MAX16039 Maxim Integrated Products, MAX16039 Datasheet - Page 18

• Manufacturer Part Number: MAX16039
• Description: (MAX16033 - MAX16040) Low-Power Battery Backup Circuits
• Manufacturer: Maxim Integrated Products

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Low-Power Battery Backup
Circuits in Small µDFN Packages
18
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* RESETIN APPLIES TO MAX16035/MAX16039 ONLY.
**CEIN AND CEOUT APPLY TO MAX16033–MAX16036 ONLY.
***WDI APPLIES TO MAX16034/MAX16038 ONLY.
ADDITIONAL
DC VOLTAGE
R4
R3
DC VOLTAGE
ADDITIONAL
R2
R1
2.4V TO 5.5V
0.1µF
BATT
RESETIN*
PFI
CEIN**
MAX16033–
MAX16040
GND
V
CC
CEOUT**
WDI***
RESET
OUT
PFO
0.1µF
CMOS
RAM
CE
Typical Operating Circuit
ADDRESS
DECODE
CLOCK
REAL-
TIME
I/O
A0–A15
RESET
I/O
µP