-
Description
The PCA9548PW is a octal bi-directional translating switch controlled by the I2C-bus. It has the capability to fan out the SCL/SDA upstream pair to eight downstream pairs or channels. The individual SCx/SDx channel or combination of channels can be selected based on the contents of the programmable Control Register.
Specifications and features
The PCA9548PW offers the following specifications and features:
- 1-of-8 bi-directional translating switches
- I2C interface logic; compatible with SMBus standards
- Active LOW Reset Input
- 3 address pins allowing up to 8 devices on the I2C-bus
- Channel selection via I2C-bus, in any combination
- Power-up with all switch channels deselected
- Low RdsON switches
- Allows voltage level translation between 1.8 V, 2.5 V, 3.3 V and 5 V buses
- No glitch on power-up
- Supports hot insertion
- Low stand-by current
- Operating power supply voltage range of 2.3 V to 5.5 V
- 5 V tolerant Inputs
- 0 kHz to 400 kHz clock frequency
- ESD protection exceeds 2000 V HBM per JESD22-A114, 150 V MM per JESD22-A115 and 1000 V per JESD22-C101
- Latchup testing is done to JESDEC Standard JESD78 which exceeds 100 mA
- Packages offered: SO24, TSSOP24
Application Scenarios
The PCA9548PW can be used in various applications such as:
- Electronic component switching and control
- Interfacing between different voltage buses
- Multi-channel I2C/SMBus communication
Comparison
Advantages:
- Provides bi-directional translating switches
- Supports voltage level translation between multiple buses
- Compatible with I2C and SMBus standards
- Low RdsON switches reduce power consumption
- Supports hot insertion without glitches
Disadvantages:
- Latchup testing limited to 100 mA
- Available in limited package options (SO24, TSSOP24)
-
Similar parts: 430483 , Click to view
-
Datasheet
-
Shopping guide
Delivery period:
- - Will ship out in 2-3 days
- - DHL Express: 3-7 business days
- - DHL eCommerce: 12-22 business days
- - FedEx International Priority: 3-7 business days
- - EMS: 10-15 business days
Shipping fee:
- - Automatic Email notification (above 5 times)
- - View in your order page
Shipping option:
DHL, FedEx, EMS, SF Express, and Registered Air MailShipping tracking:
- - Automatic Email notification (above 5 times)
- - View in your order page
How to Buy:
- - In-stock, Add to cart > Check out > Submit order > Complete payment >Delivery.
- - Inquiry, Add to inquiry sheet/Submit bom/inquire file/Send email us > Quote > Place order > Complete payment >Delivery.
- View more
Payment:
- - Paypal,Credit Card includes Visa, Master, American Express.
- - Wire transfer, include Local bank transfer.
- - Western Union.
- View more
-
Popular parts of the same kind
Additional Information
- Datasheet: Download PCA9548PW
- Chipdatas Part: CD87-PCA9548PW
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/10/03 23:03 +0800
Refund
-
- Full Refund if you don't receive your order
- Full or Partial Refund , If the item is not as described
Related Products
Payment Method
-
The fee is charged according to the rule of PayPal.
-
The fee is charged according to the rule of PayPal.
-
Western Union charge US$0.00 banking fee.
-
We recommend to use bank transfer for large orders to save on handling fees.
Shipping Tips
-
DHL(www.dhl.com)
$40 limited time offer. -
UPS(www.ups.com)
$40 limited time offer. -
FedEx(www.fedex.com)
$40 limited time offer. -
Registered Mail(www.singpost.com)
Free shipping without minimum order.