P3A9606JK-EVB - I3C/I2C/SPI Level Translator EV Board | NXP
料号： P3A9606JK-EVB ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
P3A9606JK-EVB 概述
A level translator (also called a level shifter or voltage translator) is an interface IC or board that safely connects digital devices operating at different supply voltages, such as a 1.8 V microcontroller communicating with a 3.3 V sensor. Within the signal-integrity hierarchy, level translators sit in the broader interface and logic family of voltage-translation devices, which also includes buffers, repeaters, and bus switches. The P3A9606JK belongs to the auto-direction-sensing translating transceiver class, meaning no direction-control pin is required in I2C/SMBus open-drain use.
Key features of the underlying P3A9606JK include 2-bit (2-channel) bidirectional translation, dual-supply operation covering 0.72 V to 1.98 V rails, automatic direction sensing, native support for traditional open-drain I2C-bus and SMBus traffic, 12.5 MHz I3C-bus operation with combined open-drain and push-pull signaling, and push-pull SPI translation when two devices are paired. Fall-accelerator circuitry accelerates falling edges in open-drain mode, preserving rise/fall timing budgets on heavily loaded buses.
Architecturally, the P3A9606JK is a dual-supply translating transceiver: each channel uses a pass-gate with edge accelerators rather than a simple MOSFET open-drain divider, which is what enables 12.5 MHz I3C push-pull phases and SPI rates that conventional BSS138-style discrete shifters cannot sustain.
Typical applications include I3C sensor buses in automotive and industrial systems, SPMI and I2C level translation between low-voltage PMICs and controllers, and SPI rail conversion between SoCs and peripherals. The EVB lets engineers evaluate all these modes before committing to the SOT2015-1 packaged IC in production layouts.
Design consideration: use the EVB with short jumper wires and proper grounding; the user manual UM11385 documents board setup, jumper configuration, and connection to the user hardware platform.
This page synthesizes distributor availability, evaluation-board documentation, and practical usage guidance not found in a single manufacturer source.
直接替换替代料： P3A9606JK-EVB ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
快速对比工具——选择替代料号进行并排对比：
P3A9606JK
✅ 直接替换📋 参考替代料（不在目录中）
P3A9606JK-EVB 规格参数（制造商发布）
| Product Type | Evaluation Board |
| Mounted IC | P3A9606JK |
| 功能 | Dual bidirectional I3C/I2C-bus and SPI voltage-level translator |
| 通道数 | 2-bit (2-channel) |
| Voltage Translation Range | 0.72 V to 1.98 V |
| Supported Buses | I2C, SMBus, I3C, SPI (with two devices), SPMI |
| I3C Data Rate | 12.5 MHz |
| Direction Control | Auto direction sensing |
| Supply Type | Dual supply |
| Signal Modes | Open-drain and push-pull |
| Grade | Industrial-grade (automotive, industrial, consumer applications) |
| Board Category | Level Shifter Interface Evaluation Board |
| User Documentation | NXP user manual UM11385 |
P3A9606JK-EVB 接口与连接器
暂无 P3A9606JK-EVB 的制造商发布的接口列表。请参阅制造商文档以了解连接器和排针详情。
请参阅 制造商文档 以查看完整的扩展排针引脚和连接器引脚编号。
典型应用
P3A9606JK-EVB 适用于 6 应用s: I3C Sensor Bus Prototyping, I2C/SMBus Rail Voltage Translation, SPMI Bus Level Translation, SPI Two-Device Translation, Automotive Peripheral Interface Development, Industrial Control and Automation Buses.
I3C Sensor Bus Prototyping
The P3A9606JK-EVB is the fastest way to validate a 12.5 MHz I3C bus between a low-voltage sensor rail and a controller rail. The mounted P3A9606JK supports combination open-drain and push-pull I3C signaling, so engineers can verify in-band interrupts, CCC commands, and edge timing with fall-accelerator circuits active before committing to the SOT2015-1 IC in production. Because translation spans 0.72 V to 1.98 V, both 1.0 V and 1.8 V sensor domains are covered. Bench evaluation with short traces preserves the 12.5 MHz timing margin; long ribbon cables will degrade push-pull edges and should be avoided during characterization.
推荐
I2C/SMBus Rail Voltage Translation
For legacy I2C and SMBus links between devices on different rails, the EVB demonstrates auto-direction-sensing translation without a DIR pin, exactly as the production IC behaves. The P3A9606JK's pass-gate plus fall-accelerator architecture maintains fast falling edges on heavily loaded open-drain buses, a known weakness of discrete MOSFET shifters. Engineers can populate different pull-up values on the EVB headers to characterize rise times against the 0.72 V to 1.98 V supply range. Typical tests include mixed 1.2 V/1.8 V sensor-to-MCU links and 1.8 V-to-1.8 V SMBus repeats at 100 kHz and 400 kHz.
