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LC75864W Dataheets PDF



Part Number LC75864W
Manufacturers Sanyo Semicon Device
Logo Sanyo Semicon Device
Description 1/4 Duty LCD Display Driver
Datasheet LC75864W DatasheetLC75864W Datasheet (PDF)

Ordering number : ENN6860 CMOS IC LC75864E, 75864W 1/4 Duty LCD Display Drivers with Key Input Function Overview The LC75864E and LC75864W are 1/4 duty LCD display drivers that can directly drive up to 96 segments and can control up to four general-purpose output ports. These products also incorporate a key scan circuit that accepts input from up to 30 keys to reduce printed circuit board wiring. Package Dimensions unit: mm 3156-QIP48E [LC75864E] 17.2 14.0 1.5 1.6 1.0 0.35 1.5 1.6 0.15 36 1.

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Ordering number : ENN6860 CMOS IC LC75864E, 75864W 1/4 Duty LCD Display Drivers with Key Input Function Overview The LC75864E and LC75864W are 1/4 duty LCD display drivers that can directly drive up to 96 segments and can control up to four general-purpose output ports. These products also incorporate a key scan circuit that accepts input from up to 30 keys to reduce printed circuit board wiring. Package Dimensions unit: mm 3156-QIP48E [LC75864E] 17.2 14.0 1.5 1.6 1.0 0.35 1.5 1.6 0.15 36 1.5 25 24 Features • Key input function for up to 30 keys (A key scan is performed only when a key is pressed.) • 1/4 duty - 1/2 bias and 1/4 duty - 1/3 bias drive schemes can be controlled from serial data (up to 96 segments). • Sleep mode and all segments off functions that are controlled from serial data • Segment output port/general-purpose output port function switching that is controlled from serial data • Serial data I/O supports CCB format communication with the system controller. • Direct display of display data without the use of a decoder provides high generality. • Independent VLCD for the LCD driver block (VLCD can be set to in the range VDD - 0.5 to 6.0 volts.) • Provision of an on-chip voltage-detection type reset circuit prevents incorrect displays. • RC oscillator circuit 17.2 14.0 37 1.0 1.5 48 1 12 13 3.0max 0.1 2.7 0.8 15.6 SANYO: QIP48E unit: mm 3163A-SQFP48 [LC75864W] 9.0 7.0 0.5 0.18 0.75 0.75 0.15 36 37 0.75 25 24 9.0 7.0 0.5 48 0.75 13 1 12 0.1 1.7max 0.5 • CCB is a trademark of SANYO ELECTRIC CO., LTD. • CCB is SANYO’s original bus format and all the bus addresses are controlled by SANYO. 0.5 SANYO: SQFP48 Any and all SANYO products described or contained herein do not have specifications that can handle applications that require extremely high levels of reliability, such as life-support systems, aircraft’s control systems, or other applications whose failure can be reasonably expected to result in serious physical and/or material damage. Consult with your SANYO representative nearest you before using any SANYO products described or contained herein in such applications. SANYO assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all SANYO products described or contained herein. SANYO Electric Co.,Ltd. Semiconductor Company TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN D2501TN (OT) No. 6860-1/26 LC75864E, 75864W Pin Assignment KI4 KI3 KI2 KI1 KS6 KS5 KS4 KS3 KS2/S24 KS1/S23 COM4 COM3 KI5 VDD VLCD VLCD1 VLCD2 VSS TEST OSC DO CE CL DI 36 37 25 24 LC75864E (QIP48E) LC75864W (SQFP48) 48 1 13 12 COM2 COM1 S22 S21 S20 S19 S18 S17 S16 S15 S14 S13 P1/S1 P2/S2 P3/S3 P4/S4 S5 S6 S7 S8 S9 S10 S11 S12 Top view Specifications Absolute Maximum Ratings at Ta = 25°C, VSS = 0 V Parameter Maximum supply voltage Symbol VDD max VLCD max VIN1 Input voltage VIN2 VIN3 VOUT1 Output voltage VOUT2 VOUT3 IOUT1 Output current IOUT2 IOUT3 IOUT4 Allowable power dissipation Operating temperature Storage temperature Pd max Topr Tstg VDD VLCD CE, CL, DI OSC, TEST VLCD1, VLCD2, KI1 to KI5 DO OSC S1 to S24, COM1 to COM4, KS1 to KS6, P1 to P4 S1 to S24 COM1 to COM4 KS1 to KS6 P1 to P4 Ta = 85°C Conditions Ratings –0.3 to +7.0 –0.3 to +7.0 –0.3 to +7.0 –0.3 to VDD + 0.3 –0.3 to VLCD + 0.3 –0.3 to +7.0 –0.3 to VDD + 0.3 –0.3 to VLCD + 0.3 300 3 1 5 150 –40 to +85 –55 to +125 mW °C °C mA µA V V Unit V No. 6860-2/26 LC75864E, 75864W Allowable Operating Ranges at Ta = –40 to +85°C, VSS = 0 V Parameter Supply voltage Symbol VDD VLCD VLCD1 VLCD2 VIH1 VIH2 VIL ROSC COSC fOSC tds tdh tcp tcs tch tøH tøL tr tf tdc tdr VDD VLCD VLCD1 VLCD2 CE, CL, DI KI1 to KI5 CE, CL, DI, KI1 to KI5 OSC OSC OSC CL, DI: Figure 2 CL, DI: Figure 2 CE, CL: Figure 2 CE, CL: Figure 2 CE, CL: Figure 2 CL: Figure 2 CL: Figure 2 CE, CL, DI: Figure 2 CE, CL, DI: Figure 2 DO, RPU = 4.7 kΩ, CL = 10 pF*1: Figure 2 DO, RPU = 4.7 kΩ, CL = 10 pF*1: Figure 2 25 160 160 160 160 160 160 160 160 160 1.5 1.5 0.8 VDD 0.6 VDD 0 43 680 50 100 Conditions Ratings min 4.5 VDD – 0.5 2/3 VLCD 1/3 VLCD typ max 6.0 6.0 VLCD VLCD 6.0 VLCD 0.2 VDD Unit V Input voltage V Input high level voltage Input low level voltage Recommended external resistance Recommended external capacitance Guaranteed oscillation range Data setup time Data hold time CE wait time CE setup time CE hold time High level clock pulse width Low level clock pulse width Rise time Fall time DO output delay time DO rise time V V kΩ pF kHz ns ns ns ns ns ns ns ns ns µs µs Note: *1. Since DO is an open-drain output, these times depend on the values of the pull-up resistor RPU and the load capacitance CL. No. 6860-3/26 LC75864E, 75864W Electrical Characteristics for the Allowable Operating Ranges Parameter Hysteresis Power-down detection voltage Input high.


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