MAX791CUE Maxim Integrated, MAX791CUE Datasheet - Page 17
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MAX791CUE
Manufacturer Part Number
MAX791CUE
Description
Supervisory Circuits
Manufacturer
Maxim Integrated
Series
MAX791r
Datasheet
1.MAX791ESE-T.pdf
(19 pages)
Specifications of MAX791CUE
Number Of Voltages Monitored
1
Monitored Voltage
4.65 V
Undervoltage Threshold
4.5 V
Overvoltage Threshold
4.75 V
Output Type
Active Low, Open Drain, Push-Pull
Manual Reset
Resettable
Watchdog
Watchdog
Battery Backup Switching
Backup
Power-up Reset Delay (typ)
280 ms
Supply Voltage - Max
5.5 V
Maximum Operating Temperature
+ 70 C
Mounting Style
SMD/SMT
Package / Case
TSSOP-16
Chip Enable Signals
Yes
Maximum Power Dissipation
533 mW
Minimum Operating Temperature
0 C
Power Fail Detection
Yes
Supply Current (typ)
150 uA
Supply Voltage - Min
0 V
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MAX791CUE
Manufacturer:
TEMIC
Quantity:
162 654
Figure 17. Watchdog Flow Diagram
______________________________________________________________________________________
OR PROGRAM LOOP,
SUBROUTINE
SET WDI
RETURN
START
HIGH
LOW
WDI
END
SET
Microprocessor Supervisory Circuit
TRANSISTOR COUNT: 729
SUBSTRATE CONNECTED TO V
BATT ON
GND
PFO
V
CC
PFI
SWT
V
OUT
(1.778mm)
MR LOWLINE
0.07"
VBATT
Chip Topography
WDPO
OUT
RESET
WDO
CE IN
WDI
CE
OUT
(2.794mm)
0.11"
17