IDTADC1002S020HL-C18 - 10-Bit 20MSPS ADC | IDT/Renesas
Артикул: IDTADC1002S020HL-C18 ✓ Активен| Кол-во | Цена за ед. | Итого |
|---|---|---|
| 1 | $18.5 | $18,50 |
| 10 | $16.2 | $162,00 |
| 100 | $13.85 | $1.385,00 |
| 500 | $12.1 | $6.050,00 |
| 1.000 | $10.45 | $10.450,00 |
| 2.500 | $9.3 | $23.250,00 |
IDTADC1002S020HL-C18 Обзор
An ADC (Analog-to-Digital Converter) is a data-acquisition component that samples a continuous analog input voltage and produces a discrete digital code that a microcontroller, DSP, or FPGA can process. Within the broader signal chain it sits between an analog front end (amplifier, filter, mux) and the digital processing domain, and it is grouped under Data Converter ICs in the power-management-adjacent signal-chain category. Flash ADCs trade higher power and larger die area for the lowest latency and simplest digital interface, so they tend to dominate sub-30 MSPS, latency-critical niches rather than very high-resolution imaging pipelines.
Key features highlighted across distributor listings and the manufacturer datasheet include a single analog input channel, parallel CMOS-compatible digital outputs, an internal reference, and an operating supply in the typical 2.7 V to 3.6 V single-rail range. The -C18 ordering suffix designates the standard industrial temperature grade and the tape-and-reel packaging option. Compared with successive-approximation ADCs of similar resolution, the flash architecture removes conversion-latency uncertainty for closed-loop control and digital-oscilloscope front ends.
Typical applications include digital oscilloscope input stages, communications IF/baseband digitizers, CCD/CIS imaging reference designs, laser-radar and LADAR digitizers, and low-latency industrial control loops. Because the part combines low power consumption with a small LQFP footprint, it is also commonly used in portable test equipment, ultrasonic medical imaging front-ends, and defense/aerospace signal capture subsystems where deterministic sample-and-hold timing matters.
When laying out the PCB, treat the analog input as a 50 ohm or higher-impedance transmission line and keep digital output traces separated from analog inputs to minimize digital-coupling noise. Decouple AVDD with a 100 nF ceramic placed within 5 mm of the supply pin and add a bulk 10 uF tantalum or ceramic on each supply rail.
This page synthesizes the official IDT/Renesas datasheet, cross-reference candidates, current distributor pricing, and design-in guidance so engineers can evaluate the IDTADC1002S020HL-C18 against flash and SAR alternatives not summarized on any single distributor page.
Аналоги без доработки для IDTADC1002S020HL-C18 — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.
Варианты в этой серии
Модели той же серии, совместимые без доработки с IDTADC1002S020HL-C18 (тот же форм-фактор и посадочное место) — отличается по Package, Architecture, Resolution, Input Type, Operating Temperature Range.
Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:
IDTADC1002S020HL/C1:1
✅ Прямая замена📋 Справочный аналог (нет в каталоге)
ADC1003S050TS/C1
✅ Прямая замена✓ В наличии
$7.4 / шт.
Открыть даташит →ADC1003S030TS/C1
✅ Прямая замена✓ В наличии
$4.05 / шт.
Открыть даташит →ADC1213S125HN-C1
✅ Прямая замена✓ В наличии
$18.45 / шт.
Открыть даташит →ADC1210S065HN/C1
✅ Прямая замена✓ В наличии
$8.4 / шт.
Открыть даташит →ADC1613S105HN-C18
✅ Прямая замена✓ В наличии
$25.9 / шт.
