SP6887 Datasheet, PDF (2/10 Pages) Exar Corporation – 4 CHANNEL REGULATED CHARGE PUMP WLED DRIVER

BLOCK DIAGRAM
Control Lines
LED Output
CTR2
CTR1
CTR0
LED4
LED3
LED2
0
0
0
-
-
-
0
0
1
-
-
ON
0
1
0
-
ON
-
0
1
1
ON
-
-
1
0
0
-
-
ON
1
0
1
-
ON
ON
1
1
0
ON
ON
ON
1
1
1
-
-
-
1 = Logic high (or V_IN), 0 = Logic low (or GND), - = LED output off
Table 1: LED Enable Logic
LED1
ON
-
-
-
ON
ON
ON
-
Rev. C – 10/31/2007
SP6887 4 Channel WLED Driver
2/10
© 2007 Exar Corporation