MAX16021 Maxim Integrated Products, MAX16021 Datasheet - Page 19

• Manufacturer Part Number: MAX16021
• Description: (MAX160xx) Low-Power uP Supervisory Circuits
• Manufacturer: Maxim Integrated Products

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Battery-Backup Circuit and Chip-Enable Gating
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Low-Power µP Supervisory Circuits with
10
+
1
DC VOLTAGE
SECONDARY
R1
R2
9
2
MAX16016
0.1µF
TDFN
8
3
PFI
PFO
MR
BATT
0.1µF
7
4
MAX16020L
*EP
6
5
V
GND
CC
CEOUT
RESET
WDO
CEIN
OUT
WDI
LL
3.3V
0.1µF
(MIN)
ADDRESS
Pin Configurations (continued)
DECODE
BATT
WDI
MR
PFI
Typical Application Circuit
1
2
3
4
16
+
5
RAM
CE
RST
NMI
I/O
I/O
MAX16021
15
6
A0–A15
TQFN
V
µP
CC
14
7
*EP
RTC
13
8
0.1µF
12
11
10
9
RESET
GND
PFO
WDO
19