NTS0304EUK-ARD - NTS0304E Level Translator Eval Board | NXP
부품 번호: NTS0304EUK-ARD ✓ 활성| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $111.73 | $111.73 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
NTS0304EUK-ARD 개요
An evaluation board (also called a development or demonstration board) is a printed circuit assembly that mounts a target device, in this case the NTS0304E level translator IC, together with supporting circuitry, connectors, and test points so engineers can characterize the device without designing a custom PCB. Evaluation boards sit within the broader hierarchy of development tools, which also include motherboards, starter kits, and software stacks, and they are typically the first step between reading a datasheet and committing a component to production hardware.
The NTS0304EUK-ARD equips an Arduino port for direct stacking onto Arduino-compatible motherboards, and it is documented as fully compatible with several NXP evaluation kits (EVKs). Per the NTS0304E datasheet, the underlying IC provides eight 1-bit input-output ports (A-side and B-side), one output-enable input (OE), and two supply pins. VCC(A) can be supplied at any voltage between 0.95 V and 3.6 V, and VCC(B) supports a separate, independently chosen supply domain, allowing translation across multiple voltage domains.
A key strength of this platform is its on-board test circuitry. According to the NXP user manual UM11762, the daughterboard contains a digital potentiometer accessible via both SPI and I2C interfaces, letting users exercise and measure the static and dynamic characteristics of the device under test (DUT). A loopback circuit is also included so the bidirectional, auto-direction-sensing capability of the NTS0304E can be verified without external instrumentation beyond a host microcontroller.
Typical use cases include validating level shifting between 1.8 V, 2.5 V, and 3.3 V logic domains in embedded systems, prototyping I2C and SPI bus translation for sensors and memory devices, and demonstrating open-drain bidirectional signaling in mixed-voltage industrial and consumer designs.
When evaluating, remember that the open-drain architecture requires appropriate pull-up resistors on both A-side and B-side ports; sizing these resistors against bus capacitance sets the achievable rise time and maximum data rate.
This page consolidates distributor pricing, the official NXP user manual reference, application guidance, and sourcing information for the NTS0304EUK-ARD that is not available on a single manufacturer or distributor page.
드롭인 대체품: NTS0304EUK-ARD — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
이 시리즈의 변형
다음과 드롭인 호환되는 동일 시리즈 모델: NTS0304EUK-ARD (동일 폼 팩터 및 풋프린트).
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
이 제품에는 사용 가능한 드롭인 대체품이 없습니다.
대체품 요청NTS0304EUK-ARD 사양 (제조사 공개)
| Product Type | Evaluation Board (Arduino daughterboard) |
| Device Under Test (DUT) | NTS0304E 4-bit dual supply translating transceiver |
| Transceiver Bits | 4-bit (eight 1-bit input-output ports, A and B) |
| 출력 유형 | Open drain |
| Direction Control | Auto direction sensing |
| VCC(A) Supply Range | 0.95 V to 3.6 V |
| VCC(B) Supply Range | 1.0 V to 3.6 V (independent supply domain, per NXP product page) |
| Control Signals | Output enable (OE) input |
| Host Interface | Arduino port (daughterboard) |
| On-board Test Circuits | Digital potentiometer with SPI and I2C interface, loopback circuit |
| Supported Buses | I2C-bus, SPI |
| EVK Compatibility | Compatible with NXP Evaluation (EVK) boards (per UM11762) |
| User Manual | UM11762 Rev. 1.0 - 27 May 2022 |
| Manufacturer | NXP Semiconductors |
| Application | Voltage level translation / level shifting evaluation |
NTS0304EUK-ARD 인터페이스 및 커넥터
NTS0304EUK-ARD에 대해 제조사에서 공개한 인터페이스 목록이 없습니다. 커넥터 및 헤더 세부 정보는 제조사 문서를 참조하십시오.
다음을 참조하십시오: 제조사 문서 전체 확장 헤더 핀아웃 및 커넥터 핀 번호는 다음을 참조하십시오.
일반적인 애플리케이션
NTS0304EUK-ARD 적합 용도: 6 애플리케이션s: I2C Bus Level Shifting Prototyping, SPI Domain Crossing Verification, Mixed-Voltage Embedded System Development, Sensor Interface Prototyping, Engineering Training and Demonstration, Open-Drain Bidirectional Bus Validation.
