User's Manual Part 2

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  
 
Table 27 DC Specification for 3.3V Logic Signaling
Symbol Parameter Condition Min Max Unit
+3.3V Supply Voltage - 3.135 3.465 V
V
IH
Input High Voltage - 2.0 3.6 V
V
IL
Input Low Voltage - -0.5 0.8 V
I
OL
Output Low Current for
Open-drain Signals
Not applicable to LED# and
DAS/DSS# pins
0.4 V 4 - mA
I
OL
Output Low Current for
Open-drain Signals
Applies to the LED# pins
0.4 V 9 - mA
I
IN
Input Leakage Current 0 V to 3.3 V -10 +10 µA
I
LKG
Output Leakage Current 0 V to 3.3 V -50 +50 µA
C
IN
Input Pin Capacitance - - 7 pF
C
OUT
Output Pin Capacitance - - 30 pF
R
PULL-UP
Pull-up Resistance - 9 60
Table 28 DC Specification for 1.8V Logic Signaling
Symbol Parameter Condition Min Max Unit
V
DD18
Supply Voltage - 1.7 1.9 V
V
IH
Input High Voltage - 0.7 *
V
DD18
V
DD18
+
0.3
V
V
IL
Input Low Voltage - -0.3 0.3 V
DD18
V
V
OH
Output High Voltage I
OH
= -1 mA
V
DD18
Min
V
DD18
-
0.45
- V
V
OL
Output Low Voltage I
OL
= 1 mA
V
DD18
Min
- 0.45 V
I
IN
Input Leakage Current 0 V to V
DD18
-10 +10 µA
I
LKG
Output Leakage Current 0 V to V
DD18
-50 +50 µA
C
IN
Input Pin Capacitance - - 10 pF