TXS02612
- 6-to-12 Demultiplexer/Multiplexer Allows SDIO Port Expansion
- Built-in Level Translator Eliminates Voltage Mismatch Between
Baseband and SD Card or SDIO Peripheral - VCCA, VCCB0, and VCCB1 Each Operate Over Full 1.1-V to 3.6-V Range
- Latch-Up Performance Exceeds 100 mA Per JESD 78, Class II
- ESD Performance A Port
- 2000-V Human-Body Model (A114-B)
- 100-V Machine Model (A115-A)
- 1500-V Charged-Device Model (C101)
- ±8-kV Contact Discharge IEC 61000-4-2 ESD Performance (B Port)
MicroStar Junior is a trademark of Texas Instruments.
The TXS02612 is designed to interface the cell phone baseband with external SDIO peripherals. The device includes a 6-channel SPDT switch with voltage-level translation capability. This allows a single SDIO port to be interfaced with two SDIO peripherals. The TXS02612 has three separate supply rails that operate over the full range of 1.1 V to 3.6 V. This allows the baseband and SDIO peripherals to operate at different supply voltages if required.
The select (SEL) input is used to choose between the B0 port and B1 port. When SEL = Low, B0 port is selected; when SEL = High, B1 port is selected. SEL is referenced to VCCA. For the unselected B port, the clock output is held low, whereas the data and command I/Os are pulled high to their respective VCCB through a 70-k resistor (±30% tolerance).
技术文档
类型 | 标题 | 下载最新的英语版本 | 日期 | |||
---|---|---|---|---|---|---|
* | 数据表 | TXS02612 SDIO Port Expander With Voltage-Level Translation 数据表 (Rev. C) | 2010年 2月 3日 | |||
应用手册 | Schematic Checklist - A Guide to Designing with Auto-Bidirectional Translators | PDF | HTML | 2024年 7月 12日 | |||
应用手册 | Understanding Transient Drive Strength vs. DC Drive Strength in Level-Shifters (Rev. A) | PDF | HTML | 2024年 7月 3日 | |||
应用手册 | 了解 CMOS 输出缓冲器中的瞬态驱动强度与直流驱动强度 | PDF | HTML | 最新英语版本 (Rev.A) | PDF | HTML | 2024年 5月 15日 | |
应用手册 | SDIO 的电压转换 | PDF | HTML | 英语版 | PDF | HTML | 2022年 5月 19日 | |
选择指南 | Voltage Translation Buying Guide (Rev. A) | 2021年 4月 15日 |
设计和开发
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封装 | 引脚 | CAD 符号、封装和 3D 模型 |
---|---|---|
WQFN (RTW) | 24 | Ultra Librarian |
订购和质量
- RoHS
- REACH
- 器件标识
- 引脚镀层/焊球材料
- MSL 等级/回流焊峰值温度
- MTBF/时基故障估算
- 材料成分
- 鉴定摘要
- 持续可靠性监测
- 制造厂地点
- 封装厂地点