lc75842e Sanyo Semiconductor Corporation, lc75842e Datasheet
lc75842e
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lc75842e Summary of contents
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... Ordering number : ENN4966C Overview The LC75842E and LC75842M are 1/2 duty general- purpose LCD display drivers for applications such as microprocessor-controlled electronic tuning. They can drive segments directly. Features • 1/2 duty, 1/2 bias drive segments • Serial data input supports CCB* format communication with the system controller. • ...
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... INH switching time Electrical Characteristics in the Allowable Operating Ranges Parameter Hysteresis voltage Input high level current Input low level current Output high level voltage Output low level voltage Output middle level voltage Oscillator frequency Current drain LC75842E, LC75842M = Symbol Conditions V max ...
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... 50 Pin Assignments 27 28 OSC V DD INH V SS LC75842E COM2 COM1 36 1 LC75842E, LC75842M V IH tøH tøL tcp tcs tdh V IH tøL tøH tcp tcs tds tdh Figure S18 S17 S16 36 S15 S14 S13 ...
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... Power supply. Provide a power supply voltage of between 4.0 and 6 Power supply. Connect this pin to ground. SS LC75842E, LC75842M SEGMENT DRIVER & LATCH SHIFT REGISTER CCB INTERFACE Function is f /512 Hz. O OSC ) .....Display off (S1 to S27, COM1 and COM2 = low ...
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... CCB address 8 bits CCB address 8 bits LC75842E, LC75842M D25 Display data 28 bits D29 D30 D31 D53 D54 Display data 26 bits D26 D27 D28 ...
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... Note: The following type of transfer cannot be used when fewer than 29 segments are used LC75842E, LC75842M D25 Display data 28 bits D29 D30 D31 D53 D54 Display data ...
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... Control Data Functions 1. BU: Control data for specifying normal mode or power saving mode This control data bit is used to control the normal mode/power saving mode state of the LC75842E and LC75842M Normal mode 1 Power saving mode (The OSC pin oscillator is stopped and the common and segment output pins go to the V 2 ...
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... INH pin high after the transfer completes. (See Figure 3 INH INH CE Display data and control data transfer Internal data LC75842E, LC75842M f OSC [Hz] 512 A03199 VIL t1 tc VIL Undefined Defined Figure 3 V ...
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... Notes on Transferring Display Data from the Controller Since the LC75842E and LC75842M take the display data (D1 to D54) in two separate transfer operations as shown in Figure 2, we recommend that all the display data be transferred within 30 [ms] to maintain the quality of the displayed image. Sample Display ...
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... SANYO believes information herein is accurate and reliable, but no guarantees are made or implied regarding its use or any infringements of intellectual property rights or other rights of third parties. This catalog provides information as of September, 2001. Specifications and information herein are subject to change without notice. LC75842E, LC75842M PS No. 4966-10/10 ...