4Kstep LED controller
LED blinkers (Freq. range: 152 Hz to 1.69 sec.)
PCA9550 2-bit LED blinker
PCA9551 8-bit LED blinker
PCA9552 16-bit LED blinker
PCA9553 4-bit LED blinker
PCA9625 Fm+ LED controller (24 V, 100 mA)
SAA1064 4 x 7 PC-bus LED driver with decimal
-01 I C Manual Slide 80 shows the selections for the PCA9551 8 bit Device Æ Non-Volatile Registers Æ PCA9561 LED Blinker. The PCA9551 has two PWMs and controls for each bit (ON, OFF, BLINK1 and BLINK2). Device Address EEPROMs Read / Write Device Æ I/O Expanders