APX823/APX824/APX825A

PROCESSOR SUPERVISORY CIRCUITS

APX823/APX824/APX825A Rev. 3

4 of 12

FEBRUARY 2009

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Recommended Operating Conditions

Symbol

Parameter

Min

Max

Unit

Supply Voltage

1.1

5.5

V

Input Voltage

0

V

High-level Input Voltage at MR and WDI

0.7

CC

-

V

Low-level Voltage

-

0.3

CC

V

Δt/ΔV

Input Transition Rise and Fall Rate at MR or WDI

-

100

ns/V

Operating Ambient Temperature Range

-40

85

-

100

V/ uS

Electrical Characteristics

(Over recommended operating ambient temperature range, unless otherwise noted)

Symbol

Parameter

Test

Conditions

Min

Typ.

Max

Unit

High-level

Output

Voltage

RESET

APX823/APX824/APX825A

-29/26/23

0.8

CC

-

-

V

APX823/APX824/APX825A

-40/31

APX823/APX824/APX825A

–46/44

-

-

V

RESET

APX824/APX825A

-29/26/23

0.8

CC

-

-

V

APX824/APX825A

-46/44/40/31

Low-level

Output

Voltage

RESET

APX824/APX825A

-29/26/23

-

-

0.4

V

APX824/APX825A -40/31

APX824/APX825A -46/44

RESET

APX823/APX824/APX825A

-29/26/23

-

-

0.4

V

APX823/APX824/APX825A

-40/31

APX823/APX824/APX825A

-46/44

Power-up Reset Voltage (see Note 3)

-

-

0.4

V

Notes:

3. The lowest supply voltage at which