
IDT82V3255
WAN PLL
Electrical Specifications
113
December 3, 2008
8.3
I/O SPECIFICATIONS
8.3.1
CMOS INPUT / OUTPUT PORT
Table 39: CMOS Input Port Electrical Characteristics
Parameter
Description
Min
Typ
Max
Unit
Test Condition
VIH
Input Voltage High
0.7VDD
V
VIL
Input Voltage Low
0.2VDD
V
IIN
Input Current
10
A
VIN
Input Voltage
-0.5
5.5
V
Table 40: CMOS Input Port with Internal Pull-Up Resistor Electrical Characteristics
Parameter
Description
Min
Typ
Max
Unit
Test Condition
VIH
Input Voltage High
0.7VDD
V
VIL
Input Voltage Low
0.2VDD
V
PU
Pull-Up Resistor
10
80
K
IIN
Input Current
250
A
VIN
Input Voltage
-0.5
5.5
V
Table 41: CMOS Input Port with Internal Pull-Down Resistor Electrical Characteristics
Parameter
Description
Min
Typ
Max
Unit
Test Condition
VIH
Input Voltage High
0.7VDD
V
VIL
Input Voltage Low
0.2VDD
V
PD
Pull-Down Resistor
10
80
K
other CMOS input port with internal pull-down resistor
540
TRST and TCK pin
100
300
SDI, CLKE pin
IIN
Input Current
350
A
other CMOS input port with internal pull-down resistor
700
TRST and TCK pin
40
SDI, CLKE pin
VIN
Input Voltage
-0.5
5.5
V
Table 42: CMOS Output Port Electrical Characteristics
Application Pin
Parameter
Description
Min
Typ
Max
Unit
Test Condition
Output Clock
VOH
Output Voltage High
2.4
VDD
V
IOH = 8 mA
VOL
Output Voltage Low
0
0.4
V
IOL = 8 mA
tR
Rise time
3
4
ns
15 pF
tF
Fall time
3
4
ns
15 pF
Other Output
VOH
Output Voltage High
2.5
VDD
V
IOH = 4 mA
VOL
Output Voltage Low
0
0.4
V
IOL= 4 mA
tR
Rise Time
10
ns
50 pF
tF
Fall Time
10
ns
50 pF