LC7982A datasheet(5/18 Pages) SANYO

Nome de Peças	LC7982A

Descrição Electrónicos	LCD Dot Matrix Graphics Display Controller

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Fabricante Electrônico	SANYO [Sanyo Semicon Device]

Página de início	https://www.sanyo-av.com/us/

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• External RAM and ROM interface

Read Cycle at Ta = –20 to +75°C, VDD = 5 V ±5%, GND = 0 V

Write Cycle at Ta = –20 to +75°C, VDD = 5 V ±5%, GND = 0 V

Notes: • With no loads on any of the output pins.

• All measurements are made at 1.5 V.

• Driver IC interface

Ta = –20 to +75°C, VDD = 5 V ±5%, GND = 0 V

Notes: • With no loads on any of the output pins.

• Measurements other than those with a specified measurement point are made at 0.5 VDD.

No. 5946-5/18

LC7982A

Parameter

Symbol

Conditions

Ratings

Unit

min

typ

max

MA0 to MA15 read address delay time

tDMAR

95

ns

MD0 to MD7, RD0 to RD7 setup time

tSMDR

105

ns

Parameter

Symbol

Conditions

Ratings

Unit

min

typ

max

Memory address setup time

tSMAW

50

ns

WE pulse width

tWWE

350

ns

Memory data setup time

tSMDW

250

ns

Memory address hold time

tHMAW

50

ns

Memory data hold time

tHMDW

50

ns

Parameter

Symbol

Conditions

Ratings

Unit

min

typ

max

Clock cycle time

tCYC

400

ns

Clock phase difference

tDCL

100

ns

Clock rise and fall times

tCRF

30

ns

D1 and D2 phase difference

tDD

100

ns

MA and MB phase difference

tDMA

200

ns

FLM phase difference

tDFM

200

ns

MA0 to

MA15

MD0 to

MD7

RD0 to

RD7

D1, D2

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