TS5A2053 - 10Ω SPDT Analog Switch | Texas Instruments
料号： TS5A2053 ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $0.45 | $0.45 |
| 10 | $0.38 | $3.80 |
| 100 | $0.3 | $30.00 |
| 500 | $0.25 | $125.00 |
| 1,000 | $0.2 | $200.00 |
TS5A2053 概述
An analog switch is a semiconductor device that selectively connects or disconnects an analog signal path based on a digital control signal. It is a fundamental building block in signal routing, multiplexing, and sample-and-hold circuits. Analog switches are part of the broader category of interface ICs, which manage signal integrity and connectivity between different subsystems in electronic systems.
Key features of the TS5A2053 include a low ON-state resistance of 10Ω, which minimizes signal attenuation, and a wide operating voltage range from 1.65 V to 5.5 V, allowing compatibility with various logic levels. The device also offers fast switching speeds, with a typical turn-on time of 20 ns and turn-off time of 15 ns, making it suitable for high-frequency signal routing. The enable pin allows the switch to be disabled, reducing power consumption in standby modes.
Technically, the TS5A2053 uses a CMOS process that provides low power consumption and high ESD robustness. The device has a bandwidth of 300 MHz, enabling it to pass high-frequency signals with minimal distortion. The ON-state resistance is flat across the input voltage range, ensuring consistent performance. The device also features break-before-make switching, preventing momentary short circuits between channels.
Typical applications include audio signal routing, data acquisition systems, and test equipment. In audio systems, the low ON-state resistance and high bandwidth ensure minimal signal degradation. In data acquisition, the switch can route analog signals to an ADC, with the enable pin allowing power saving when not in use. In test equipment, the TS5A2053 can be used for signal multiplexing and routing.
When designing with the TS5A2053, it is important to consider the ON-state resistance and its effect on signal integrity. For high-frequency signals, the parasitic capacitance of the switch can cause signal attenuation, so proper PCB layout and termination are recommended. Additionally, the enable pin should be tied to a defined logic level to avoid floating inputs.
直接替换替代料： TS5A2053 ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： TS5A2053 （相同外形与封装尺寸） ——差异在于 Package, Configuration, Number of Channels, On-State Resistance (Ron).
快速对比工具——选择替代料号进行并排对比：
TS5A3160DCKR
✅ 直接替换📋 参考替代料（不在目录中）
TS5A2053DCUR
✅ 直接替换📋 参考替代料（不在目录中）
TS5A2053DCTR
✅ 直接替换📋 参考替代料（不在目录中）
74LVC1G3157
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
TS5A23157
⚡ 相同封装📋 参考替代料（不在目录中）
TS5A2053 最大额定值与电气特性
| Configuration | 1 Circuit, 2:1 (SPDT) |
| Number of Channels | 1 |
| On-State Resistance (Ron) | 10 Ω (typical) |
| Supply Voltage Range | 1.65 V to 5.5 V |
| Analog Signal Range | 0 V to V+ |
| Turn-On Time (tON) | 20 ns (typical) |
| Turn-Off Time (tOFF) | 15 ns (typical) |
| Bandwidth | 300 MHz |
| Leakage Current | 1 nA (typical) |
| 使能引脚 | Yes (active low) |
| 封装 | 8-VSSOP (DCU) |
| 工作温度范围 | -40°C to +85°C |
| ESD Protection | 2 kV HBM |
| RoHS 状态 | Compliant |
| 安装类型 | Surface Mount |
TS5A2053 引脚配置
| 引脚 1 | COM — Common terminal |
| 引脚 2 | NC — Normally closed terminal |
| 引脚 3 | NO — Normally open terminal |
| 引脚 4 | GND — Ground |
| 引脚 5 | IN — Control input |
| 引脚 6 | EN — Enable (active low) |
| 引脚 7 | V+ — Positive supply |
| 引脚 8 | NC — No connect |
典型应用
TS5A2053 适用于 6 应用s: Audio Signal Routing, Data Acquisition Systems, Test and Measurement Equipment, Portable Electronics, Industrial Automation, Medical Devices.
