DS1689SSLASHT&R datasheet(29/36 Pages) MAXIM

부품명	DS1689S/T&R

상세설명	3V/5V Serialized Real-Time Clocks with NV RAM Control

PDF	36 Pages

Scroll/Zoom	100%

제조업체	MAXIM [Maxim Integrated Products]

홈페이지	https://www.maximintegrated.com/en.html

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29 / 36 page

DS1689/DS1693

29 of 36

POWER-UP/POWER-DOWN TIMING—5V

(TA = +25°C)

PARAMETER

SYMBOL

MIN

TYP

MAX

UNITS NOTES

CS High to Power-Fail

tPF

Recovery at Power-Up

tREC

150

VCC Slew Rate Power-Down

4.0

≤ VCC ≤ 4.5V

300

µs

VCC Slew Rate Power-Down

tFB

3.0

≤ VCC ≤ 4.0V

µs

VCC Slew Rate Power-Up

4.5V

≥ VCC ≥ 4.0V

µs

Expected Data Retention

tDR

years

13, 14

POWER-UP/POWER-DOWN TIMING—3V

(TA = +25°C)

PARAMETER

SYMBOL

MIN

TYP

MAX

UNITS NOTES

CS High to Power-Fail

tPF

Recovery at Power-Up

tREC

150

VCC Slew Rate Power-Down

2.5

≤ VCC ≤ 3.0V

300

µs

VCC Slew Rate Power-Up

3.0V

≥ VCC ≥ 2.5V

µs

Expected Data Retention

tDR

years

13, 14

WARNING: Under no circumstances are negative undershoots, of any amplitude,

allowed when device is in battery-backup mode.

CAPACITANCE

(TA = +25°C)

PARAMETER

SYMBOL

MIN

TYP

MAX

UNITS NOTES

Input Capacitance

CIN

Output Capacitance

COUT

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