SONET/SDH OC-12 TO OC-48 MUX/DEMUX
S3045
Table 9. LVPECL Input DC Characteristics
Parameters
VIL
Description
Input LOW Voltage
Min
VDD -2.0
VDD -1.0
-20
Max
VDD -1.6
VDD -0.4
20
Units
V
Conditions
VIH
IIH
Input HIGH Voltage
V
Single-ended input HIGH current
Single-ended input LOW current
SDVBB pin
µA
µA
V
VIN = VDD -0.4V
IIL
-20
20
VIN = VDD -2.0V
VOUT
1.8
2.2
IOUT = 0, VDD = 3.47V
Table 10. LVTTL Input/Output DC Characteristics
Parameters Description
VOH Output HIGH Voltage
Min
Typ
Max Units
Conditions
2.4
VDD
.5
V
V
VDD = 3.14V, IOH = -2.4mA
VDD = 3.14V, IOL = 2.4mA
VOL
VIH
Output LOW Voltage
Input HIGH Voltage
0.7
VDD
V
V
0.3
VDD
VIL
Input LOW Voltage
Input HIGH Current, for 5V tolerant
input
II
1
50
50
10
50
-0.2
mA
µA
µA
µA
µA
V
V
IN = VDD5 = 5.5V
VIN = 2.4V
VIN = 2.4V
IIH
IIH
IIL
IIL
VIK
Input HIGH Current
-50
10
2
Input HIGH Current with pulldowns
TEST_EN0, TEST_EN1
25
Input LOW Current
-500
1
VIN = 0.5V
VIN = 0.5V
IIN = -18mA
Input LOW Current with pulldowns
TEST_EN0, TEST_EN1
10
Input Clamp Voltage
-1.2
-0.8
Note: The term LVTTL implies CMOS levels for this device.
23
December 13, 1999 / Revision E
AMCC [ APPLIED MICRO CIRCUITS CORPORATION ]
