IS31FL3218-QFLS2-TR ISSI, IS31FL3218-QFLS2-TR Datasheet - Page 8

• Manufacturer Part Number: IS31FL3218-QFLS2-TR
• Description: LED Lighting Drivers 18-Ch LED Drvr
• Manufacturer: ISSI

Specifications of IS31FL3218-QFLS2-TR

• Operating Frequency: 400 kHz
• Maximum Supply Current: 5.25 mA
• Output Current: 38 mA
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: QFN-24
• Factory Pack Quantity: 2500

IS31FL3218
Table 6 15h LED Control Register 3
(OUT13~OUT18)
The LED Control Registers store the on or off state of
each column LED.
OUTx
0
1
Integrated Silicon Solution, Inc. – www.issi.com
Rev.B, 03/28/2012
Default
Name
Bit
LED State
LED off
LED on
Reserved
D7:D6
00
OUT18:OUT13
000000
D5:D0
16h PWM Update Register
The data sent to the PWM Registers and the LED
Control Registers will be stored in temporary registers.
A write operation of any 8-bit value to the Update
Register is required to update the registers (01h~15h).
17h Reset Register
Once user writes any 8-bit data to the Reset Register,
IS31FL3218 will reset all registers to default value. On
initial power-up, the IS31FL3218 registers are reset to
their default values for a blank display.
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