SMT4504

Preliminary Information

Summit Microelectronics, Inc

2071 1.1 01/07/05

8

PROGRAMMABLE AC SPECIFICATIONS

(Over recommended operating conditions, unless otherwise noted. All voltages are relative to GND.)

Symbol

Description

Min.

Typ.

Max.

Unit

0.64

ms

12.5

ms

25

ms

Programmable delay from PWR_ON to PUPs

asserted and PUP to PUP delay

50

ms

250

V/S

500

V/S

750

V/S

Programmable internal tracking on/off slew rate

1000

V/S

Programmable external tracking on/off slew rate

step size (25V/S-250V/S)

25

V/S

0.64

mS

50

mS

100

mS

Programmable Reset Timeout Periods

200

mS

OFF

100

ms

200

ms

Programmable Abort Power-On/Off Timer

400

ms