MAX6970AAE Maxim Integrated Products, MAX6970AAE Datasheet
MAX6970AAE
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MAX6970AAE Summary of contents
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... Output Current Programmed by Single Resistor ♦ 3% Current Matching Between Outputs ♦ 6% Current Matching Between ICs ♦ -40°C to +125°C Temperature Range PART MAX6970AUE MAX6970AAE *EP = Exposed pad. Typical Application Circuit and Selector Guide appear at end of data sheet. TOP VIEW Applications Features ...
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Constant-Current LED Driver ABSOLUTE MAXIMUM RATINGS (Voltage with respect to GND.) V+ ............................................................................-0.3V to +6V OUT_ .....................................................................-0.3V to +40V DIN, CLK, LE, OE, SET ................................-0.3V to (V+ + 0.3V) DOUT Current ..................................................................±10mA OUT_ Sink Current .............................................................60mA Total GND ...
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Constant-Current LED Driver 5V TIMING CHARACTERISTICS (Typical Operating Circuit 4.5V to 5.5V, T PARAMETER SYMBOL CLK Clock Period CLK Pulse-Width High CLK Pulse-Width Low DIN Setup Time DIN Hold Time DOUT Propagation Delay t DOUT Rise ...
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Constant-Current LED Driver 3.3V TIMING CHARACTERISTICS (Typical Operating Circuit 5.5V, T PARAMETER CLK Clock Period CLK Pulse-Width High CLK Pulse-Width Low DIN Setup Time DIN Hold Time DOUT Propagation Delay DOUT Rise and Fall ...
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Constant-Current LED Driver (T = +25°C, unless otherwise noted.) A SUPPLY CURRENT vs. SUPPLY VOLTAGE (INTERFACE IDLE, ALL OUTPUTS ON 360Ω) SET +125° +85° ...
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Constant-Current LED Driver PIN NAME 1 GND Ground 2 DIN Serial-Data Input. Data is loaded into the internal 8-bit shift register on CLK’s rising edge. 3 CLK Serial-Clock Input. Data is loaded into the internal 8-bit shift register ...
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Constant-Current LED Driver CLK DIN OUT0 Figure 1. Block Diagram LE CLK DIN DOUT OE OUT_ Figure 2. 4-Wire Serial-Interface Timing Diagram _______________________________________________________________________________________ SERIAL-TO-PARALLEL SHIFT REGISTER D7 LATCHES D7 CONSTANT-CURRENT SINKS D7 OUT2 ...
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Constant-Current LED Driver LE t LRF OUT_ LE t LRR OUT_ CLK t CRF OUT_ CLK t CRR OUT_ Figure 3. LE and CLK to OUT_ Timing Applications Information Selecting External Component R LED Output Current The MAX6970 ...
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Constant-Current LED Driver Table 1. 4-Wire Serial-Interface Truth Table SHIFT-REGISTER SERIAL- CLOCK CONTENTS DATA INPUT INPUT … DIN CLK … ...
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Constant-Current LED Driver +5V μC SCLK MOSI MISO LOAD ENABLE 360Ω 10 ______________________________________________________________________________________ MAX6970 V+ OUT0 CLK OUT1 OUT2 DIN OUT3 OUT4 DOUT OUT5 OUT6 LE OUT7 OE SET GND Typical Application Circuit +36V ...
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Constant-Current LED Driver (The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information www.maxim-ic.com/packages ______________________________________________________________________________________ Package Information PACKAGE OUTLINE, TSSOP, 4.40 MM BODY, EXPOSED ...
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... Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim reserves the right to change the circuitry and specifications without notice at any time. 12 ____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 © 2005 Maxim Integrated Products ...