Power-Supply Monitor with Reset
MAX709
_____________________________________________________µP Supervisory Circuits
Minimum
Nominal
Reset
Reset
Pulse
Threshold Width
(V)
(ms)
4.65/4.40
4.65/4.40
Adj.
Adj.
4.65/adj.
4.65/4.40
4.65/4.40
2.63
2.63/2.93/
3.08
4.65/4.40
2.63/2.93/
3.08
140
140/adj.
35/adj.
35/adj.
200
140
140
140
140
140
140
Part
Number
MAX690A/692A
MAX691A/693A
MAX696
MAX697
MAX700
MAX703/704
MAX705/706
MAX706P
MAX706R/S/T
MAX707/708
MAX708R/S/T
MAX709L/M/
R/S/T
MAX791
MAX792L/M/
R/S/T
MAX800L/M
MAX802L/M
MAX805L
MAX813L
MAX820L/M/
R/S/T
MAX1232
MAX1259
Nominal
Watchdog
Timeout Backup-
CE
-
Period
Battery Write
(sec)
Switch Protect
1.6
1.6/adj.
1.6/adj.
1.6/adj.
-
-
1.6
1.6
1.6
-
-
-
1
1
1.6/adj.
1.6
1.6
1.6
1
0.15/0.60/1.2
-
/10ns
/10ns
/10ns
/10ns
/10ns
Power-
Fail
Com-
parator
Manual- Watch- Low-
Reset
dog
Line
Input
Output Output
Active- Battery-
High
On
Reset
Output
4.65/4.40/
140
2.63/2.93/3.08
4.65
140
4.65/4.40/
140
2.63/2.93/3.08
4.60/4.40
4.60/4.40
4.65
4.65
140
140
140
140
/±2%
/±2%
4.65/4.40/
140
2.63/2.93/3.08
4.37/4.62
-
250
-
/±2%
6
_______________________________________________________________________________________
MAXIM [ MAXIM INTEGRATED PRODUCTS ]
