LC75850W Sanyo Semiconductor Corporation, LC75850W Datasheet
LC75850W
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LC75850W Summary of contents
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... Ordering number:ENN4467 Overview The LC75850E and LC75850W are general purpose LCD drivers for use in microprocessor controlled applications such as radio tuner frequency displays. Functions • Supports both 1/3 duty 1/2 bias and 1/3 duty 1/3 bias LCD driver techniques for a maximum of 156 segments. • Power saving mode allows the backup function to be switched on or off and all segments to be turned off un- conditionally ...
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Specifications Absolute Maximum Ratings 25˚ ...
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When CL is stopped at the low level When CL is stopped at the high level LC75850E, 75850W Figure 1 Figure 2 No.4467–3/11 ...
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Pin Assignment Block Diagram LC75850E, 75850W Top view No.4467–4/11 ...
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Pin Functions ...
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CCB address .......... 41 • D156 ............ Display data • DR .......................... Drive method selection bit 1 = 1/3 duty, 1/3 bias 0 = 1/3 duty, 1/2 bias • SC .......................... Segment drive/clear control bit 1 = ...
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Bias, 1/3 Duty Drive Technique COM1 COM2 COM3 LCD driver output when all LCD segments corresponding to COM1, COM2, and COM3 are turned off. LCD driver output when only LCD segments corresponding to COM1 are on. LCD driver output ...
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Bias, 1/3 Duty Drive Technique COM1 COM2 COM3 LCD driver output when all LCD segments corresponding to COM1, COM2, and COM3 are turned off. LCD driver output when only LCD segments corresponding to COM1 are on. LCD driver output ...
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INH and Display Control Since the IC internal data (D1 to D156, DR, SC, and BU) is undefined when power is first applied, INH should be set low at the same time as power is applied, and data should be ...
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Application Circuit Example 1 1/3 Bias (for use with small panels) Application Circuit Example 2 1/3 Bias (for use with normal size panels) LC75850E, 75850W No.4467–10/11 ...
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Application Circuit Example 3 1/3 Bias (for use with large panels) Specifications of any and all SANYO products described or contained herein stipulate the performance, characteristics, and functions of the described products in the independent state, and are not guarantees ...