Torwards
AT8563
Tamb
Tstg
operating ambient temperature
storage temperature
-40
-65
+150
-0.5
°C
°C
Please refer Table 29 and Table 30 for DC or AC characteristics.
Table 29: Static characteristics
(Test condition: VDD = 1.8 to 5.5 V; VSS = 0 V; Tamb =− 40 to 85° C; fOSC = 32.768 kHz; quartz Rs = 40 kΩ;
CL = 8 pF; unless otherwise specified. )
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
Supplies
I2C bus
1.0[1]
1.8[1]
VLOW
−
−
5.5
5.5
5.5
V
V
V
inactive; Tamb
= 25 °C
supply voltage
I2C bus active;
VDD
f
SCL = 400 kHz
Tamb=25 °C
−
supply voltage for reliable
clock/calendar information
[2]
fSCL=200kHz
−
−
−
800
200
μA
μA
fSCL=100kHz
fSCL=0Hz
VDD=5V
−
[2]
supply current;
IDD1
CLKOUT disabled(FE=0)
−
−
−
700
650
600
−
900
750
650
800
200
nA
nA
nA
μA
μA
VDD=3V
VDD=2V
[2]
fSCL=200kHz
fSCL=100kHz
fSCL=0kHz
VDD=5V
−
−
[2]
−
supply current;
CLKOUT enabled
(fCLKOUT = 32 kHz; FE = 1)
IDD2
−
−
−
1000
810
1100
900
800
nA
nA
nA
VDD=3V
VDD=2V
720
Inputs
VIL
VSS
0.7VDD
-1
0.3VDD
VDD
+1
V
V
−
−
−
−
LOW-level input voltage
HIGH-level input voltage
input leakage current
input capacitance
VIH
ILI
VI= VDD or VSS
μA
pF
[3]
Ci
7
−
Outputs
VOL=0.4V;
VDD=5V
IOL(SDA)
-3
mA
−
−
LOW-level output current;pin SDA
LOW-level output current;pin INT
––––––––––
-1
-1
mA
mA
−
−
−
−
IOL(
)
I N T
LOW-level output current; pin
CLKOUT
IOL(CLKOUT)
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