Table 3. Reset/Watchdog Timeout Periods

5-Pin µP Supervisory Circuits with

Watchdog and Manual Reset

______________________________________________________________________________________

13

__Ordering Information (continued)

Note:

thresholds from 2.5V to 5V, in 0.1V increments. Insert the

desired nominal reset threshold (25 to 50, from Table 1) into the

blanks following the letters UK. All devices offer factory-pro-

grammed reset timeout periods. Insert the letter corresponding

to the desired reset timeout period (A, B, C, or D from Table 3)

into the blank following the reset threshold suffix. Parts that offer

a watchdog feature (see Selector Guide) are factory-trimmed to

one of four watchdog timeout periods. Insert the letter corre-

sponding to the desired watchdog timeout period (W, X, Y, or Z

from Table 3) into the blank following the reset timeout suffix.

PART

MAX6319LHUK____-T

MAX6319MHUK____-T

MAX6320PUK____-T

-40°C to +85°C

-40°C to +85°C

-40°C to +85°C

TEMP. RANGE

PIN-PACKAGE

5 SOT23-5

5 SOT23-5

5 SOT23-5

MAX6321HPUK____-T

-40°C to +85°C

5 SOT23-5

MAX6322HPUK____-T

-40°C to +85°C

5 SOT23-5

W

4.3

6.3

9.3

ms

X

71

102

153

Y

1.12

1.6

2.4

Z

17.9

25.6

38.4

sec

RESET TIMEOUT PERIODS

WATCHDOG TIMEOUT

TRANSISTOR COUNT: 191

SUBSTRATE IS INTERNALLY CONNECTED TO V+

Chip Information

sec

2.24

1.60

1.12

D

280

200

140

C

40

30

20

B

2

1.6

1

A

UNITS

MAX

TYP

MIN

SUFFIX

ms