NXP Semiconductors ADC1003S030TS/C1:1

Overview

ADC1003S030TS/C1:1 from NXP Semiconductors is a 10-bit, 30 MHz sampling rate analog-to-digital converter with internal voltage reference regulator, TTL/CMOS-compatible digital I/O, and in-range (IR) CMOS output. It performs single-cycle conversion without external sample-and-hold or buffer amplifiers, targeting high-fidelity video digitization and radar signal acquisition.

For engineers reviewing the ADC1003S030TS/C1:1 datasheet, ADC1003S030TS/C1:1 pinout, ADC1003S030TS/C1:1 application, or ADC1003S030TS/C1:1 equivalent, key selection criteria include its 30 MHz clock limit, 9.4 effective bits at 4.43 MHz input, ±0.8 LSB INL, 235 mW typical power dissipation, and SSOP28 package with separate analog/digital/output supply domains.

Technical Context

This ADC employs a resistor ladder architecture with programmable reference pins (RB, RM, RT) and internal voltage regulator to stabilize V_ref(dif) at 2.3 V ±0.05 V. Its analog input accepts up to 1.95 V_p-p full-scale sine wave with 15 MHz bandwidth and supports DC sampling.

Digital interface uses asynchronous TTL/CMOS-compatible inputs (CLK, TC, OE) and 10-bit CMOS outputs (D0–D9) plus IR flag, all referenced to independent OGND. Output supply VCCO is configurable from 3.0 V to 5.25 V, enabling level-shifting to downstream logic.

Key Specifications

Pinout & Package

ADC1003S030TS/C1:1 is housed in a plastic shrink small outline package (SSOP28), SOT341-1, with 28 leads and 5.3 mm body width. Thermal resistance is 110 K/W (junction-to-ambient, free air).

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar analog-to-digital conversion applications.

Compared with ADC1004S030, the ADC1003S030TS/C1:1 offers integrated reference regulation for simpler power design, while ADC0804S030 trades resolution for lower cost and power - making ADC1003S030TS/C1:1 optimal for video and radar where 10-bit linearity and 9.4 ENOB are mandatory.

Availability

ADC1003S030TS/C1:1 is available at Aetrix Electronics and suitable for video data digitizing, radar signal acquisition, and transient signal analysis requiring stable component supply across industrial temperature ranges (−40 °C to +85 °C).

Supply support for ADC1003S030TS/C1:1 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 company headquartered in Eindhoven, Netherlands, specializing in secure connectivity solutions for automotive, industrial, and consumer markets.

The ADC1003S030TS/C1:1 belongs to NXP's high-speed data converter product line, engineered specifically for professional video, radar, and instrumentation systems demanding low-latency, high-linearity digitization with minimal external components.

FAQ

What is the maximum clock frequency supported by ADC1003S030TS/C1:1?

The ADC1003S030TS/C1:1 supports a maximum clock frequency of 30 MHz, as confirmed in Table 1 (Quick reference data) and Table 6 (Characteristics). This defines its real-time sampling capability and is strictly limited to this value - exceeding it risks non-monotonic behavior or data corruption. The device achieves one-cycle conversion at this rate, with specified timing parameters including 8.5 ns minimum HIGH pulse width.

Does ADC1003S030TS/C1:1 require an external reference voltage?

No, ADC1003S030TS/C1:1 includes an internal voltage reference regulator that establishes V_RT − V_RB = 2.25–2.35 V. External reference is optional and only recommended if higher precision or multi-device matching is needed; the ADC1004S030 variant is designated for such external-reference use cases per the General Description section.

What are the supply voltage requirements for ADC1003S030TS/C1:1?

ADC1003S030TS/C1:1 requires three independent supplies: VCCA = 4.75–5.25 V (analog core), VCCD = 4.75–5.25 V (digital logic), and VCCO = 3.0–5.25 V (output drivers). Per Table 6, supply voltage differences must stay within ∆VCC limits (e.g., |VCCA − VCCD| ≤ 0.2 V) to ensure proper operation and avoid latch-up.

How does the IR (In-Range) output function on ADC1003S030TS/C1:1?

The IR pin (Pin 26) outputs HIGH when the analog input produces a valid 10-bit code between 0 and 1023. It goes LOW during underflow (<1.455 V) or overflow (>3.405 V), providing hardware-level range validation without software polling. This signal is CMOS-compatible and referenced to OGND, enabling direct connection to FPGA or microcontroller interrupt inputs.

Is ADC1003S030TS/C1:1 pin-compatible with other members of the ADC1003S family?

Yes, ADC1003S030TS/C1:1 shares identical pinout, package (SSOP28/SOT341-1), and functional interface with ADC1003S040TS and ADC1003S050TS. The only difference is maximum clock rating (30/40/50 MHz), allowing drop-in replacement in designs where timing margin permits - though system-level validation of timing margins and ENOB at higher frequencies remains essential.