NXP Semiconductors ADC1415S105HN/C1,5

Overview

ADC1415S105HN/C1 from NXP Semiconductors is a single-channel, 14-bit pipelined analog-to-digital converter optimized for high dynamic performance and low power at 105 Msps sample rate. It features an integrated input buffer, LVDS DDR or CMOS digital outputs, and SPI programmability for full-scale range (1–2 V_p-p). It delivers 71.8 dBFS SNR and 85 dBc SFDR at 70 MHz input, making it suitable for high-IF receiver chains in wireless infrastructure.

For engineers reviewing the ADC1415S105HN/C1 datasheet, ADC1415S105HN/C1 pinout, ADC1415S105HN/C1 application, or ADC1415S105HN/C1 equivalent, key selection criteria include its 105 Msps throughput with 600 MHz input bandwidth, flexible 1.8–3.3 V digital I/O supply, duty cycle stabilizer for jitter reduction, and support for offset binary/two's complement/gray code output formats.

Technical Context

The ADC1415S105HN/C1 employs a 14-bit pipelined architecture with on-chip error correction to guarantee zero missing codes across temperature and voltage ranges. Its integrated input buffer isolates the sampling stage from external drive circuitry, maintaining constant low input impedance up to 600 MHz and eliminating kickback-induced distortion.

It supports dual-output standards: CMOS (14-bit parallel D13–D0 + DAV) or LVDS DDR (multiplexed differential pairs D0_D1_P/M through D12_D13_P/M + DAVP/DAVM), selected via SPI or pin control. Clock inputs accept LVPECL or LVCMOS signals, with internal duty cycle stabilization enabled by DCS_EN configuration.

Key Specifications

Pinout & Package

HVQFN40 package: plastic thermal-enhanced very thin quad flat no-lead, 6 × 6 × 0.85 mm body, 40 terminals, exposed thermal pad (SOT618-6).

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar high-speed ADC applications.

Compared with ADC1415S125HN/C1, the ADC1415S105HN/C1 trades 20 Msps speed for lower power and relaxed clock jitter requirements; compared with ADC1215S105HN/C1, it adds 2-bit resolution and 14 dB SFDR improvement at the cost of 180 mW extra dissipation.

Availability

ADC1415S105HN/C1 is available at Aetrix Electronics and suitable for wireless infrastructure, medical ultrasound, digital predistortion, and spectral analysis applications requiring stable component supply over multi-year production cycles.

Supply support for ADC1415S105HN/C1 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

NXP Semiconductors is a global semiconductor leader focused on secure connectivity solutions for automotive, industrial, and communications markets.

The ADC1415S series was designed for high-performance, low-power digitization in RF-intensive systems-specifically targeting high-IF sampling, software-defined radio, and real-time signal processing where input buffer linearity and clock jitter immunity are critical.

FAQ

What is the maximum input frequency supported by the ADC1415S105HN/C1?

The ADC1415S105HN/C1 supports analog input frequencies up to 170 MHz while maintaining specified dynamic performance (e.g., 80 dBc SFDR). Its 600 MHz small-signal input bandwidth ensures minimal amplitude roll-off and phase distortion across this range, enabling robust high-IF sampling without external equalization.

Does the ADC1415S105HN/C1 require external reference components?

No-the ADC1415S105HN/C1 includes an internal programmable reference that sets full-scale input range from 1 V to 2 V_p-p. Pin VREF can operate in input or output mode; when used as output, it provides a buffered 0.5–1.0 V reference for external circuitry, eliminating need for discrete reference ICs in most configurations.

How does the duty cycle stabilizer (DCS) improve ADC1415S105HN/C1 performance?

The DCS in ADC1415S105HN/C1 corrects clock duty cycle deviations in real time, reducing aperture jitter caused by asymmetric clock edges. At 170 MHz input, enabling DCS improves SFDR by up to 3 dBc and SNR by ~0.3 dBFS-critical for maintaining spurious-free operation in high-IF receiver designs where clock sources may lack precision duty cycle control.

Can the ADC1415S105HN/C1 operate with both CMOS and LVDS DDR outputs simultaneously?

No-the ADC1415S105HN/C1 supports only one digital output standard at a time: either CMOS (14-bit parallel D13–D0 + DAV) or LVDS DDR (multiplexed differential pairs). The selection is made at power-up via pin SDIO/ODS level or programmatically via SPI register configuration; simultaneous operation is not supported.

What power supply voltages does the ADC1415S105HN/C1 require?

The ADC1415S105HN/C1 requires three independent supplies: 3 V analog (VDDA3V), 5 V analog (VDDA5V), and 1.8–3.3 V digital output (VDDO). The 3 V and 5 V analog rails power the core and input buffer respectively; VDDO sets logic levels for CMOS or LVDS DDR outputs-enabling interoperability with diverse FPGA I/O banks.