PCF8563
C h a r a c t e r i s t i c s
Low-level output
Symbol
I OL(INT)
Test conditions
Min
-1
Typ.
Max
Unit
mA
current;pin INT
I OL(CLKO
Low-level output
current;pin CLKOUT
-1
mA
UT)
I OH(CLKO V OH =4.6V;
High-level output
current;pin CLKOUT
1
mA
µA
V DD =5V
UT)
Output leakage current
-1
+1
I LO
V O =V DD or V SS
Voltage Detector
Voltage-low detection
level
Ta=25° C
0.9
1.0
V
V LOW
*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; ）
C h a r a c t e r i s t i c s
Oscillator
Symbol
Test conditions
Min
15
Typ.
Max
35
Unit
pF
C L(integrat
Integrated load
capacitance
25
ed)
∆f OSC /f O
∆V DD =200mV
Ta=25° C
2×10-7
Oscillator stability
SC
Quartz crystal parameters (f OSC =32.768kHz)
Series resistance
Parallel load
capacitance
Trimmer capacitance
CLKOUT output
40
25
kΩ
pF
pF
R S
C L
C T
10
50
5
CLKOUT duty factor
I 2 C-bus timing characteristics *2
*1
*3
%
δ CLKOUT
SCL clock frequency
START condition hold
time
Set-up time for a
repeated START
condition
400
kHz
µs
f SCL
0.6
0.6
t HD;STA
µs
t SU;STA
SCL low time
SCL high time
1.3
0.6
µs
µs
t LOW
t HIGH
5/23
TGS [ Tiger Electronic Co.,Ltd ]
