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LP3943 Datasheet(PDF) 7 Page - Texas Instruments

Part # LP3943
Description  LP3943 16-Channel RGB, White-LED Driver with Independent SMBUS/I2C String Control
PDF  24 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

LP3943 Datasheet(HTML) 7 Page - Texas Instruments

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5.6 I2C Interface (SCL and SDA Pins) Timing Requirements
See(1)
MIN
NOM
MAX
UNIT
tHOLD
Hold time repeated START condition
0.6
µs
tCLK-LP
CLK low period
1.3
µs
tCLK-HP
CLK high period
0.6
µs
tSU
Setup time repeated START condition
0.6
µs
tDATA-HOLD
Data hold time
300
ns
tDATA-SU
Data setup time
100
ns
tSU
Setup time for STOP condition
0.6
µs
tTRANS
Maximum pulse width of spikes that must be suppressed by the input filter
of both DATA and CLK signals
50
ns
(1)
All values verified by design.
5.7 Typical Characteristic
-40
80
TEMPERATURE (°C)
-10
-5
0
5
10
60
40
20
0
-20
TA = −40°C to +85°C
VDD = 2.3V to 3V
Figure 5-1. Frequency vs. Temperature
www.ti.com
LP3943
SNVS256E – NOVEMBER 2003 – REVISED OCTOBER 2024
Copyright © 2025 Texas Instruments Incorporated
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7
Product Folder Links: LP3943



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