MAX6974ATL+ Maxim Integrated Products, MAX6974ATL+ Datasheet - Page 5

• Manufacturer Part Number: MAX6974ATL+
• Description: IC LED DRIVER LINEAR 40-TQFN
• Manufacturer: Maxim Integrated Products
• Type: Linear (Serial Interface)r

Specifications of MAX6974ATL+

• Topology: PWM
• Number Of Outputs: 24
• Internal Driver: Yes
• Type - Primary: General Purpose
• Type - Secondary: RGB
• Frequency: 33MHz
• Voltage - Supply: 3 V ~ 3.6 V
• Voltage - Output: 7V
• Mounting Type: Surface Mount
• Package / Case: 40-TQFN Exposed Pad
• Operating Temperature: -40°C ~ 125°C
• Current - Output / Channel: 30mA
• Internal Switch(s): Yes
• Low Level Output Current: 6 mA
• High Level Output Current: 30 mA
• Operating Supply Voltage: 3 V to 3.6 V
• Maximum Supply Current: 77 mA
• Maximum Power Dissipation: 2963 mW
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Efficiency: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

16–23
24, 40
32–39
8–15
PIN
EP
25
26
27
28
29
30
31
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