CAT9532HV6I vs PCA9532BS 对比
详细并排对比 CAT9532HV6I 出自 onsemi 和 PCA9532BS 出自 NXP Semiconductors。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
规格对比
| 参数 | CAT9532HV6I | PCA9532BS |
|---|---|---|
| 品牌 | onsemi | NXP Semiconductors |
| 分类 | LED Drivers | LED Drivers |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $1.32 | $1.05 |
| Device Type | 16-bit I/O Port Expander with LED Dimming | — |
| 输出数量 | 16 | 16 |
| 接口 | I2C / SMBus | I2C-bus / SMBus, Fast-mode 400 kHz |
| LED Current per Channel | 25 mA | — |
| Dimming Steps | 256 brightness levels | — |
| Blink Rates | 2 programmable | — |
| 电源电压 | 2.3 V to 5.5 V [DATA_NEEDED: precise range from datasheet electrical table] | — |
| 工作温度 | -40 C to +85 C | -40 C to +85 C |
| Technology | CMOS | — |
| 封装 | 24-TQFN (HVQCCN) 4x4 mm | HVQFN-24 (SOT616-1), 4 mm x 4 mm |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | 1 | [DATA_NEEDED: moisture sensitivity level] |
| 无卤 | Yes | — |
| BFR Free | Yes | — |
| RoHS 状态 | Compliant | Compliant |
| Hardware Address Pins | 2 (up to 4 devices on bus) | — |
| 功能 | — | 16-bit I2C/SMBus I/O expander with LED dimming |
| 输出类型 | — | Open-drain voltage switch (LED sink) |
| Per-Channel Continuous Current | — | 25 mA |
| PWM Dimming Steps | — | 256 (8-bit) per output, two banks |
| PWM Frequency Sources | — | Internal oscillator, two user-programmable blink rates |
| Selectable I2C Addresses | — | 8 (3 hardware address pins + software enable) |
| Supply Voltage (VDD) | — | 2.3 V to 5.5 V [DATA_NEEDED: exact min/max verified] |
| Logic Input Voltage (SDA/SCL) | — | 5.5 V tolerant [DATA_NEEDED: explicit Vil/Vih levels] |
| ESD Protection | — | 2000 V HBM, 200 V MM [DATA_NEEDED: exact values] |
| Lead-Free / Halogen-Free | — | Yes [DATA_NEEDED: explicit halogen-free claim] |