PCF8563 查看數據表（PDF） - Tiger Electronic

零件编号

产品描述 (功能)

生产厂家

PCF8563

Real-time Clock/Calendar

Tiger Electronic 

PCF8563

Characteristics

Low-level output

current;pin INT

Low-level output

current;pin CLKOUT

High-level output

current;pin CLKOUT

Output leakage current

Voltage Detector

Voltage-low detection

level

Symbol Test conditions

I OL(INT)

I OL(CLKO

UT)

I OH(CLKO

UT)

I LO

V OH =4.6V;

V DD =5V

V O =V DD or V SS

Min

-1

-1

1

-1

Ty p .

Max

+1

V LOW Ta=25° C

0.9 1.0

Unit

mA

mA

mA

µA

V

*1 For reliable oscillator start-up at power-up: V DD (min)power-up = V DD (min) + 0.3 V.

*2 Timer source clock = 1¤60 Hz; SCL and SDA = V DD .

*3 Tested on sample basis.

DYNAMIC ELECTRICAL CHARACTERISTICS

（ Unless otherwise specified， V DD = 1.8 to 5.0 V; Vss = 0 V; Tamb =- 40 to 85° C;

f OSC = 32.768 kHz; quartz Rs = 40 kΩ; C L = 8 pF; ）

Characteristics

Symbol Test conditions

Oscillator

Integrated load

capacitance

C L(integrat

ed)

Oscillator stability

∆f OSC /f O ∆V DD =200mV

SC

Ta=25° C

Quartz crystal parameters (f OSC =32.768kHz)

Series resistance

RS

Parallel load

capacitance

CL

Trimmer capacitance

CT

CLKOUT output

CLKOUT duty factor

δ CLKOUT *1

I 2 C-bus timing characteristics *2

SCL clock frequency

f SCL

*3

START condition hold

time

t HD;STA

Set-up time for a

repeated START

condition

t SU;STA

SCL low time

SCL high time

t LOW

t HIGH

Min Typ. Max

15 25 35

2×10 -7

40

10

5

25

50

400

0.6

0.6

1.3

0.6

Unit

pF

kΩ

pF

pF

%

kHz

µs

µs

µs

µs

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