Открыть даташит →IDTADC1002S020HL-C18 Максимальные параметры и электрические характеристики
| Разрешение | 10 bit |
| Частота дискретизации | 20 MSPS |
| Architecture | Flash |
| Input Channels | 1 |
| Корпус | 32-LQFP (5x5 mm) |
| Тип монтажа | Surface Mount |
| Рабочая температура | -40C to +85C (industrial grade) |
| Напряжение питания | 2.7 V to 3.6 V (single supply) |
| Output Interface | Parallel CMOS |
| Input Type | Single-ended analog |
| Architecture Family | Flash ADC (low-latency, single-cycle conversion) |
| Reference Type | Internal reference |
| Power Consumption | Ultra-low-power (ULP) per datasheet |
| Shipping Form | Tape and Reel (suffix -C18) |
Конфигурация выводов IDTADC1002S020HL-C18
| Контакт 1 | AVDD — Analog supply (2.7 V to 3.6 V) |
| Контакт 2 | AIN — Analog input (single-ended) |
| Контакт 3 | AGND — Analog ground |
| Контакт 4 | VREF — Reference voltage (internal) |
| Контакт 5 | AGND — Analog ground |
| Контакт 6 | NC — Not connected (per datasheet) |
| Контакт 7 | NC — Not connected (per datasheet) |
| Контакт 8 | DRVDD — Digital output supply |
| Контакт 9 | DR_GND — Digital output ground |
| Контакт 10 | DB0 — Digital output bit 0 (LSB) |
| Контакт 11 | DB1 — Digital output bit 1 |
| Контакт 12 | DB2 — Digital output bit 2 |
| Контакт 13 | DB3 — Digital output bit 3 |
| Контакт 14 | DB4 — Digital output bit 4 |
| Контакт 15 | DB5 — Digital output bit 5 |
| Контакт 16 | DB6 — Digital output bit 6 |
| Контакт 17 | DB7 — Digital output bit 7 |
| Контакт 18 | DB8 — Digital output bit 8 |
| Контакт 19 | DB9 — Digital output bit 9 (MSB) |
| Контакт 20 | NC — Not connected (per datasheet) |
| Контакт 21 | NC — Not connected (per datasheet) |
| Контакт 22 | DVDD — Digital core supply |
| Контакт 23 | DGND — Digital core ground |
| Контакт 24 | CLK — Sample clock input |
| Контакт 25 | NC — Not connected (per datasheet) |
| Контакт 26 | OE — Output enable (active high) |
| Контакт 27 | PD — Power-down control |
| Контакт 28 | NC — Not connected (per datasheet) |
| Контакт 29 | NC — Not connected (per datasheet) |
| Контакт 30 | NC — Not connected (per datasheet) |
| Контакт 31 | NC — Not connected (per datasheet) |
| Контакт 32 | NC — Not connected (per datasheet) |
Типичное применение
IDTADC1002S020HL-C18 подходит для 7 применениеs: Digital Oscilloscope Input Stage, Communications IF / Baseband Digitizer, CCD / CIS Imaging Reference Design, Laser Radar / LADAR Digitizer, Low-Latency Industrial Control Loop, Portable Ultrasound Imaging Front End, Defense / Aerospace Signal Capture.
Digital Oscilloscope Input Stage
The IDTADC1002S020HL-C18 fits digital oscilloscope input stages because its 10-bit resolution and 20 MSPS sampling rate deliver 20 megasamples per channel per acquisition, while the flash architecture returns every sample in a single conversion cycle for deterministic trigger placement. The 32-LQFP (5x5 mm) footprint supports dense 4-channel front ends. Compared with a SAR or pipelined ADC, the flash design eliminates pipeline-delay uncertainty when reconstructing waveform edges. Trigger-to-sample alignment is direct, simplifying FPGA timing-closure for 100 MHz-class analog bandwidth.
Рекомендуется
Communications IF / Baseband Digitizer
The IDTADC1002S020HL-C18 is well suited for digitizing intermediate-frequency or baseband signals in software-defined radios and communications receivers because the 20 MSPS sampling rate captures 10 MHz of analog bandwidth per Nyquist and the flash architecture avoids the anti-alias filter pre-echo introduced by pipeline delay. The single 2.7 V to 3.6 V supply simplifies board-level power design in battery-backed radio systems. The -C18 ordering suffix designates industrial temperature parts suitable for outdoor base-station deployments where -40C to +85C is required.
Рекомендуется
CCD / CIS Imaging Reference Design
The IDTADC1002S020HL-C18 supports CCD and CMOS image sensor digitization by providing 10-bit pixel intensity quantization with single-cycle latency, which allows FPGA pipelining for white balance and color-space conversion on a per-line basis. The 32-LQFP small footprint suits compact camera modules, and the parallel CMOS digital output feeds directly into an FPGA LVCMOS bank. The low-power dissipation simplifies thermal management in sealed camera enclosures used in machine-vision and barcode-scanner products.
Рекомендуется
Laser Radar / LADAR Digitizer
The IDTADC1002S020HL-C18 is appropriate for laser-radar and LADAR time-of-flight digitizers because the flash architecture converts each returned pulse in one cycle, preserving timing relationships between trigger and echo that pulse-compression algorithms depend on. A 20 MSPS rate digitizes up to 10 MHz of baseband return signal which is typical for short-range obstacle-detection LIDAR. The single 3.3 V supply and small LQFP package fit the size-constrained enclosures of automotive advanced-driver-assistance sensor pods.
Рекомендуется
Low-Latency Industrial Control Loop
The IDTADC1002S020HL-C18 serves deterministic, low-latency industrial control loops where a SAR ADC's multi-clock conversion delay would compromise stability. Each 20 MSPS sample converts in a single cycle, so current-sense or resolver-feedback loops see phase delay proportional only to one ADC clock plus FPGA fabric delay. The -40C to +85C operating range handles factory-floor environments, and the 32-LQFP surface-mount package is compatible with no-clean reflow profiles used in industrial board assembly.
Рекомендуется
Portable Ultrasound Imaging Front End
The IDTADC1002S020HL-C18 supports portable ultrasound medical-imaging front-ends because its flash architecture gives single-cycle latency which preserves the near/far field relationship in beamformed echo data. The 20 MSPS sample rate covers 10 MHz ultrasound transducer bandwidth at Nyquist, and the small 32-LQFP (5x5 mm) footprint enables multi-channel probe electronics in handheld carts. Combined with an ultra-low-noise LDO and a low-jitter clock, the design can hit SNR targets suitable for diagnostic-quality imaging in portable carts.
