MAX6975 Maxim Integrated Products, MAX6975 Datasheet - Page 5

• Manufacturer Part Number: MAX6975
• Description: (MAX6974 / MAX6975) 24-Output PWM LED Drivers
• Manufacturer: Maxim Integrated Products

24, 40
16–23
32–39
8–15
PIN
25
26
27
28
29
30
31
EP
1
2
3
4
5
6
7
_______________________________________________________________________________________
LOADO
DOUT+
CLKO+
G0–G7
DOUT-
LOADI
CLKO-
NAME
CLKI+
R0–R7
AGND
B7–B0
MUX0
MUX1
CLKI-
DIN+
GND
DIN-
V
I.C.
DD
Multiplex 0 Active-Low, Open-Drain Output. Use MUX0 to drive a pnp transistor.
PWM and Serial-Interface Noninverting Clock LVDS Input
PWM and Serial-Interface Inverting Clock LVDS Input
Serial-Interface Noninverting Data LVDS Input
Serial-Interface Inverting Data LVDS Input
Serial-Interface Load CMOS Input
Internally Connected. Connect to GND.
Red LED Drive Outputs. R0 to R7 are open-drain, constant-current sinks.
Green LED Drive Outputs. G0–G7 are open-drain, constant-current sinks.
Positive Supply Voltage. Bypass V
Serial-Interface Load CMOS Output
Serial-Interface Inverting Data LVDS Output
Serial-Interface Noninverting Data LVDS Output
PWM and Serial-Interface Inverting Clock LVDS Output
PWM and Serial-Interface Noninverting Clock LVDS Output
Multiplex 1 Active-Low, Open-Drain Output. Use MUX1 to drive a pnp transistor.
Analog Ground. Connect to GND.
Blue LED Drive Outputs. B0 to B7 are open-drain, constant-current sinks.
Power Ground. Exposed pad on package underside must be connected to GND.
24-Output PWM LED Drivers
for Message Boards
DD
to GND with a 0.1µF ceramic capacitor.
FUNCTION
Pin Description
5