01 / 产品信息
产品概述
TSC2046 是一款 4 线电阻式触摸屏控制器，通过 SPI 接口连接，具有低压数字 I/O。其为 Catalog 级器件，工作温度 -40°C 至 85°C。常用于触摸面板与人机接口应用。
- 厂商
- TI
- 型号
- TSC2046IPWR
- 品类
- 音频
- 封装
- TSSOP-16
- 包装
- 卷带
- 成色
- 全新原装
- 合规
- RoHS & REACH Compliant
- 生命周期
- 与原厂确认
- 交期 / 最小起订量
- 以报价为准
02 / 技术资料
技术参数
45 项结构与连接
- Full-Scale Input Span Positive Input−Negative Input
- 0 V
- Absolute Input Range Positive Input −
- 0.2 V
- Negative Input −
- +0.2 V
- Capacitance
- 25 pF
- Resolution
- 12 Bits
- No Missing Codes
- 11 Bits
- Integral Linearity Error
- ±2 LSB(1)
- Offset Error
- ±6 LSB
- Gain Error External
- ±4 LSB
- Noise Including Internal
- 70 µVrms
- Power-Supply Rejection
- 70 dB
- Conversion Time
- 12 KCycles
- Acquisition Time
- 3 KCycles
- Throughput Rate
- 125 kHz
- Multiplexer Settling Time
- 500 ns
- Aperture Delay
- 30 ns
- Aperture Jitter
- 100 ps
- Channel-to-Channel Isolation VIN = 2.5VPP at 50kHz
- 100 dB
- Y+, X+
- 5 Ω
- Y−, X−
- 6 Ω
- Internal Reference Drift
- 15 pm/°C
- Range
- 1.0 V
- Input Impedance SER/DFR = 0, PD1 = 0
- 1 GΩ
- Internal Reference On
- 250 Ω
- Sampling Battery
- 10 kΩ
- Battery Monitor Off
- 1 GΩ
- Accuracy VBAT = 0.5V to 5.5V, External VREF = 2.5V
- +2 %
- VBAT = 0.5V to 5.5V, Internal Reference
- +3 %
- Resolution Differential Method
- 1.6 °C
- TEMP0
- 0.3 °C
- Accuracy Differential Method
- ±2 °C
- Capacitance All Digital Control Input Pins
- 5 pF
- VIL | IIL | ≤ +5µA −
- 0.3 V
- VOL IOL = 250µA
- 0.4 V
- +VCC(5) Specified Performance
- 3.6 V
- IOVDD
- 1.5 V
- fSAMPLE = 12.5kHz
- 220 µA
性能与环境
- Leakage Current
- 0.1 µA
- Drive Current(2) Duration 100ms
- 50 mA
- Internal Reference Voltage 2
- 2.50 V
- Quiescent Current
- 500 µA
- Input Voltage Range
- 6.0 V
- Temperature Range
- +85 °C
- Operating Range
- 5.25 V
- Quiescent Current(7) Internal Reference Off
- 280 µA
03 / 原厂资料
规格与文档
请使用原厂官方文档，在设计定稿前核对电气特性、封装尺寸与工作限值。
请确认当前库存、生产日期代码、包装、价格与交货条款。产品信息不构成约束性报价，最终规格以报价为准。