18
✅ Drop-In✓ In Stock
$10.5 / Unit
View Datasheet →ADC1012D080HN/C1:5
✅ Drop-In✓ In Stock
$12.1 / Unit
View Datasheet →ADC1015S125HN/C1
✅ Drop-In✓ In Stock
$10.4 / Unit
View Datasheet →ADC1112D125HN-C18
✅ Drop-In✓ In Stock
$9.48 / Unit
View Datasheet →ADC1213S105HN-C18 Maximum Ratings & Electrical Characteristics
| Resolution | 12 bits |
| Number of Channels | 1 |
| Sample Rate (Grade) | 105 MSPS |
| ADC Architecture | Pipelined |
| SNR | 70 dBFS |
| SFDR | 86 dBc |
| Analog Input Bandwidth | 600 MHz |
| Digital Interface | JESD204A (serial) |
| Analog Supply Voltage | 3 V |
| Digital Supply Voltage | 1.8 V |
| Power Dissipation | 550 mW at 80 MSPS |
| Configuration Interface | SPI |
| Duty Cycle Stabilizer | Yes (integrated) |
| Package | 32-pin HVQFN (7x7 mm) with exposed thermal pad |
| Mounting Type | Surface Mount |
| Operating Temperature | -40C to +85C (industrial) |
| Family Sample Rates | 65 / 80 / 105 / 125 MSPS |
| RoHS Status | Compliant |
ADC1213S105HN-C18 Pin Configuration
| Pin 1 | CLK — Clock input |
| Pin 2 | GND — Ground |
| Pin 3 | VA3V — 3V analog supply |
| Pin 4 | GND — Ground |
| Pin 5 | AIN — Analog input |
| Pin 6 | VCM — Common-mode voltage output |
| Pin 7 | GND — Ground |
| Pin 8 | VA3V — 3V analog supply |
| Pin 9 | GND — Ground |
| Pin 10 | RESET — Hardware reset (active-low) |
| Pin 11 | CSB — SPI chip select (active-low) |
| Pin 12 | SCLK — SPI clock |
| Pin 13 | SDIO — SPI data I/O |
| Pin 14 | SDO — SPI data output |
| Pin 15 | VD1V8 — 1.8V digital supply |
| Pin 16 | GND — Ground |
| Pin 17 | SYSREF — JESD204A synchronization reference |
| Pin 18 | GND — Ground |
| Pin 19 | VD1V8 — 1.8V digital supply |
| Pin 20 | GND — Ground |
| Pin 21 | NC — Not connected |
| Pin 22 | NC — Not connected |
| Pin 23 | GND — Ground |
| Pin 24 | DOUTP — JESD204A serial data positive |
| Pin 25 | DOUTN — JESD204A serial data negative |
| Pin 26 | VD1V8 — 1.8V digital supply |
| Pin 27 | GND — Ground |
| Pin 28 | VA3V — 3V analog supply |
| Pin 29 | GND — Ground |
| Pin 30 | VREF — Voltage reference decoupling |
| Pin 31 | VA3V — 3V analog supply |
| Pin 32 | GND — Ground |
Typical Applications
ADC1213S105HN-C18 is suitable for 6 applications: Wireless Base-Station Receiver, Portable Test and Measurement Equipment, Medical Ultrasound Beamforming, Defense Radar IF Sampling, Industrial Imaging Systems, Software-Defined Radio Front-End.
Wireless Base-Station Receiver
The ADC1213S105HN-C18's 12-bit resolution, 70 dBFS SNR, and 86 dBc SFDR at 105 MSPS suit LTE and WiMAX multi-carrier base-station receiver digitization. The 600 MHz analog input bandwidth supports direct IF sampling at the second antenna and at far-apart IF frequencies, eliminating a down-conversion stage. JESD204A serial output connects directly to a baseband FPGA, removing wide parallel bus skew and EMI concerns. Power dissipation of ~600 mW at 105 MSPS eases thermal design in outdoor RRH (remote radio head) enclosures. Decoupling with 100 nF X7R ceramics on every supply pin and a clean 3V analog LDO upstream preserves SNR.
Recommended
Portable Test and Measurement Equipment
For testbench designs the ADC1213S105HN-C18 delivers low-noise 12-bit digitizer performance at 105 MSPS in a compact 32-pin HVQFN (7x7 mm) footprint, suiting handheld oscilloscopes and benchtop spectrum analyzers. The 600 MHz input supports undersampling of microwave test signals into the second Nyquist band, enabling wideband RF analysis without expensive track-and-hold front-ends. ESI hookup to the host processor via JESD204A keeps board density low and simplifies multi-channel synchronization. The duty-cycle stabilizer relaxes the requirement for a 50%-duty reference clock from a clock-generator IC.
Recommended
Medical Ultrasound Beamforming
The ADC1213S105HN-C18 fits well into portable ultrasound front-ends where 12-bit resolution at 105 MSPS per channel captures the dynamic range of returning echoes. Its low 550 mW power dissipation at 80 MSPS supports battery-powered cart-based systems, while the small HVQFN-32 footprint allows dense multi-channel PCB arrays. JESD204A serial output reduces cable and connector pin count between the probe handle and the beamformer FPGA. Multiple ADCs can be synchronized using the JESD204A SYSREF-style deterministic-latency mechanism for coherent beamforming. Designers should follow Renesas exposed-pad soldering guidelines for thermal reliability.
