71M6545HT-IGTRSLASHF datasheet(9/66 Pages) MAXIM

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71M6545T/71M6545HT

Energy Meter ICs

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Electrical Characteristics (continued)

(Limits are production tested at TA = +25ºC. Limits over the operating temperature range and relevant supply voltage range are guar-

anteed by design and characterization.)

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

SUPPLY CURRENT

VV3P3A + VV3P3SYS Supply

Current (Note 1)

VV3P3A = VV3P3SYS = 3.3V; MPU_DIV = 3 (614kHz

MPU clock); PLL_FAST = 1; PRE_E = 0

5.5

6.7

PLL_FAST = 0

2.6

3.5

PRE_E = 1

5.7

6.9

PLL_FAST = 0, PRE_E=1

2.6

3.6

Dynamic Current

0.4

0.6

mA/MHz

VBAT Current

Mission mode

-300

+300

Brownout mode

2.4

3.2

Sleep mode

-300

+300

VBAT_RTC Current

Brownout mode

400

650

Sleep mode, TA≤25°C

0.7

1.7

µA

Sleep mode, TA = 85°C (Note 1)

1.5

3.2

µA

Flash Write Current

Maximumflashwriterate

7.1

9.3

VV3P3D SWITCH

On-Resistance

VV3P3SYS to VV3P3D, IV3P3D≤1mA

Ω

VBAT to VV3P3D, IV3P3D≤1mA

IOH

INTERNAL POWER FAULT COMPARATOR

Response Time

100mV overdrive, falling

200

µs

100mV overdrive, rising

200

Falling Threshold, 3.0V

Comparator

2.83

2.93

3.03

Falling Threshold, 2.8V

Comparator

2.71

2.81

2.91

Difference between 3.0V and

2.8V comparators

136

220

Falling Threshold, 2.25V

Comparator

2.14

2.33

2.51

Falling Threshold, 2.0V

Comparator

1.90

2.07

2.23

Difference between 2.25V and

2.0V Comparators

0.15

0.25

0.365

Hysteresis

TA = +22°C

3.0V comparator

2.8V comparator

2.25V comparator

2.0V comparator

71M6545HT-IGTR/F Datasheet(PDF) 9 Page - Maxim Integrated Products

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