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Low Power µP Supervisors In Small Packages



DATA SHEETS
Part Number Description Key Advantages
MAX16072, MAX16073, MAX16074 µP Supervisory Circuits in 4-Bump (1mm x 1mm) Chip-Scale Package

µP Supervisors Offered in a Space-Saving, 1mm x 1mm Package and Consume Very Little Power
MAXQ8913 16-Bit, Mixed-Signal Microcontroller with Op Amps, ADC, and DACs for All-in-One Servo Loop Control

Low-Power, Single-Chip Solution for Optical Image Stabilization in a Small, 2.89mm x 4.15mm WLP Package
MAX4970, MAX4971, MAX4972 Overvoltage-Protection Controllers with a Low RON Internal FET

Up to +28V Input Voltage Protection Without External nFET in a Small, 2mm x 1.5mm, 12-Bump WLP
MAX6854, MAX6855, MAX6856,
...		 Nanopower µP Supervisory Circuits with Manual Reset and Watchdog Timer

Nanopower µP Supervisory Circuits with Manual Reset and Watchdog Timer Ideal for Portable Applications
MAX6467, MAX6468 Microprocessor Supervisory Reset Circuits with Edge-Triggered, One-Shot Manual Reset
MAX6736, MAX6737, MAX6738,
...		 Low-Power Dual-/Triple-Voltage SC70 µP Supervisory Circuits

Low-Power, Dual-/Triple-Voltage SC70 µP Supervisory Circuits are Ideal for Portable Equipment
MAX6832, MAX6833, MAX6834,
...		 Ultra-Low-Voltage SC70 Voltage Detectors and µP Reset Circuits
MAX6400, MAX6401, MAX6402,
...		 µP Supervisory Circuits in 4-Bump (2 x 2) Chip-Scale Package

Low-Power Microprocessor Supervisor in 4-Bump Chip Scale Package
MAX6381, MAX6382, MAX6383,
...		 SC70/µDFN, Single/Dual Low-Voltage, Low-Power µP Reset Circuits
MAX6375, MAX6376, MAX6377,
...		 3-Pin, Ultra-Low-Power SC70/SOT23 Voltage Detectors

Industry's Smallest, Lowest-Power Voltage Detectors
MAX6326, MAX6327, MAX6328,
...		 3-Pin, Ultra-Low-Power SC70/SOT µP Reset Circuits

Industry's Lowest-Power Reset IC Consumes Only 500nA with No External Components Required



Key Specifications:

Microcontrollers
Part Number MCU Core Core Clock Speed
(MHz)		 Data Processing Internal Flash
(KBytes)		 Internal SRAM
(KBytes)		 USARTs SPI Bus I2C Bus GPIO Pins PWM Timer Features
max max
MAXQ8913  MAXQ20 20 16-bit 64 4 1 1 1 12 1
Capture/Compare
Watchdog
See All Microcontrollers (38)

Overvoltage Protection Controllers
Part Number Channels VIN
(V)		 VIN
(V)		 Over Voltage Trip Level
(V)		 Under Voltage Lockout
(V)		 VGATE
(V)		 tGATE (On)
(ms)		 tGATE (Off)
(µs)		 Package/Pins
min max
MAX4970  1 2.2 28 5.9 2.45 7 13 5
UCSP/12
WLP/12
MAX4971  6.35
UCSP/12
WLP/12
MAX4972  4.65
UCSP/12
WLP/12
See All Overvoltage Protection Controllers (60)

Pushbutton Devices
Part Number Monitored Voltages Manual Reset Feature MR1 Setup Time Reset Thresh.
(V)		 Reset Out tRESET Reset Thresh. Accur.
(%)		 ICC
(µA)		 Package/Pins
min @ +25°C max
MAX6467  1 One-Shot 1µs
1.2 to 1.79
1.8 to 2.49
2.5 to 3.29
3.3 to 4.99
Active Low
Open Drain
85ms to 300ms
>1s
 1.5 13
SC70/4
SOT/4
MAX6468  One-Shot
Active Low
Push-Pull
85ms to 300ms
>1s
SC70/4
SOT/4
MAX6390  Single Soft/Hard Reset Output
Active Low
Open Drain
 >1s
µDFN/6
SC70/4
See All Pushbutton Devices (17)

