Datasheet

DS_8023C_019 73S8023C Data Sheet
Rev. 1.5 23
Symbol Parameter Condition Min Typ Max Unit
Oscillator (XTALIN) I/O Parameters
V
ILXTAL
Input Low Voltage - XTALIN -0.3 0.3 V
DD
V
V
IHXTAL
Input High Voltage - XTALIN 0.7 V
DD
V
DD
+0.3 V
I
ILXTAL
Input Current - XTALIN GND < V
IN
< V
DD
-30 30 μA
f
MAX
Max freq. Osc or external clock 27 MHz
δin
External input duty cycle limit
tR/F < 10% fIN,
45% < δ
CLK
< 55%
48 52 %
12.6 DC Characteristics
Symbol Parameter Condition Min Typ Max Unit
I Supply Current on V
DD
Linear mode, ICC = 0
I/O, AUX1, AUX2 = high
DD
4.9 mA
Step up mode, ICC = 0
I/O, AUX1, AUX2 = high
4.7 mA
I
Supply Current on V
DD_PD
DD
PWRDN = 1,
Start/stop bit = 0
All digital inputs driven
with a true logical 0 or 1
in
Power Down mode
0.11 2.5
µA
12.7 Voltage / Temperature Fault Detection Circuits
Symbol Parameter Condition Min Typ Max Unit
V
V
DDF
DD
fault – V
DD
No external resistor on
VDDF_ADJ
Voltage
supervisor threshold)
2.15 2.4 V
V
V
CCF
CC
fault – V
CC
V
Voltage
supervisor threshold
CC
4.20 = 5 V 4.6 V
V
CC
2.5 = 3 V 2.7 V
T Die over temperature fault
F
115 145
°C
I Card over current fault
CCF
100 150 mA