I2C Bus Level Shifting Prototyping
The NTS0304EUK-ARD fits I2C level-shifting prototyping because the NTS0304E DUT is an open-drain, auto-direction-sensing 4-bit translator - exactly the port architecture I2C requires, since SDA and SCL are bidirectional lines pulled up by resistors rather than actively driven. The VCC(A) range of 0.95 V to 3.6 V with an independent VCC(B) domain covers common combinations such as 1.8 V microcontrollers talking to 3.3 V sensors. On the board, the I2C-accessible digital potentiometer provides a real peripheral across the translated bus, so engineers can observe ACK/NAK behavior, rise times, and logic thresholds with a standard host. Trade-off: open-drain translation raises edges passively, so bus capacitance and pull-up values - not the translator - set the maximum clock rate; verify timing at your target 100 kHz or 400 kHz speed on this board before finalizing pull-up resistor values in the production schematic.
추천
SPI Domain Crossing Verification
SPI signals (MOSI, MISO, SCLK, CS) cross between a controller and a peripheral that may run on different rails, and the NTS0304EUK-ARD exercises exactly this scenario: its digital potentiometer is accessible via SPI across the NTS0304E's dual-supply domains, per NXP user manual UM11762. Because the NTS0304E is open-drain with auto direction sensing, each SPI line can be translated independently of a direction-control pin, which suits MISO's direction reversal mid-transfer. VCC(A) from 0.95 V to 3.6 V covers 1.2 V to 3.3 V logic families on either side. Performance consideration: SPI typically runs faster than I2C, and open-drain translators charge bus capacitance only through pull-ups, so engineers should measure rise times at their target SCLK frequency on this board and size pull-ups (or slow the clock) accordingly before copying the topology into production hardware.
추천
Mixed-Voltage Embedded System Development
Modern embedded systems routinely mix 1.8 V, 2.5 V, and 3.3 V domains - low-power MCUs on 1.8 V, peripherals on 3.3 V - and the NTS0304EUK-ARD provides a ready-made bench for validating those domain crossings before PCB commit. The NTS0304E DUT translates four bidirectional bits with VCC(A) anywhere from 0.95 V to 3.6 V and an independent VCC(B) rail, so any realistic pair of low-voltage domains can be emulated by changing supplies. The Arduino-port form factor means the host firmware can reuse existing drivers while signals pass through the translator, exposing threshold, skew, and auto-direction behavior under real firmware timing. The included loopback circuit verifies bidirectional integrity without extra instruments. Design teams should document measured propagation behavior at their actual load capacitance, since the 4-bit width of the NTS0304E maps neatly onto a typical data-plus-control crossing between two voltage domains.
추천
Sensor Interface Prototyping
Sensors frequently expose I2C or SPI interfaces at supply voltages different from the host MCU - for example a 1.8 V MEMS sensor on a 3.3 V controller - and the NTS0304EUK-ARD lets engineers validate that interface before designing the level translation into hardware. The NTS0304E's auto-direction sensing removes the need for direction pins on shared bidirectional lines, while its 0.95 V to 3.6 V VCC(A) span covers the lowest sensor rails in common use. The evaluation board's digital potentiometer stands in for a sensor peripheral, letting teams characterize threshold margins, bus loading effects, and pull-up sizing under controlled conditions using the SPI and I2C test access described in NXP user manual UM11762. Because four translated bits are available, a two-wire sensor bus plus enable and interrupt lines can be exercised simultaneously, closely matching a production signal set.
추천
Engineering Training and Demonstration
The NTS0304EUK-ARD is well suited to engineering training and customer demonstration because it makes abstract datasheet parameters tangible: participants stack the daughterboard onto an Arduino-format motherboard, run I2C and SPI transactions through the NTS0304E, and observe auto-direction, open-drain, and dual-supply behavior live. NXP user manual UM11762 documents the board's block diagram and DUT (U6), giving trainers a structured curriculum path, and the on-board digital potentiometer and loopback circuit remove the need for oscilloscope-heavy setups in basic sessions. The board also demonstrates good design practice - exposed test points, clear supply domain separation - that engineers can emulate. For maximum training value, prepare two supply configurations (for example 1.8 V / 3.3 V) and have attendees measure rise time change when pull-up resistance is varied, directly linking pull-up sizing theory to observed bus speed limits on translated open-drain lines.