Power-Supply Sequencers and Voltage Trackers
Part Number Option Interface Input Chan. VIN
(V)		 Features RoHS Available Oper. Temp.
(°C)		 Package/Pins Smallest Available Pckg.
(mm2)
max max w/pins
MAX6741  Sequence
Factory Fixed
R/C Adjustable
 2 <6 Reset Output Yes
-40 to +85
0 to +70
SC70/5
 5.3
MAX6744 
SC70/5
See All Power-Supply Sequencers and Voltage Trackers (55)

Supervisors (1 Monitored Voltage)
Part Number Reset Thresh.
(V)		 Reset Out tRESET Watchdog Feature Watchdog Timeout Supervisor Features Reset Thresh. Accur.
(%)		 ICC
(µA)
min @ +25°C max
MAX6854 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
 No Watchdog - Manual Reset 2.5 0.17
MAX6855 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active High
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
 No Watchdog - Manual Reset 2.5 0.17
MAX6856 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
 No Watchdog - Manual Reset 2.5 0.17
MAX6858 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
 No Watchdog - - 2.5 0.17
MAX6860 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
 No Watchdog - - 2.5 0.17
MAX6861 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Push-Pull
1ms to 15ms
85ms to 300ms
 No Watchdog - Manual Reset 2.5 0.17
MAX6862 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active High
Push-Pull
1ms to 15ms
85ms to 300ms
 No Watchdog - Manual Reset 2.5 0.17
MAX6863 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
1ms to 15ms
85ms to 300ms
 No Watchdog - Manual Reset 2.5 0.17
MAX6864 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
 Input (WDI) >2s Manual Reset 2.5 0.17
MAX6865 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active High
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
 Input (WDI) >2s Manual Reset 2.5 0.17
MAX6866 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
 Input (WDI) >2s Manual Reset 2.5 0.17
MAX6867 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
 Input (WDI) >2s Manual Reset 2.5 0.17
MAX6868 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active High
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
 Input (WDI) >2s Manual Reset 2.5 0.17
MAX6869 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
 Input (WDI) >2s Manual Reset 2.5 0.17
MAX6742 
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
85ms to 300ms
>1s
 No Watchdog -
Manual Reset
Power Fail Comparator/Low Battery Detect
 3 10
MAX6745 
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Push-Pull
85ms to 300ms
>1s
 No Watchdog - Power Fail Comparator/Low Battery Detect 3 10
MAX6832 
0 to 1.2
1.2 to 1.8
Active Low
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s
 No Watchdog - - 1.5 13
MAX6833 
0 to 1.2
1.2 to 1.8
Active High
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s
 No Watchdog - - 1.5 13
MAX6834 
0 to 1.2
1.2 to 1.8
Active Low
Open Drain
1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s
 No Watchdog - - 1.5 13
MAX6835 
0 to 1.2
1.2 to 1.8
Active Low
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s
 No Watchdog - Manual Reset 2.5 13
MAX6836 
0 to 1.2
1.2 to 1.8
Active High
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s
 No Watchdog - Manual Reset 1.5 13
MAX6837 
0 to 1.2
1.2 to 1.8
Active Low
Open Drain
1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s
 No Watchdog - Manual Reset 1.5 13
MAX6838 
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s
 No Watchdog - Adjustable Reset Input 1.5 13
MAX6839 
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active High
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s
 No Watchdog - Adjustable Reset Input 2.5 13
MAX6840 
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s
 No Watchdog - Adjustable Reset Input 2.5 13
MAX6400 
1.8 to 2.5
2.5 to 3.3
Active Low
Push-Pull
 85ms to 300ms No Watchdog - Manual Reset - 1
MAX6401 
1.8 to 2.5
2.5 to 3.3
Active High
Push-Pull
 85ms to 300ms No Watchdog - Manual Reset - 1
MAX6402 
1.8 to 2.5
2.5 to 3.3
Active Low
Open Drain
 85ms to 300ms No Watchdog - Manual Reset - 1
MAX6403  3.3 to 5.5
Active Low
Push-Pull
 85ms to 300ms No Watchdog - Manual Reset - 1
MAX6404  3.3 to 5.5
Active High
Push-Pull
 85ms to 300ms No Watchdog - Manual Reset - 1
MAX6405  3.3 to 5.5
Active Low
Open Drain
 85ms to 300ms No Watchdog - Manual Reset - 1
MAX6381 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
 No Watchdog - - 1.5 13
MAX6382 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active High
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
 No Watchdog - - 1.5 13
MAX6383 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
 No Watchdog - - 1.5 13
MAX6384 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
 No Watchdog - Manual Reset 1.5 13
MAX6385 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active High
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
 No Watchdog - Manual Reset 1.5 13
MAX6386 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
 No Watchdog - Manual Reset 1.5 13
MAX6375 
1.8 to 2.5
2.5 to 3.3
Active High
Active Low
Open Drain
Push-Pull
 <1ms No Watchdog - - 2.5 0.5
MAX6376 
1.8 to 2.5
2.5 to 3.3
Active High
Active Low
Open Drain
Push-Pull
 <1ms No Watchdog - - 2.5 0.5
MAX6377 
1.8 to 2.5
2.5 to 3.3
Active Low
Open Drain
 <1ms No Watchdog - - 2.5 0.5
MAX6378 
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
 <1ms No Watchdog - - 2.5 0.5
MAX6379 
2.5 to 3.3
3.3 to 5.5
Active High
Active Low
Open Drain
Push-Pull
 <1ms No Watchdog - - 2.5 0.5
MAX6380 
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
 <1ms No Watchdog - - 2.5 0.5
MAX6326 
1.8 to 2.5
2.5 to 3.3
Active Low
Push-Pull
 85ms to 300ms No Watchdog - - 1.5 1
MAX6327 
1.8 to 2.5
2.5 to 3.3
Active High
Push-Pull
 85ms to 300ms No Watchdog - - 1.5 1
MAX6328 
1.8 to 2.5
2.5 to 3.3
Active Low
Open Drain
 85ms to 300ms No Watchdog - - 1.5 1
MAX6346  3.3 to 5.5
Active Low
Push-Pull
 85ms to 300ms No Watchdog - - 1.5 1.75
MAX6347  3.3 to 5.5
Active High
Push-Pull
 85ms to 300ms No Watchdog - - 1.5 1.75
MAX6348  3.3 to 5.5
Active Low
Open Drain
 85ms to 300ms No Watchdog - - 1.5 1.75
See All Supervisors (1 Monitored Voltage) (274)

