MAX6740XKZGD3+T Maxim Integrated, MAX6740XKZGD3+T Datasheet - Page 9

• Manufacturer Part Number: MAX6740XKZGD3+T
• Description: Supervisory Circuits Fixed, R/C Adj A-Low O-Drain
• Manufacturer: Maxim Integrated
• Series: MAX6736, MAX6737, MAX6738, MAX6739, MAX6740, MAX6741, MAX6742, MAX6743, MAX6744, MAX6745r

Specifications of MAX6740XKZGD3+T

• Rohs: yes
• Number Of Voltages Monitored: 3
• Monitored Voltage: 1.8 V to 5 V, 0.9 V to 3.3 V
• Undervoltage Threshold: 2.25 V, 1.08 V, Adjustable
• Overvoltage Threshold: 2.375 V, 1.14 V, Adjustable
• Output Type: Active Low, Open Drain
• Manual Reset: Resettable
• Watchdog: No Watchdog
• Battery Backup Switching: No Backup
• Power-up Reset Delay (typ): 225 ms
• Supply Voltage - Max: 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: SC-70
• Chip Enable Signals: No
• Maximum Power Dissipation: 247 mW
• Minimum Operating Temperature: - 40 C
• Power Fail Detection: No
• Supply Current (typ): 5 uA, 10 uA
• Supply Voltage - Min: 1 V

Table 1. Reset Voltage Threshold Suffix Guide for MAX6736/MAX6737/MAX6740/
MAX6741/MAX6743/MAX6744
Note: Standard versions, shown in bold, are available in the D3 timeout option only. Samples are typically held on standard versions
only. There is a 10,000-piece order increment on nonstandard versions. Other threshold voltage combinations may be available;
contact factory for availability.
Table 2. Reset Voltage Threshold Suffix
Guide for MAX6738/MAX6739/MAX6742/
MAX6745
Note: Standard versions, shown in bold, are available in the
D3 timeout option only. Samples are typically held on standard
versions only. There is a 10,000-piece order increment on non-
standard versions. Other threshold voltages may be avail-
able; contact factory for availability.
PART NO.
SUFFIX
( _ _ )
MR
MS
TW
TG
SY
SV
SH
SD
RV
RH
LT
RY
RF
TZ
TE
SF
TI
PART NO.
SUFFIX
( _ )
M
W
R
L
T
S
Z
Y
V
THRESHOLD (V)
V
CC
_______________________________________________________________________________________
Low-Power Dual-/Triple-Voltage SC70 µP
VOLTAGE
1 NOMINAL
4.625
4.375
4.375
3.075
3.075
3.075
3.075
3.075
2.925
2.925
2.925
2.925
2.925
2.625
2.625
2.625
2.625
THRESHOLD (V)
V
CC
VOLTAGE
THRESHOLD (V)
V
1 NOMINAL
4.625
4.375
3.075
2.925
2.625
2.313
2.188
1.665
1.575
CC
VOLTAGE
2 NOMINAL
3.075
2.925
2.625
2.313
1.665
1.388
1.110
0.833
2.188
1.575
1.313
1.050
0.788
2.188
1.575
1.313
1.050
Table 3. V CC Timeout Period Suffix
Guide
PART NO.
SUFFIX
( _ _ )
WG
ZW
WT
WE
RD
ZG
YH
YD
VR
VH
VD
TIMEOUT
ZE
YV
YF
WI
VF
ZI
PERIOD
Supervisory Circuits
SUFFIX
D3
D7
THRESHOLD (V)
V
CC
VOLTAGE
1 NOMINAL
2.625
2.313
2.313
2.313
2.313
2.188
2.188
2.188
2.188
1.665
1.665
1.665
1.665
1.575
1.575
1.575
1.575
MIN (ms)
ACTIVE TIMEOUT PERIOD
1200
150
THRESHOLD (V)
V
CC
VOLTAGE
2 NOMINAL
MAX (ms)
0.788
1.665
1.388
1.110
0.833
1.575
1.313
1.050
0.788
3.075
1.388
1.110
0.833
2.625
1.313
1.050
0.788
2400
300
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