8 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 Features
PCA9557DR Applications
There are a lot of Texas Instruments PCA9557DR I/O Expanders applications.