MTCH3240P vs MTCH3380P 对比
详细并排对比 MTCH3240P 出自 Microchip Technology 和 MTCH3380P 出自 Microchip Technology。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。
Microchip Technology
MTCH3240P - 32-Key Turnkey Capacitive Touch Controller | Microchip
MTCH3240P ✓ 量产中Microchip Technology
MTCH3380P - 38/64-Sensor Turnkey Capacitive Touch Controller | Microchip
MTCH3380P ✓ 量产中规格对比
| 参数 | MTCH3240P | MTCH3380P |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Touch Sensors | Touch Sensors |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $2.55 | $1.06 |
| Sensor Count (Mutual Capacitance) | Up to 32 sensors | — |
| Sensor Count (Self Capacitance) | Up to 24 sensors | — |
| Slider/Wheel Groups | Up to 6 groups | 8 |
| On-chip ADCs | 12 (parallel sensing) | 12 (parallel sensing) |
| Acquisition Method | Charge-transfer (Microchip patented) | — |
| Host Interface | I2C | I2C |
| RESET Pin | Yes (active low hardware reset) | — |
| 封装 | 38-pin XQFN | 56-pin XQFN |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: industrial temperature grade] |
| Supply Voltage Range | [DATA_NEEDED: Vdd/VddIO range] | — |
| Touch Acquisition Time | Fast (parallel sensing) | — |
| Turnkey Firmware | Yes (config via I2C, no host-side touch algorithm required) | — |
| RoHS 状态 | Compliant | — |
| Primary Applications | Home appliances, outdoor controls, display-free HMI | — |
| Product Type | — | Turnkey Capacitive Touch Controller |
| Max Self-Capacitance Sensors | — | 38 |
| Max Mutual-Capacitance Sensors | — | 64 |
| Acquisition Engine | — | Microchip charge-transfer, pipelined analog + digital |
| Operating Modes | — | Self-capacitance, Mutual-capacitance |
| 电源电压 | — | [DATA_NEEDED: Vdd operating range] |
| I/O Supply Voltage | — | VddIO selectable, per I2C pull-up guidance |
| ESD Protection | — | [DATA_NEEDED: HBM/CDM rating] |
| Compliance | — | RoHS compliant (per Microchip product page) |