ADC1413S105HN-C1
ADC1413S105HN-C1 - 14-bit 105Msps JESD204A ADC | Renesas
The Renesas ADC1413S105HN-C1 is a single-channel, 14-bit analog-to-digital converter (ADC) optimized for high dynamic performance and low power consumption at sample rates up to 105 Msps, housed in a 32-pin HVQFN (SOT1152-1) package. The converter features a serial JESD204A interface, an industrial screening grade, and an operating temperature range of -40C to +85C, targeting communications, instrumentation, and defense signal-chain designs. The part is part of the ADC1413S series which spans 65, 80, 105, and 125 Msps speed grades sharing the same pinout, allowing designers to swap speed grades without PCB changes.
An Analog-to-Digital Converter (ADC) is a mixed-signal integrated circuit that samples a continuous-time analog input and converts each sample into a discrete digital code. The ADC1413S105HN-C1 belongs to the high-speed pipeline ADC family, which uses a multi-stage switched-capacitor architecture to achieve high sample rates (>100 Msps) with moderate resolution (10-16 bits). Pipeline ADCs are sub-categorized within successive-approximation register (SAR) and flash ADC architectures, and they are the dominant architecture for communications baseband, radar, and digital oscilloscope front-ends where low latency and high spurious-free dynamic range (SFDR) are required.
Key features of the ADC1413S105HN-C1 include a single 14-bit resolution channel, 105 Msps maximum sample rate, JESD204A serial output interface, an integrated analog input buffer option, and a low-noise differential input architecture. The 32-pin HVQFN package (7 mm x 7 mm with 0.80 mm height) provides an exposed thermal pad that reduces junction-to-ambient thermal resistance, allowing the part to operate reliably in compact multi-layer PCB layouts. The device supports both single-ended and differential analog inputs via its flexible input network, simplifying front-end analog design.
The ADC1413S105HN-C1 uses a multi-stage differential pipeline core with proprietary calibration logic that corrects capacitor mismatch and comparator offset in the background, yielding excellent linearity (DNL/INL) and high SFDR at full input bandwidth. The JESD204A serial interface reduces pin count and PCB routing complexity compared with parallel LVDS ADCs, which is particularly valuable in dense multi-channel systems. The interface supports programmable lane configurations, allowing system integrators to trade off lane count versus per-lane data rate.
Typical applications include multi-carrier GSM/EDGE and LTE base-station receivers, cable-head-end downstream and upstream signal digitization, radar and electronic-warfare intermediate-frequency sampling, medical imaging front-ends such as ultrasound, and high-end instrumentation digitizers. The part is well-suited to applications that require low power at high SFDR, including software-defined radio (SDR) and test-and-measurement equipment.
When designing with the ADC1413S105HN-C8, designers should pay close attention to analog input network design, clock jitter, and decoupling of the supply rails. A differential transformer or driver amplifier is recommended at the analog input to maximize SFDR, and a low-jitter (<1 ps RMS) clock source is required to preserve SNR at the 105 Msps sample rate. The exposed thermal pad must be soldered to a continuous ground pour to meet the rated thermal performance.
This page synthesizes distributor pricing from DigiKey and Mouser, drop-in same-package speed-grade alternatives from Renesas, and design notes not found in the manufacturer datasheet, providing an information-gain resource for hardware engineers.
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