Timing Characteristics

• Bus read/write operation 1

Read cycle

Write cycle

Note: Test waveform definition

Input pins are driven to 2.4 V and 0.45 V, and the timing is measured at 1.5 V

No. 5946-3/18

LC7982A

DB0 to DB7

DB0 to DB7

Parameter

Symbol

Conditions

Ratings

Unit

min

typ

max

Address setup time

90

ns

Address hold time

10

ns

Data delay time (read)

140

ns

Data hold time (read)

10

ns

Data setup time (write)

220

ns

Data hold time (write)

20

ns

Measurement point