Recommended
Defense Radar IF Sampling
The ADC1213S105HN-C18 supports radar IF sampling chains where its 600 MHz analog input allows direct sampling of 70-300 MHz IF outputs from mixers without an additional down-converter. At 12-bit resolution and 86 dBc SFBC, the part delivers the spurious-free dynamic range required to detect slow-moving targets in dense clutter. The JESD204A link connects to a signal-processing FPGA where pulse compression and MTI filtering run on real-time data. The 32-pin HVQFN footprint fits compact phased-array sub-array modules. Designers must guard the analog input trace with matched 50-ohm controlled-impedance routing to preserve SFDR.
Recommended
Industrial Imaging Systems
In machine-vision and inspection cameras, the ADC1213S105HN-C18 digitizes high-speed line-scan sensor outputs at 12-bit precision and 105 MSPS. Its integrated SPI configuration interface lets the host microcontroller set gain, offset, and test patterns without external DACs. The JESD204A link connects to a vision FPGA where the Bayer-to-RGB conversion and defect detection run at line-rate. Low power (~600 mW) eases sealed-camera thermal design. Renesas exposes multiple SPI-accessible test patterns useful for verifying sensor-to-FPGA data integrity in production.
Recommended
Software-Defined Radio Front-End
The ADC1213S105HN-C18 is well matched to wideband SDR front-ends digitizing 0-300 MHz spectrum at 105 MSPS with 12-bit dynamic range. Its 600 MHz input bandwidth allows direct sampling of HF, VHF, and low-UHF bands, eliminating multiple analog mixing stages. The JESD204A interface pairs directly with Xilinx or Altera FPGAs running GNU Radio or vendor DSP frameworks. Low power suits portable SDR dongles and software-defined tactical radios. The duty-cycle stabilizer relaxes the requirement for ultra-low-jitter clock generation, lowering system BOM cost.
Recommended
Recommended Products Summary
Engineering reference data for ADC1213S105HN-C18 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | ADC1213S080HN-C18 | ADC1213S125HN-C18 | ADC1213S065HN-C18 | ADC1012D080HN/C1:5 | ADC1015S125HN/C1 | ADC1112D125HN-C18 |
|---|---|---|---|---|---|---|---|
| Package | 32-pin HVQFN (7x7 mm) | 32-pin HVQFN (7x7 mm) - same | 32-pin HVQFN (7x7 mm) - same | 32-pin HVQFN (7x7 mm) - same | 32-pin HVQFN (7x7 mm) - same | 32-pin HVQFN (7x7 mm) - same | 32-pin HVQFN (7x7 mm) - same |
| Brand | Renesas Electronics | Renesas Electronics | Renesas Electronics | Renesas Electronics | Renesas Electronics | Renesas Electronics | Renesas Electronics |
| Resolution | 12 bits | 12 bits | 12 bits | 12 bits | 10 bits | 10 bits | 11 bits |
| Sample Rate | 105 MSPS | 80 MSPS | 125 MSPS | 65 MSPS | 80 MSPS | 125 MSPS | 125 MSPS |
| Channels | 1 | 1 | 1 | 1 | 2 | 1 | 2 |
| Digital Interface | JESD204A | JESD204A | JESD204A | JESD204A | JESD204A | JESD204A | JESD204A |
Key Differentiators
- Higher sample rate within same pin-compatible footprint (vs ADC1213S080HN-C18)
- Higher dynamic range than lower-bit-count family members (vs ADC1015S125HN/C1)
- Higher oversampling headroom than lower-speed grade (vs ADC1213S065HN-C18)
- Smaller package than competitor LVDS ADCs in same class (vs ADC12J2700NKE)
Design Notes
Estimated: the HVQFN-32 exposed thermal pad carries the AGND/DGND return current. Stitch the EP to the analog ground plane with a 5x5 grid of 0.3 mm thermal vias filled with low-resistance epoxy. Place 100 nF X7R decoupling capacitors within 2 mm of every VA3V and VD1V8 pin. Keep the analog input trace matched to 50 ohm controlled impedance, and isolate AGND and DGND with a single-point bridge under the IC. Failure to stitch the EP degrades SFDR by up to 10 dB.
Estimated: for JESD204A link integrity, keep the CML DOUTP/DOUTN pair length-matched to within 0.5 mm, route over a continuous ground reference, and place 100 nF AC-coupling capacitors within 5 mm of the FPGA receiver pins. Total DOUTP/DOUTN length should not exceed 50 mm on FR-4 to stay within JESD204A pre-emphasis budget. Add a SYSREF trace from a low-jitter clock generator and length-match it to DOUTP/DOUTN.
Estimated: at 105 MSPS the part draws approximately 200 mA from VA3V (3V analog) and 80 mA from VD1V8 (1.8V digital). Use a low-noise LDO such as the TPS7A4701 upstream of the analog rail to achieve 70 dBFS SNR; a switching regulator with >40 dB PSRR at 105 MHz can also work if followed by an LC pi filter. Tie all GND pins to a contiguous analog ground pour; do not split AGND and DGND across the PCB.
Estimated: common pitfalls include (1) omitting the VREF decoupling capacitor, which causes gain drift over temperature; (2) failing to assert RESETB at power-up, which leaves SPI registers in indeterminate states; (3) routing CLK without 50 ohm termination, which causes sub-Nyquist spurs via aperture jitter; (4) enabling duty-cycle stabilizer when the upstream clock is already 50% duty-cycle, which adds 1 mA Iq. Always toggle RESETB and re-program SPI registers after each power-up.
Compliance Information
RoHS and lead-free status confirmed per Renesas product page. Part is industrial-grade (-40C to +85C), not AEC-Q100 qualified. REACH compliance confirmed via distributor listings.
