MAX807MEWE+ Maxim Integrated Products, MAX807MEWE+ Datasheet - Page 16

• Manufacturer Part Number: MAX807MEWE+
• Description: IC SUPERVISOR MPU 16-SOIC
• Manufacturer: Maxim Integrated Products
• Type: Battery Backup Circuitr

Specifications of MAX807MEWE+

• Number Of Voltages Monitored: 1
• Reset: Active High/Active Low
• Reset Timeout: 140 ms Minimum
• Voltage - Threshold: 4.575V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (0.300", 7.5mm Width)
• Monitored Voltage: 4.425 V
• Output Type: Active High, Active Low
• Manual Reset: Resettable
• Watchdog: Watchdog
• Battery Backup Switching: Backup
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 0 V
• Supply Current (typ): 70 uA
• Maximum Power Dissipation: 762 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Power Fail Detection: Yes
• Undervoltage Threshold: 4.35 V
• Overvoltage Threshold: 4.5 V
• Power-up Reset Delay (typ): 280 ms
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are
implied. Maxim reserves the right to change the circuitry and specifications without notice at any time.
16
© 2005 Maxim Integrated Products
Full-Featured µP Supervisory Circuit with
±1.5% Reset Accuracy
TRANSISTOR COUNT: 984
___________________Chip Information
+5V
OTHER
SYSTEM
RESET
SOURCES
* MaxCap.
__________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 [phone]
0.47F*
SUPPLY
PUSH-
BUTTON
SWITCH
0.1µF
+12V
Typical Operating Circuit
V
BATT
MR
PFI
CC
MAX807
BATT ON
GND
LOW LINE
BATT OK
CE OUT
RESET
RESET
CE IN
WDO
OUT
WDI
PFO
ADDRESS
RESET
DECODE
0.1µF
Printed USA
CMOS
RAM
A0–A15
I/O
NMI
RESET
INTERRUPT
+12V SUPPLY FAILURE
WATCHDOG FAILURE
µP
CLOCK
REAL-
TIME
† This part offers a choice of reset threshold voltage. From the
table below, select the suffix corresponding to the desired
threshold and insert it into the blank to complete the part number.
Devices in PDIP, SO and TSSOP packages are available in
both leaded and lead-free packaging. Specify lead free by
adding the + symbol at the end of the part number when
ordering. Lead free not available for CERDIP package.
MAX807_CPE
MAX807_CUE
MAX807_CWE
MAX807_EPE
MAX807_EUE
MAX807_EWE
MAX807_MJE
SUFFIX
is a registered trademark of Maxim Integrated Products, Inc.
M
N
L
PART
†
4.60
4.50
4.35
MIN
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
-55°C to +125°C
TEMP RANGE
0°C to +70°C
0°C to +70°C
0°C to +70°C
RESET THRESHOLD (V)
Ordering Information
4.675
4.575
4.425
TYP
16 Plastic DIP
16 TSSOP
16 Wide SO
16 Plastic DIP
16 TSSOP
16 Wide SO
16 CERDIP
PIN-PACKAGE
MAX
4.75
4.65
4.50