LM3509SDX National Semiconductor Corporation, LM3509SDX Datasheet - Page 11

• Manufacturer Part Number: LM3509SDX
• Description: High Efficiency Boost For White Led S And/or Oled Displays With Dual Current Sinks And I2c Compatible Brightness Control
• Manufacturer: National Semiconductor Corporation

Channel 2: GPIO (2V/div)
Channel 3: SDA (2V/div)
Channel 1:SCL (2V/div)
Time Base: 40µs/div
Channel 3: SDA (2V/div)
Channel 1: I
Channel 4: I
Time Base: 100ms/div
Channel 1:I
Channel 4: I
Time Base: 400ms/div
(GPIO Configured as OUTPUT, f
MAIN
MAIN
SUB
SUB
(10mA/div)
(10mA/div)
(10mA/div)
(10mA/div)
Ramp Rate Functionality
Ramp Rate Functionality
(RMP1, RMP0 = '01')
(RMP1, RMP0 = '11')
GPIO Functionality
SCL
= 200kHz)
30004351
30004353
30004355
11
Channel 3: SDA (2V/div)
Channel 1: I
Channel 4: I
Time Base: 40µs/div
Channel 1:I
Channel 4: I
Time Base: 200ms/div
MAIN
MAIN
SUB
SUB
(10mA/div)
(10mA/div)
(10mA/div)
(10mA/div)
Ramp Rate Functionality
Ramp Rate Functionality
(RMP1, RMP0 = '00')
(RMP1, RMP0 = '10')
30004330
30004356
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