Torwards
AT8563
Symbol
Parameter
Conditions
OH=4.6V;
VDD=5V
Min
1
Typ
Max
Unit
mA
V
HIGH-level output current; pin
CLKOUT
IOH(CLKOUT)
−
−
ILO
VO=VDD or VSS
-1
+1
−
μA
output leakage current
Voltage detector
voltage-low detection level
Tamb=25℃
VLOW
−
0.9
1.0
V
[1] For reliable oscillator start-up at power-up: VDD(min) power-up = VDD(min) + 0.3 V.
[2] Timer source clock = 1⁄60 Hz; SCL and SDA = VDD
.
[3] Tested on sample basis.
Tamb=25℃;Timer=1 minute.
IDD as a function of VDD; CLKOUT = 32 kHz
Tamb=25℃;Timer=1 minute.
Fig 15
Fig 14 IDD as a function of VDD; CLKOUT disabled
Tamb=25℃;normalized to VDD=3V.
Fig 17 Frequency deviation as function of VDD
VDD=3V;Timer=1 minute.
Fig 16
IDD as a function of Tamb; CLKOUT = 32 kHz
Table 30 AC characteristics
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
pF
Oscillator
CL
integrated load capacitance
oscillator stability
15
25
35
ΔVDD=200mV
amb=25℃
ΔfOSC/fOSC
−
2×10-7
−
T
•
17
•
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