PCF8564A datasheet(60/86 Pages) NXP

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NXP Semiconductors

PCA2131

Nano-power highly accurate RTC with integrated quartz crystal for automotive applications

VDD = 1.2 V to 5.5 V; VSS = 0 V; Tamb = -40 °C to +105 °C, unless otherwise specified.

Symbol Parameter

Conditions

Min

Typ

Max

85 °C

Max

105 °C

Unit

VDD = 1.8 V, VBAT =

1.5 V

113

550

1220

VDD = 3.3 V, VBAT =

3.3 V

133

550

920

VDD = 5.5 V, VBAT =

3.3 V

169

650

1290

VBAT = 1.2 V, IBAT

[7] -

112

580

970

VBAT = 3.3 V, IBAT:

[7] -

125

530

830

VBAT = 5.5 V, IBAT:

[7] -

154

680

1130

PWRMNG[2:0] = 000 (see Table 22);

COF[2:0] = 000 (see Table 18)

TC_DIS = 0 (see Table 5); 100TH_S_DIS = 0

(see Table 5)

VDD = 1.8 V, VBAT =

1.5 V

[5] -

650

965

1495

VDD = 3.3 V, VBAT =

3.3 V

[5] -

1100

1450

1970

VDD = 5.5 V, VBAT =

3.3 V

[5] -

1770

2260

2890

VBAT = 1.2 V, IBAT

[7] -

130

395

905

VBAT = 3.3 V, IBAT

[7] -

185

435

880

IDD

supply current [2]

VBAT = 5.5 V, IBAT

[7] -

280

580

1135

IL(bat)

battery leakage

current

VDD is active supply;

VBAT = 3.0 V

0.1

Power management

Vth(sw)bat battery switch

threshold voltage

2.3

2.5

2.7

Vth(bat)low low battery threshold

voltage

2.3

2.5

2.7

Inputs [8]

input voltage

-0.5

VDD +

0.5

0.25VDD V

VIL

LOW-level input

voltage

Tamb = -40 °C to +85 °C;

VDD > 2.0 V

0.3VDD

Table 89. Static characteristics...continued

PCA2131

All information provided in this document is subject to legal disclaimers.

Product data sheet

Rev. 1.0 — 26 July 2021

60 / 86

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