推荐
SPMI Bus Level Translation
The NXP user manual UM11385 explicitly notes that the P3A9606JK supports open-drain and push-pull applications enabling level translation for SPMI protocols. The EVB therefore serves as a reference platform for connecting a low-voltage PMIC SPMI interface to a controller running at a different rail within the 0.72 V to 1.98 V window. SPMI's push-pull phases benefit from the device's driven edge rates rather than resistor pull-ups. Evaluating on the EVB lets power-management engineers confirm register read/write integrity and timing across corner supply combinations before taping out the SOT2015-1 IC into the PMIC-heavy production board.
推荐
SPI Two-Device Translation
Push-pull SPI translation with the P3A9606JK requires two devices - each handling one signal direction - and the EVB is the practical way to prototype this arrangement. According to the NXP datasheet, this configuration supports higher-speed SPI traffic than open-drain topologies allow. Engineers use the evaluation board to wire MOSI-direction and MISO-direction devices separately, validate clock rates, and confirm that the 0.72 V to 1.98 V translation range meets the SoC and peripheral rail combination in the target system. Board-level prototyping also exposes grounding and return-path issues before the production PCB layout is fixed.
推荐
Automotive Peripheral Interface Development
NXP positions the P3A9606JK-EVB as an industrial-grade board optimizing the P3A9606JK for automotive, industrial, and consumer applications. Automotive clusters and ADAS sensor modules frequently mix 1.2 V/1.8 V I3C sensor buses with controllers on different domains; the EVB allows firmware and bus-timing development to proceed in parallel with hardware design. Engineers can emulate sensor-dropout conditions, verify auto direction sensing under contention, and measure edge accelerators' effect on bus capacitance. Results gathered on the EVB directly inform production use of the IC, with automotive-grade ordering options selected at the production stage.
推荐
Industrial Control and Automation Buses
Industrial automation systems routinely interface 1.8 V low-voltage logic with sensors and actuators on higher-noise rails. The EVB lets industrial designers evaluate the P3A9606JK's behavior in electrically noisy environments, validating that auto direction sensing and open-drain I2C/SMBus translation remain robust across the 0.72 V to 1.98 V range. Because the board is factory-configured, no soldering is required - jumpers per UM11385 define topology. Typical validation includes I2C runs at 100 kHz/400 kHz with cable capacitance, fallback checks at 1 MHz Fast-mode Plus, and mixed push-pull I3C traffic, all of which map directly to the production IC's datasheet limits.
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推荐产品汇总
工程参考数据： P3A9606JK-EVB ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | P3A9606JK |
|---|---|---|
| Package / Form Factor | Evaluation board (PCB) | SOT2015-1 IC package |
| Brand | NXP Semiconductors | NXP Semiconductors |
| Voltage Translation Range | 0.72 V to 1.98 V | 0.72 V to 1.98 V (same silicon) |
| Channels | 2-bit (2-channel) | 2-bit (2-channel) |
| I3C Data Rate | 12.5 MHz supported | 12.5 MHz supported |
| Direction Control | Auto direction sensing | Auto direction sensing |
| Intended Use | Bench evaluation and prototyping | Production PCB designs |
关键差异点
- Native 12.5 MHz I3C support on an evaluation platform （对比 P3A9606JK (bare IC on custom carrier))
- Auto direction sensing eliminates direction-control firmware （对比 Discrete MOSFET-based level shifter designs)
- Multi-protocol coverage on one board （对比 P3A9606JK (bare IC))
设计说明
When evaluating on the P3A9606JK-EVB, keep header-to-DUT wiring short (ideally under 10 cm). The P3A9606JK's 12.5 MHz I3C push-pull phases and SPI translation assume controlled edge rates; long jumper wires add inductance and capacitance that can cause ringing and reflections unrepresentative of production behavior. Follow NXP user manual UM11385 for jumper configuration and connect the EVB ground to your platform ground at a single low-impedance point to avoid ground offsets between the 0.72 V to 1.98 V domains.
Apply both supply rails (VDD(A) and VDD(B)) within the 0.72 V to 1.98 V range and ramp them cleanly; per the P3A9606JK datasheet family behavior, the dual-supply translating transceiver tracks which side powers up first. Use local 100 nF decoupling at each supply pin on the EVB headers if your bench supply leads are long. Estimated: at I2C open-drain currents of a few mA per channel, dissipation is negligible, but verify supply sequencing behavior in your specific rail order since the EVB exposes both supplies externally.
A common pitfall is assuming the EVB result transfers 1:1 to production without rechecking pull-up sizing: the EVB's onboard pull-ups may differ from your PCB values, and open-drain rise time depends on total bus capacitance. Also remember SPI translation with the P3A9606JK requires two devices (one per direction) - a single device cannot translate a 4-wire SPI bus. Confirm SPMI, I2C, and SPI mode selection via the configuration described in the datasheet application section before drawing conclusions.
合规信息
Compliance data for the evaluation board was not stated in the retrieved web data. The board is described by NXP as industrial-grade for automotive, industrial, and consumer applications. Verify RoHS/REACH status on the official NXP product page before ordering.