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
MAX6736  Factory Fixed
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
85ms to 300ms
>1s
 No Watchdog Manual Reset 3 12
MAX6737  Factory Fixed
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Push-Pull
85ms to 300ms
>1s
 Manual Reset 3 12
MAX6738 
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
Active Low
Open Drain
85ms to 300ms
>1s
Adjustable Reset Input
Manual Reset
 3 10
MAX6739 
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
Active Low
Push-Pull
85ms to 300ms
>1s
Adjustable Reset Input
Manual Reset
 3 10
MAX6741 
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
Active Low
Open Drain
85ms to 300ms
>1s
 Manual Reset 3 12
MAX6744 
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
Active Low
Push-Pull
85ms to 300ms
>1s
 - 3 12
MAX6387 
Factory Fixed
R/C Adjustable
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
Adjustable Reset Input
Manual Reset
 1.5 13
MAX6388 
Factory Fixed
R/C Adjustable
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active High
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
 Adjustable Reset Input 1.5 13
MAX6389 
Factory Fixed
R/C Adjustable
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
 Adjustable Reset Input 1.5 13
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
MAX6740 
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
Active Low
Open Drain
85ms to 300ms
>1s
 No Watchdog
Adjustable Reset Input
Manual Reset
 3 12
MAX6743 
Active Low
Push-Pull
 Adjustable Reset Input
See All Supervisors (3 Monitored Voltages) (32)

Switch Debouncer/Protectors
Part Number Switch Inputs Edge Triggered Functions Debounce Duration
(ms)		 Output Polarity Output Type Switch Inputs
(±V)		 ESD Protect.
(±kV)		 ICC
(µA)		 Package/Pins
max max
MAX6467  1 Falling Edge Non-Retriggerable One-Shot 85 to 300 Active Low Open-Drain +5.5 2 13
SC70/4
SOT/4
MAX6468  Push-Pull
SC70/4
SOT/4
See All Switch Debouncer/Protectors (6)





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