PCF85263ATLSLASHA datasheet(71/100 Pages) NXP

71 / 100 page

PCF85263A

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

Product data sheet

Rev. 4.1 — 27 November 2015

71 of 100

NXP Semiconductors

PCF85263A

Tiny RTC with alarm, battery switch-over, and I2C-bus

15. Characteristics

Table 68.

Characteristics

VDD = 0.9 V to 5.5 V; VSS =0V; Tamb = 40 C to +85 C; fosc = 32.768 kHz; quartz Rs =60 k; CL = 7 pF; all registers in

reset state; unless otherwise specified.

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

Supplies

VDD

supply voltage

interface inactive; fSCL =0Hz

[1] 0.9-

5.5V

interface active; fSCL = 400 kHz

[2] 1.8-

5.5V

VBAT

battery supply voltage

[1] 0.9-

5.5V

IDD

supply current

CLKOUT disabled; VDD =3.3 V;

interface inactive; fSCL =0Hz

[3]

battery switch enabled

Tamb =25 C

320

480

Tamb =50 C

370

550

Tamb =85 C

590

885

battery switch disabled

[4]

Tamb =25 C

280

420

Tamb =50 C

330

500

Tamb =85 C

550

825

CLKOUT disabled; VDD =3.3 V;

interface active; fSCL = 400 kHz

-10

A

Reference voltage

Vth

threshold voltage

HIGH falling VDD

2.42.6

2.8V

HIGH rising VDD

2.5

2.7

2.95

LOW falling VDD

1.31.4

1.5V

LOW rising VDD

1.37

1.47

1.6

reference voltage hysteresis

50

Inputs[5]

input voltage

0.5

+5.5

VIL

LOW-level input

voltage

0.5

+0.3VDD

VIH

HIGH-level input

voltage

0.7VDD

-5.5

ILI

input leakage current

VI = VSS or VDD

-0

A

post ESD event

0.5

+0.5

A

input capacitance

[6] --

RPU(TS)

pull-up resistance on

pin TS

80 k

 mode

[7] 68



40 k

 mode

[7] 36



Outputs

VOH

HIGH-level output

voltage

on pin CLK, TS

0.8VDD

-VDD

VOL

LOW-level output

voltage

on pins SDA, INTA, CLK, TS

VSS

-0.2VDD

PCF85263ATL/A Datasheet(PDF) 71 Page - NXP Semiconductors

PCF85263ATL/A Datasheet(HTML) 71 Page - NXP Semiconductors

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100

Datasheet Download

Link URL