PCA9557RGYR OverviewThe board has been programmed with 8 I/Os.In the packaging with the 16-VFQFN Exposed Pad, there is a device enclosed in the package.There is an option of the Tape & Reel (TR) case that you can choose from.There is a vote within the 2.3V~5.5V range that is supplied.The recommended mounting type is Surface Mount, which makes it suitable for most applications.A device works when its operating temperature ranges from -40°C~85°C to -40°C~85°C.In order to achieve a good performance, it works at a frequency of 400kHz.As a whole, it consists of 16 terminations.In total, there are 16 pins on the part.There is voltage present at 2.5V as a result of the device.It is utilized to run 260 on this part due to its peak reflow temperature.1 ports are present on the device as a whole.The CA9557 family of parts can be used to identify related parts.In addition, POR can also be founded when using this device.There are a total of 8 bits on each IC chip.It is capable of delivering the power at the position 2.5/5V.In addition to the 16 pins, the device has other pins as well.With Surface Mount, you can mount the part.Whenever the chip is supplied with a voltage of 6V, it conducts.
PCA9557RGYR FeaturesPCA9557RGYR ApplicationsThere are a lot of Texas Instruments
PCA9557RGYR I/O Expanders applications.
Repeaters, Radio Links, and Modems
Wireless Telemetry
JTRS
802.11x Receivers
IDEN
PHS
TD-SCDMA
CDMA2000
WCDMA
UMTS
| Lifecycle Status | ACTIVE (Last Updated: 2 days ago) |
| Factory Lead Time | 6 Weeks |
| Mount | Surface Mount |
| Mounting Type | Surface Mount |
| Package / Case | 16-VFQFN Exposed Pad |
| Number of Pins | 16 |
| Weight | 37.194574mg |
| Operating Temperature | -40°C~85°C |
| Packaging | Tape & Reel (TR) |
| JESD-609 Code | e4 |
| Feature | POR |
| Pbfree Code | yes |
| Part Status | Active |
| Moisture Sensitivity Level (MSL) | 2 (1 Year) |
| Number of Terminations | 16 |
| ECCN Code | EAR99 |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Voltage - Supply | 2.3V~5.5V |
| Terminal Position | QUAD |
| Peak Reflow Temperature (Cel) | 260 |
| Supply Voltage | 2.5V |
| Terminal Pitch | 0.5mm |
| Base Part Number | CA9557 |
| Pin Count | 16 |
| Output Voltage | 6V |
| Output Type | Open Drain, Push-Pull |
| Operating Supply Voltage | 6V |
| Power Supplies | 2.5/5V |
| Interface | I2C, SMBus |
| Number of I/O | 8 |
| Number of Ports | 1 |
| Number of Bits | 8 |
| Clock Frequency | 400kHz |
| Supply Current-Max | 0.025mA |
| Interrupt Output | No |
| Current - Output Source/Sink | 10mA 25mA |
| Height | 1mm |
| Length | 4mm |
| Width | 3.5mm |
| Thickness | 900μm |
| RoHS Status | ROHS3 Compliant |
| Lead Free | Lead Free |
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