SM8580AM

NIPPON PRECISION CIRCUITS—10

Backup Transfer and Return

1. Before switching the supply, confirm that the chip enable CE1 is LOW and that SM8580AM is deselected.

Symbol

Condition

Rating

Unit

min

m a x

min

Supply voltage falling edge CE setup time

0––

µ s

Supply voltage fall time

2

–

–

µs/V

5 0

–

–

µs/V

Supply voltage rise time

1

–

–

µs/V

Supply voltage rising edge CE hold time

0––

µ s

CE1

Backup mode