추천
Open-Drain Bidirectional Bus Validation
Beyond I2C, many industrial and consumer systems use generic open-drain bidirectional lines - shared interrupt lines, one-wire style signaling, backplane handshake lines - and the NTS0304EUK-ARD is a purpose-built bench for validating translators in those roles. The NTS0304E's eight 1-bit ports (four A-side, four B-side) with auto direction sensing emulate such lines naturally: any participant can pull a line low, and the translator passes the dominant level across domains without software intervention. The dedicated loopback circuit described in NXP user manual UM11762 lets users confirm bidirectional behavior end-to-end. With VCC(A) down to 0.95 V, the board also supports validation against modern sub-2 V logic. Engineers should replicate realistic wire lengths and capacitance during testing, since open-drain rise time - set by pull-up and capacitance - is the dominant speed limiter, and document the validated maximum data rate for the production specification.
추천
추천 제품 요약
엔지니어링 참조 데이터: NTS0304EUK-ARD — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | NTS0304EUK |
|---|---|---|
| Product Type | Arduino daughterboard evaluation board | Packaged IC (VFBGA-12) - not a board |
| Brand | NXP Semiconductors | NXP Semiconductors |
| DUT / Device | NTS0304E IC (U6) on board | NTS0304E die itself |
| Translator Width | 4-bit (via DUT) | 4-bit |
| Output Architecture | Open drain, auto direction sensing (via DUT) | Open drain, auto direction sensing |
| VCC(A) Range | 0.95 V to 3.6 V (via DUT) | 0.95 V to 3.6 V |
| On-board Test Circuits | SPI/I2C digital potentiometer + loopback | None (bare IC) |
| Host Interface | Arduino port (EVK compatible per UM11762) | None - direct PCB solder-down |
| Package | Evaluation board (not applicable) | VFBGA, 12 ball terminals |
주요 차별점
- Arduino-port form factor with EVK compatibility (vs NTS0304EUK (bare IC))
- Integrated SPI/I2C digital potentiometer test load (vs NTS0304EUK (bare IC))
- Loopback circuit for bidirectional verification (vs NTS0304EUK (bare IC))
설계 노트
When transitioning from the NTS0304EUK-ARD evaluation board to your own PCB, replicate the reference schematic in NXP user manual UM11762 rather than improvising. Key elements to carry over: dedicated decoupling on both VCC(A) and VCC(B) domains, pull-up resistors on every open-drain port, and accessible test points so production units can be probed. The evaluation board separates the two supply domains cleanly; keep that separation in your layout to preserve the translator's domain isolation and avoid cross-domain coupling through shared copper.
The NTS0304E's open-drain architecture means high levels are produced only by pull-up resistors, so bus rise time equals approximately R_pullup x C_bus. On the evaluation board, measure actual rise times with your intended bus capacitance before fixing pull-up values in production. For 400 kHz I2C operation, typical pull-ups fall in the 1 kOhm to 4.7 kOhm range depending on load, but verify on hardware: undersized pull-ups increase sink current through the translator, oversized pull-ups violate rise-time specs. This trade-off is the single most common pitfall when copying open-drain translator designs from bench to production.
Do not treat the NTS0304EUK-ARD as a production component: it is a development tool whose purpose is characterization, and its BOM and build quality are not qualified for end-product deployment. Also remember that auto direction sensing does not mean directionless power - both VCC(A) (0.95 V to 3.6 V) and VCC(B) must be present and correctly sequenced per the NTS0304E datasheet before bus signals are applied. Applying signals with one domain unpowered can leave the device in an undefined state; the OE input should be used to hold ports disabled until both supplies are stable.
규정 준수 정보
Compliance data for the NTS0304EUK-ARD evaluation board was not present in the provided web data. Evaluation boards are development tools and typically follow the compliance status of their BOM; consult the official NXP product page for current declarations.