___________________________________________µP Supervisory Circuits
Manual-Reset
Input
Battery-On
Output
V
BATT
-to-V
OUT
On Resistance
Max (Ω)
––
—
CE Write
Protect
Power-Fail
Comparator
Low-Line
Output
Price
†
1000-up ($)
1.71
3.26
3.23
3.61
††
3.55
3.58
2.17
1.38*
2.93
1.02*
1.71
1.71
0.88*
1.63
3.90
3.42
5(0.05)
1(0.4)
5(0.04)
5(0.05)
1(0.4)
0.2(0.1)
0.35(0.2)
0.5(0.4)
0.35(0.2)
0.35(0.2)
0.35(0.2)
0.35(0.2)
0.35(0.2)
0.15(0.06)
0.15(0.07)
5(0.04)
††
††
††
3.88
††
3.59
0.5(0.4)
0.35(0.2)
0.5(0.4)
TBD
TBD
0.06(0.024)
0.06(0.024)
1(0.4)
5(0.05)
1(0.4)
TBD
TBD
8
8
8
8
16
3
3
3.66
3.26
3.90
††
††
††
††
1.02*
††
††
††
3.82
TBD
TBD
TBD
/10ns
2.5
667
0.5(0.23)
0.1(0.002)
8
2.44
Part
Number
Nominal Reset
Threshold (V)
Minimum Reset
Pulse Width (ms)
Active-Low
Reset
Active-High
Reset
–——
——–
RESET Valid
to V
CC
= 1V
Nominal
Watchdog
Timeout Period
(sec), if Available
Separate
Watchdog
Output
Backup-Battery
Switch
V
CC
-to-V
OUT
On Resistance
Max (Ω)
10
6
1.2
/10ns
400
400
25
10
6
400
400
MAX1232
MAX690A/692A
MAX690R/S/T
MAX691A/693A
MAX1691
MAX696
MAX697
MAX700
MAX703/704
MAX704R/S/T
MAX705/706
MAX706P
MAX706R/S/T
MAX707/708
MAX708R/S/T
MAX791
MAX792L/M/R/S/T
1.2
25
/10ns
/10ns
I
SUPPLY
Operating Mode
mA
max (typ)
0.2(0.05)
0.35(0.2)
0.5(0.4)
0.1(0.035)
I
SUPPLY
Backup Mode
µA
max (typ)
TBD
TBD
TBD
5(0.04)
TBD
5(0.05)
MAX793R/S/U/T
MAX794
MAX795R/S/U/T
MAX800L/M
MAX801L/N/M
MAX802L/M/R/S/T
/10ns
/±2%
/±2%
/±2%
6
10
6
TBD
TBD
400
TBD
TBD
/±2%
400
400
TBD
TBD
TBD
1.2
TBD
10
TBD
TBD
TBD
25
TBD
400
TBD
TBD
TBD
0.1(0.035)
TBD
0.35(0.2)
MAX804R/S/T
MAX805L/M/R/S/T
MAX806R/S/T
MAX807L/N/M
MAX808L/N/M
MAX809L/M/R/S/T
MAX810L/M/R/S/T
MAX813L
MAX814K/L/N/T
MAX815K/L/N/T
MAX816
MAX820L/M/R/S/T
/±2%
/±2%
/±2%
/±2%
/±2%
0.35(0.2)
TBD
TBD
TBD
0.15(0.07)
MXD1210
4.37/4.62
250
0.15/0.6/1.2
4.65/4.40
140
1.6
2.63/2.93/3.08
140
1.6
4.65/4.40
140/adj.
1.6/adj.
The MAX1691 is a module with the MAX691A and a 125mAh lithium battery
Adj.
35/adj.
1.6/adj.
Adj.
35/adj.
1.6/adj.
4.65/adj.
200
4.65/4.40
140
2.63/2.93/3.08
140
4.65/4.40
140
1.6
2.63
140
1.6
2.63/2.93/3.08
140
1.6
4.65/4.40
140
2.63/2.93/3.08
140
4.65
140
1
4.65/4.40/
140
1
2.63/2.93/3.08
2.63/2.93/3.07/3.08 140
1.6
Adj.
140
1.6
2.63/2.93/3.07/3.08 140
4.60/4.40
140
1.6/adj.
4.68/4.58/4.43
140
/±1.5%
1.6
4.60/4.40/
140
1.6
2.63/2.93/3.08
2.63/2.93/3.08
140
1.6
4.65/4.40/
140
1.6
2.63/2.93/3.08
2.63/2.93/3.08
140
4.68/4.58/4.43
140
/±1.5% /±1.5%
1.6
4.68/4.58/4.43
140
/±1.5%
4.65/4.40/
140
2.63/2.93/3.08
4.65/4.40/
140
2.63/2.93/3.08
4.65
140
1.6
4.80/4.70/4.55/3.03 140
/±1%
/±1%
4.80/4.70/4.55/3.03 140
/±1%
1.6
Adj./±1%
140
4.65/4.40/
140
1
2.63/2.93/3.08
4.37/4.62
16
16
8
16
8
8
8
8
8
8
16
†
††
MAX705–MAX708/MAX813L
______________________________________________________________________________________
Pins
8
8
8
16
16
16
16
8
8
8
8
8
8
8
8
16
16
*
Prices provided are for design guidance and are FOB USA (unless otherwise noted). International prices will differ due to local duties, taxes, and exchange rates.
Future product—contact factory for pricing and availability. Specifications are preliminary.
25,000 pc. price, factory direct
Low-Cost, µP Supervisory Circuits
11