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Application Notes







Sequencer/Supervisor



DATA SHEETS
Part Number Description Key Advantages
MAX16070, MAX16071 12-Channel/8-Channel, Flash-Configurable System Monitors with Nonvolatile Fault Registers

Highly Integrated, 12-Channel/8-Channel, System-Management ICs with NV Fault Monitoring
MAX16065, MAX16066 12-Channel/8-Channel Flash-Configurable System Managers with Nonvolatile Fault Registers

Highly Integrated, 12-Channel/8-Channel, System-Management ICs with NV Fault Monitoring
DS4426 Quad-Channel, I²C-Margining IDACs with Three Channels of Power-Supply Tracking

Inexpensive, I²C-Adjustable, Power-Supply Margining and Tracking
MAX16046, MAX16048 12-/8-Channel EEPROM-Programmable System Managers with Nonvolatile Fault Registers

Most Integrated, 12-/8-Channel System-Management ICs with NV Fault Monitoring
MAX16025, MAX16026, MAX16027,
...
Dual-/Triple-/Quad-Voltage, Capacitor-Adjustable, Sequencing/Supervisory Circuits

Dual-/Triple-/Quad-Voltage Sequencers/Monitors with Capacitor-Adjustable Timing



Key Specifications:

Precision DACs (4-12 Bits)
Part Number Resolution
(bits)
Channels Output Type Reference INL
(±LSB)
Interface Supply Range
(V)
Supply Range
(V)
Oper. Temp.
(°C)
max min max
DS4426  8 4 Current- Buffered Ext. 1 Serial - I2C 2.7 5.5 -40 to +85
See All Precision DACs (4-12 Bits) (268)

Power-Supply Sequencers and Voltage Trackers
Part Number Option Interface Input Chan. VIN
(V)
Features RoHS Available Industry Qualified Oper. Temp.
(°C)
Package/Pins Smallest Available Pckg.
(mm2)
max max w/pins
MAX16065 
Monitor
Sequence
I2C/SMBus
JTAG
12
14
<6
>6
ADC
Additional GPIOs
Charge Pump Output
Current Sensing
Enable Input
Manual Reset
Nonvolatile Fault Event Logger
Overvoltage Detection
Reset Output
User EEPROM
Watchdog Timer
Yes - -40 to +85
TQFN/48
50.4
MAX16066 
Monitor
Sequence
I2C/SMBus
JTAG
8
14
<6
>6
ADC
Additional GPIOs
Charge Pump Output
Current Sensing
Enable Input
Manual Reset
Nonvolatile Fault Event Logger
Overvoltage Detection
Reset Output
User EEPROM
Watchdog Timer
- -40 to +85
TQFN/40
37.2
MAX16046 
Monitor
Sequence
Sequence and Track
Track
I2C/SMBus
JTAG
12
14
<6
>6
ADC
Additional GPIOs
Charge Pump Output
Enable Input
Manual Reset
Nonvolatile Fault Event Logger
Output Discharge Pin
Overvoltage Detection
Reset Output
Reverse Sequencing
Slew Rate Control
User EEPROM
Voltage Margining
Watchdog Timer
- -40 to +85
TQFN/56
TQFP-EP/64
65.6
MAX16048 
Sequence
Sequence and Track
Track
I2C/SMBus
JTAG
8
<6
>6
ADC
Additional GPIOs
Charge Pump Output
Enable Input
Manual Reset
Nonvolatile Fault Event Logger
Output Discharge Pin
Overvoltage Detection
Reset Output
Reverse Sequencing
Slew Rate Control
User EEPROM
Voltage Margining
Watchdog Timer
- -40 to +85
TQFN/56
65.6
MAX16025  Sequence
Factory Fixed
R/C Adjustable
2
<6
>6
Enable Input
Reset Output
- -40 to +125
TQFN/16
16.8
MAX16026  Sequence
Factory Fixed
R/C Adjustable
2
<6
>6
Enable Input
Reset Output
- -40 to +125
TQFN/16
16.8
MAX16027  Sequence
Factory Fixed
R/C Adjustable
3
<6
>6
Enable Input
Reset Output
Automotive - General -40 to +125
TQFN/20
16.8
MAX16028  Sequence
Factory Fixed
R/C Adjustable
3
<6
>6
Enable Input
Reset Output
Automotive - General -40 to +125
TQFN/20
16.8
MAX16029  Sequence
Factory Fixed
R/C Adjustable
4
<6
>6
Enable Input
Reset Output
Automotive - General -40 to +125
TQFN/24
16.8
MAX16030  Sequence
Factory Fixed
R/C Adjustable
4
<6
>6
Enable Input
Reset Output
Automotive - General -40 to +125
TQFN/24
16.8
See All Power-Supply Sequencers and Voltage Trackers (55)

Supervisors (2 Monitored Voltages)
Part Number Interface Reset Thresh.
(V)
Reset Out tRESET Watchdog Feature Supervisor Features Reset Thresh. Accur.
(%)
ICC
(µA)
min @ +25°C max
MAX16025 
Factory Fixed
R/C Adjustable
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5
Active Low
Open Drain
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
<1ms
>1s
Adjustable
No Watchdog
Adjustable Reset Input
High Voltage (>6V)
Manual Reset
Power Fail Comparator/Low Battery Detect
1.5 75
MAX16026 
Active Low
Push-Pull
See All Supervisors (2 Monitored Voltages) (84)

Supervisors (3 Monitored Voltages)
Part Number Interface Reset Thresh.
(V)
Reset Out tRESET Watchdog Feature Supervisor Features Reset Thresh. Accur.
(%)
ICC
(µA)
min @ +25°C max
MAX16027 
Factory Fixed
R/C Adjustable
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5
Active Low
Open Drain
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
<1ms
>1s
Adjustable
No Watchdog
Adjustable Reset Input
High Voltage (>6V)
Manual Reset
Power Fail Comparator/Low Battery Detect
1.5 75
MAX16028 
Active Low
Push-Pull
See All Supervisors (3 Monitored Voltages) (32)

Supervisors (4 Monitored Voltages)
Part Number Interface Reset Thresh.
(V)
Reset Out tRESET Watchdog Feature Supervisor Features Reset Thresh. Accur.
(%)
ICC
(µA)
min @ +25°C max
MAX16029 
Factory Fixed
R/C Adjustable
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5
Active Low
Open Drain
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
<1ms
>1s
Adjustable
No Watchdog
Adjustable Reset Input
High Voltage (>6V)
Manual Reset
Power Fail Comparator/Low Battery Detect
1.5 75
MAX16030 
Active Low
Push-Pull
See All Supervisors (4 Monitored Voltages) (26)





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