Audio Signal Routing
The TS5A2053 is ideal for audio signal routing due to its low ON-state resistance of 10Ω and high bandwidth of 300 MHz. It can switch audio signals with minimal attenuation and distortion, making it suitable for portable audio devices, headphones, and audio mixers. The enable pin allows power saving when the audio path is not in use.
推荐
Data Acquisition Systems
In data acquisition systems, the TS5A2053 can route analog signals to an ADC, enabling multiplexing of multiple sensors. Its low leakage current (1 nA) and fast switching times (20 ns) ensure accurate sampling. The wide supply voltage range (1.65V to 5.5V) allows compatibility with various ADC logic levels. The enable pin can be used to power down the switch when not sampling.
推荐
Test and Measurement Equipment
The TS5A2053 is used in test and measurement equipment for signal multiplexing and routing. Its high bandwidth (300 MHz) allows it to pass high-frequency test signals with minimal distortion. The low ON-state resistance ensures accurate signal transmission. The device's small VSSOP package is ideal for compact test instruments.
推荐
Portable Electronics
In portable electronics, the TS5A2053 is used for signal routing in battery-powered devices. Its low power consumption and enable pin help extend battery life. The wide supply voltage range (1.65V to 5.5V) allows operation from single-cell batteries. The small package is ideal for space-constrained designs.
推荐
Industrial Automation
The TS5A2053 is suitable for industrial automation for routing analog signals in control systems. Its wide operating temperature range (-40°C to +85°C) ensures reliable operation in harsh environments. The low ON-state resistance and fast switching times enable precise signal routing in PLCs and industrial sensors.
推荐
Medical Devices
In medical devices, the TS5A2053 is used for signal routing in diagnostic equipment. Its low leakage current and high accuracy ensure reliable signal transmission. The device's small package and low power consumption are suitable for portable medical monitors. The enable pin allows power management in battery-operated devices.
推荐
推荐产品汇总
工程参考数据： TS5A2053 ——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 | TS5A3160DCKR | 74LVC1G3157 | TS5A23157 |
|---|---|---|---|---|
| Package | 8-VSSOP (DCU) | 8-VSSOP (DCU) | 8-VSSOP (DCU) | 8-VSSOP (DCU) |
| Brand | Texas Instruments | Texas Instruments | NXP Semiconductors | Texas Instruments |
| Configuration | 1 Circuit, 2:1 (SPDT) | 1 Circuit, 2:1 (SPDT) | 1 Circuit, 2:1 (SPDT) | 2 Circuit, 2:1 (SPDT) |
| On-State Resistance | 10 Ω | 0.9 Ω | 15 Ω | 10 Ω |
| Supply Voltage Range | 1.65 V to 5.5 V | 1.65 V to 5.5 V | 1.65 V to 5.5 V | 2 V to 5.5 V |
| Bandwidth | 300 MHz | 300 MHz | 300 MHz | 300 MHz |
| Enable Pin | Yes (active low) | Yes (active low) | No | Yes (active low) |
| Price (1pc) | $0.45 | $0.35 | $0.20 | $0.60 |
关键差异点
- Low ON-state resistance of 10Ω （对比 74LVC1G3157)
- Enable pin for power management （对比 74LVC1G3157)
- Single-channel SPDT with low leakage （对比 TS5A23157)
设计说明
Place decoupling capacitors (0.1µF) close to the V+ pin to ensure stable operation. For high-frequency signals, keep traces short and use proper grounding to minimize parasitic inductance and capacitance.
Ensure the control input (IN) and enable (EN) pins are not left floating. Tie them to defined logic levels to avoid unintended switching. Also, do not exceed the absolute maximum ratings for supply voltage and signal levels.
The TS5A2053 has low power dissipation, but in high-temperature environments, ensure the junction temperature stays within limits. The VSSOP package has a thermal resistance of approximately 200°C/W, so consider ambient temperature and power dissipation.
合规信息
RoHS compliant per TI product page. Other compliance data not specified in provided sources.
