PCA9557DR Overview8 I/Os are used to program this device.There is a 16-SOIC (0.154, 3.90mm Width) that comes with the device, which is enclosed in the packaging.A Tape & Reel (TR) case is also available for this item.Votage is supplied within a period of 2.3V~5.5V.Surface Mount mounting is recommended for the installation of this device.In order for the device to operate, the operating temperature range -40°C~85°C must be met.For the performance, the output frequency of the device works at 400kHz.Overall, it terminates in 16.A total of 16 pins are present on this part.At 2.5V, the device is providing voltage to the user.It is necessary to run 260 at the peak reflow temperature on this part.There are a total of 1 ports available on the device.It is possible to find related parts by using the CA9557 family as a guide.POR can also be founded using this device when it is used in conjunction with the POR device.It is estimated that 8 bits make up all of the IC chip bits.This can deliver the power to 2.5/5V in a very efficient manner.This device is equipped with 16 pins.There is a point at which the chip conducts when the supplied voltage is 6V.
PCA9557DR FeaturesPCA9557DR ApplicationsThere are a lot of Texas Instruments
PCA9557DR I/O Expanders applications.
Wireless Telemetry
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802.11x Receivers
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Antialiasing Filter
| Lifecycle Status | ACTIVE (Last Updated: 4 days ago) |
| Factory Lead Time | 16 Weeks |
| Mounting Type | Surface Mount |
| Package / Case | 16-SOIC (0.154, 3.90mm Width) |
| Surface Mount | YES |
| Number of Pins | 16 |
| 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) | 1 (Unlimited) |
| Number of Terminations | 16 |
| ECCN Code | EAR99 |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Voltage - Supply | 2.3V~5.5V |
| Terminal Position | DUAL |
| Terminal Form | GULL WING |
| Peak Reflow Temperature (Cel) | 260 |
| Supply Voltage | 2.5V |
| Terminal Pitch | 1.27mm |
| Base Part Number | CA9557 |
| Pin Count | 16 |
| 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 | 1.75mm |
| Length | 9.9mm |
| Width | 3.91mm |
| Thickness | 1.58mm |
| RoHS Status | ROHS3 Compliant |
| Lead Free | Lead Free |
PCA9557DR Datasheet
+8613715157867