range are guaranteed by design and characterization. Specifications marked GBD are guaranteed by design and not production tested.

Specifications to -20°C are guaranteed by design and are not production tested.)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Supply Voltage

1.71

1.8

1.89

V

1.14

1.2

1.26

1.71

1.8

1.89

1.75

1.8

1.89

1.71

1.8

3.6

1.71

1.8

3.6

Power Fail Reset

Voltage

1.62

1.7

V

Power-On Reset

Voltage

1.5

V

RAM Data Retention

Voltage

0.93

V

Current, LP3 Mode

ing code from cache memory, all inputs

source/sink any current, PMU disabled

106

μA/MHz

LP3 Mode

ing code from cache memory, all inputs

source/sink any current, 96MHz oscillator

selected as system clock

173

μA

ing code from cache memory, all inputs

source/sink any current, 4MHz oscillator

selected as system clock

72

LP3 Mode

pins and executing code from cache mem-

outputs do not source/sink any current,

96MHz oscillator selected as system clock

366

μA

pins and executing code from cache mem-

outputs do not source/sink any current,

4MHz oscillator selected as system clock

33

Current, LP2 Mode

mode, PMU with two channels active

27

μA/MHz

Electrical Characteristics

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Maxim Integrated │ 4

MAX32630/MAX32631

Ultra-Low Power, High-Performance

Cortex-M4F Microcontroller for Wearables