| 型号 | 下载 订购 | 功能描述 | 制造商 上传企业 | LOGO |
|---|---|---|---|---|
PCA9546A | 具有复位和电压转换功能的 4 通道 2.3V 至 5.5V I2C/SMBus 开关 PCA9546A 是一款由 I2C 总线控制的四路双向转换开关。SCL/SDA 上行对扩展到四个下行对,或者通道。根据可编程控制寄存器的内容,可选择任一单独 SCn/SDn 通道或者通道组合。\n\n一个低电平有效 (RESET) 输入使得 PCA9546A 能够在其中一个下行 I2C 总线长时间处于低电平状态时恢复。 将 RESET 下拉为低电平会使 I2C 状态机复位,并且使所有通道取消选中,这一功能与内部上电复位功能的作用一样。\n\n 由于开关上有导通栅极,因此 VCC 引脚可用于限制将由 PCA9546A 传递的最大电压。这允许在每个对上使用不同的总线电压,以便 1.8V,2.5V • 4 选 1 双向转换开关\n• 低电平有效复位输入\n• 以任意组合通过 I2C 总线实现通道选择\n• 低 RON 开关\n• 加电时无干扰\n• 低待机电流\n• 5.5V 耐压输入\n• 锁断性能超过了 100mA,符合 JESD 78 规范\n• 2000V 人体放电模型 (A114-A)\n• 1000V 带电器件模型 (C101); | TI 德州仪器 | TI | |
4-channel I2C-bus switch with reset The PCA9546A is a quad bidirectional translating switch controlled via the I²C-bus. The SCL/SDA upstream pair fans out to four downstream pairs, or channels. Any individual SCx/SDx channel or combination of channels can be selected, determined by the contents of the programmable control register.\nA 1-of-4 bidirectional translating switches\nI²C-bus interface logic; compatible with SMBus standards\nActive LOW reset input\n3 address pins allowing up to 8 devices on the I²C-bus\nChannel selection via I²C-bus, in any combination\nPower-up with all switch channels deselected\nLow Ron switches\nAllo; | 恩XP | 恩XP | ||
4-channel I2C-bus switch with reset The PCA9546A is a quad bidirectional translating switch controlled via the I²C-bus. The SCL/SDA upstream pair fans out to four downstream pairs, or channels. Any individual SCx/SDx channel or combination of channels can be selected, determined by the contents of the programmable control register.\nA 1-of-4 bidirectional translating switches\nI²C-bus interface logic; compatible with SMBus standards\nActive LOW reset input\n3 address pins allowing up to 8 devices on the I²C-bus\nChannel selection via I²C-bus, in any combination\nPower-up with all switch channels deselected\nLow Ron switches\nAllo; | 恩XP | 恩XP | ||
Package:16-TFSOP(0.173",4.40mm 宽);包装:卷带(TR)剪切带(CT)Digi-Reel® 得捷定制卷带 类别:集成电路(IC) 专用 描述:IC INTERFACE SPECIALIZED 16TVSOP | TI 德州仪器 | TI | ||
Package:16-SOIC(0.154",3.90mm 宽);包装:卷带(TR)剪切带(CT)Digi-Reel® 得捷定制卷带 类别:集成电路(IC) 专用 描述:IC INTERFACE SPECIALIZED 16SOIC | TI 德州仪器 | TI | ||
Package:16-SOIC(0.154",3.90mm 宽);包装:卷带(TR)剪切带(CT)Digi-Reel® 得捷定制卷带 类别:集成电路(IC) 专用 描述:IC INTERFACE SPECIALIZED 16SOIC | TI 德州仪器 | TI |
技术参数
- Supply voltage (Max) (V):
5.5
- Supply voltage (Min) (V):
2.3
- Features:
Reset Pin
- Frequency (Max) (kHz):
400
- Operating temperature range (C):
-40 to 85
- Number of channels (#):
4
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
TI |
25+ |
SOP16 |
18000 |
原厂直接发货进口原装 |
询价 | ||
TI |
23+ |
SOP16 |
5000 |
原装正品,假一罚十 |
询价 | ||
TI |
20+ |
SOP16 |
2960 |
诚信交易大量库存现货 |
询价 | ||
PHI |
24+ |
TSSOP |
9600 |
原装现货,优势供应,支持实单! |
询价 | ||
恩XP |
23+ |
TSSOP16 |
50000 |
全新原装正品现货,支持订货 |
询价 | ||
TI德州仪器 |
22+ |
24000 |
原装正品现货,实单可谈,量大价优 |
询价 | |||
恩XP |
22+ |
TSSOP16 |
20000 |
原装现货,实单支持 |
询价 | ||
恩XP |
24+ |
NA/ |
302 |
优势代理渠道,原装正品,可全系列订货开增值税票 |
询价 | ||
ADI |
23+ |
TSSOP16 |
8000 |
只做原装现货 |
询价 | ||
ADI |
23+ |
TSSOP16 |
7000 |
询价 |
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