PCA9557DT OverviewIt has 8 I/Os programmed.A 16-SOIC (0.154, 3.90mm Width)-shaped packaging surrounds the device.There is a Tape & Reel (TR) case available for this product.In 2.3V~5.5V, it is provided as a votage.A Surface Mount mounting type is recommended.Working temperature range -40°C~85°C is required for the device.In order to achieve its performance, its output frequency must work at 400kHz.As a whole, it has terminations on the 16 axis.16 pins make up the part.At 2.5V, there is voltage provided by the device.It is used to run 260 using this part's peak reflow temperature.A total of four 1 ports are present on the device.The CA9557 family contains related parts that you can search for.POR can also be established with this device.In IC chips, 8 bits are present.2.5/5V is a power delivery point.A 16-pin is present on the device.The chip conducts at 6V voltage.
PCA9557DT FeaturesPCA9557DT ApplicationsThere are a lot of Texas Instruments
PCA9557DT I/O Expanders applications.
Common Mode Voltage Translation
Portable Instrumentation
Multiprotocol RFID Readers: EPC-GEN2, ISD and IPX
IDEN, PHS, GSM Basestations
Repeaters, Radio Links, and Modems
Wireless Telemetry
JTRS
802.11x Receivers
IDEN
PHS
| Lifecycle Status | ACTIVE (Last Updated: 5 days ago) |
| Factory Lead Time | 6 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 |
PCA9557DT Datasheet
+8613715157867