Dual/Triple, Ultra-Low-Voltage, SOT23 µP
Supervisory Circuits
Selector Guide
PART
NUMBER
MAX6715A
MAX6716A
MAX6717A
MAX6718A
MAX6719A
MAX6720A
MAX6721A
MAX6722A
MAX6723A
MAX6724A
MAX6725A
MAX6726A
MAX6727A
MAX6728A
MAX6729A
MAX6797A
NUMBER OF
VOLTAGE
MONITORS
2
2
2
2
3
3
2
2
3
3
3
3
3
2
2
2
OPEN-
DRAIN
RESET
2
—
1
—
1
—
1
—
1
—
1
—
2
1
—
—
OPEN-
DRAIN
RESET
—
—
—
—
—
—
—
—
—
—
1
—
—
—
—
—
PUSH-
PULL
RESET
—
2
—
1
—
1
—
1
—
1
—
1
—
—
1
1
PUSH-
PULL
RESET
—
—
—
—
—
—
—
—
—
—
—
1
—
—
—
—
MANUAL
RESET
√
√
√
√
√
√
√
√
—
—
√
√
√
√
√
√
WATCH-
DOG
INPUT
—
—
—
—
—
—
√
√
√
√
√
√
√
√
√
√
POWER-
FAIL
INPUT/
OUTPUT
—
—
—
—
—
—
—
—
—
—
—
—
—
√ (open drain)
√ (push-pull)
√ (open drain)
Ordering Information (continued)
PART
TEMP RANGE
MAX6721AUT_ _D_+T -40°C to +125°C
MAX6722AUT_ _D_+T -40°C to +125°C
MAX6723AUT_ _D_+T -40°C to +125°C
MAX6724AUT_ _D_+T -40°C to +125°C
MAX6725AKA_ _D_+T -40°C to +125°C
MAX6726AKA_ _D_+T -40°C to +125°C
MAX6727AKA_ _D_+T -40°C to +125°C
MAX6728AKA_ _D_+T -40°C to +125°C
MAX6729AKA_ _D_+T -40°C to +125°C
MAX6797AKA_ _D_+T -40°C to +125°C
+Denotes a lead-free/RoHS-compliant package.
T = Tape and reel.
PIN-
PACKAGE
6 SOT23
6 SOT23
6 SOT23
6 SOT23
8 SOT23
8 SOT23
8 SOT23
8 SOT23
8 SOT23
8 SOT23
Note: The first “_ _” are placeholders for the threshold voltage
levels of the devices. Desired threshold levels are set by the part
number suffix found in the Reset Voltage Threshold Suffix Guide.
The “_” after the D is a placeholder for the reset timeout delay
time. Desired delay time is set using the timeout period suffix
found in the Reset Timeout Period Suffix Guide. For example, the
MAX6716AUTLTD3-T is a dual-voltage supervisor VTH1 =
4.625V, VTH2 = 3.075V, and 210ms (typ) timeout period.
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