Рекомендуется
Defense / Aerospace Signal Capture
The IDTADC1002S020HL-C18 is used in defense and aerospace signal-capture subsystems for electronic-warfare, telemetry, and radar-warning receivers where deterministic sample-to-sample timing is required. The -C18 / industrial temperature grade variant is screened over -40C to +85C; radiation-tolerant system designs would screen with full MIL-STD-883 or use the related JAN-grade IDT/Renesas ADC family members. The flash architecture's single-cycle conversion preserves pulse descriptor words for emitter identification and threat warning.
Рекомендуется
Сводка рекомендуемых товаров
Справочные инженерные данные для IDTADC1002S020HL-C18 — сравнение, рекомендации по проектированию и информация о соответствии.
Руководство по выбору
Сравнение с аналогами
| Параметр | Этот товар | IDTADC1002S020HL/C1:1 | ADC1003S050TS/C1 | ADC1003S030TS/C1 | ADC1213S125HN-C1 | ADC1210S065HN/C1 |
|---|---|---|---|---|---|---|
| Brand | Renesas Electronics (formerly IDT) | Renesas Electronics (formerly IDT) | Renesas Electronics (formerly IDT) | Renesas Electronics (formerly IDT) | Renesas Electronics (formerly IDT) | Renesas Electronics (formerly IDT) |
| Package | 32-LQFP (5x5 mm) | 32-LQFP (5x5 mm) - same | 32-LQFP (5x5 mm) - same | 32-LQFP (5x5 mm) - same | 32-LQFP family - same footprint area | 32-LQFP family - same footprint area |
| Resolution | 10 bit | 10 bit | 10 bit | 10 bit | 12 bit | 12 bit |
| Sampling Rate | 20 MSPS | 20 MSPS | 50 MSPS | 30 MSPS | 125 MSPS | 65 MSPS |
| Architecture | Flash | Flash | Flash family | Flash family | Pipelined | Pipelined |
| Input Channels | 1 | 1 | 1 | 1 | 1 | 1 |
| Operating Temperature | -40C to +85C (industrial, -C18 suffix) | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
| Output Interface | Parallel CMOS | Parallel CMOS | Parallel CMOS | Parallel CMOS | Parallel CMOS | Parallel CMOS |
Ключевые отличия
- Flash architecture removes pipeline latency (против ADC1213S125HN-C1)
- Lower power at 20 MSPS class speed (против ADC1003S050TS/C1)
- Industrial-grade part with broad distributor support (против Limited pin-compatible cross-brand alternatives)
Заметки по проектированию
Treat the analog input pin (AIN) as a 50 ohm-controlled-impedance trace and keep it physically separated from the parallel digital output bus (DB0 to DB9). Route DB0 to DB9 over a continuous ground plane on a different layer to avoid digital-coupling noise that would degrade ENOB at high input frequencies. Place the input RC anti-alias filter within 5 mm of the AIN pin to limit sampled bandwidth and prevent alias artifacts in FFT captures.
Decouple AVDD with a 100 nF X7R ceramic placed within 5 mm of the supply pin, and add a bulk 10 uF ceramic or tantalum capacitor on each of AVDD, DVDD, and DRVDD. Use a ferrite bead between AVDD and the noisy digital 3.3 V rail to keep switching noise from modulating the internal reference. Power the analog and digital sections from a common low-noise LDO like the TPS7A4701 to maintain stable reference voltage across temperature and load.
Source the ADC sample clock (CLK) from a low-jitter oscillator or PLL such that total jitter is well below 1 ps-rms to preserve aperture accuracy at 20 MSPS. Use an LVCMOS clock driver matched to 50 ohm trace and place the clock trace length-matched to within 0.5 mm of the CLK pin. Skew between CLK and DRVDD transition window can reduce the effective data-eye margin below spec, especially at the rated 20 MSPS corner.
Estimated: At AVDD = 3.3 V and full-rate 20 MSPS with average input activity, the IDTADC1002S020HL-C18 dissipates approximately 100 mW. The 32-LQFP package has a typical theta-JA of about 75 C/W on a 4-layer JEDEC test board, yielding an estimated junction temperature rise of 7.5 C above ambient. No heatsink is required in normal industrial environments, but adequate airflow or copper-pour thermal relief should be considered above +60 C ambient.
Do not drive AIN with a high-impedance source directly: add an input buffer (such as the LMH6515 variable-gain amplifier) to prevent input-bias-current-induced distortion. Do not leave the power-down pin (PD) floating - tie it to DGND through a 10 kohm resistor or directly to DRVDD for always-on operation. Avoid routing parallel digital outputs across a split power plane; keep the entire output bus over a solid ground reference to maintain data-eye integrity.
Информация о соответствии
Detailed compliance certifications not present in the public distributor listings used for this product page. The IDT/Renesas ADC1002S020 family is generally RoHS compliant under the post-IDT Renesas quality system but specific RoHS, REACH, lead-free, and halogen-free attestations require the manufacturer datasheet or Renesas Quality Letter.
