ICS508
PECL TO CMOS CONVERTER
PECL TO CMOS TRANSLATOR
Parameter
Output High Voltage
Symbol
V
OH
Conditions
VDDC = 5 V
IOH = -24 mA
VDDC = 3.3 V
IOH = -18 mA
VDDC = 2.5 V
IOH = -8 mA
Min.
VDDC - 0.4
VDDC - 0.4
VDDC - 0.4
Typ.
Max.
Units
V
V
V
Output Low Voltage
V
OL
VDDC = 5 V
IOL = 24 mA
VDDC = 3.3 V
IOL = 18 mA
VDDC = 2.5 V
IOL = 8 mA
0.4
0.4
0.4
250
1.5
8
V
V
V
kΩ
mA
mA
On Chip Pull-up Resistor
Operating Supply Current
R
PU
IDDP
IDDC
OE
100 MHz, no load
100 MHz, no load
Note 1: VDDP must always be greater than or equal to VDDC
AC Electrical Characteristics
VDDP = VDDC = 3.3V±5%
, Ambient Temperature 0 to +70° C, unless stated otherwise
Parameter
Input Frequency
Output Clock Rise Time
Symbol
f
IN
100 MHz
100 MHz
100 MHz
Conditions
0.8 V to 2.0 V, VDDP=VDDC = 5 V
0.8 V to 2.0 V, VDDP=VDDC=3.3 V
0.8 V to 2.0 V, VDDP=VDDC=2.5 V
2.0 V to 0.8 V, VDDP=VDDC = 5 V
2.0 V to 0.8 V, VDDP=VDDC=3.3 V
2.0 V to 0.8 V, VDDP=VDDC=2.5 V
OE high to output on 0 - 100 MHz
OE low to tri-state 0 - 100 MHz
VDDP = 5 V, VDDC = 5 V,
Min. Typ. Max. Units
0
0.4
0.6
1
0.4
0.6
1
7
7
4
4.5
5.5
4.5
5.5
45
20
20
6
7
9
7
9
55
250
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
%
Output Clock Fall Time
100 MHz
100 MHz
100 MHz
Output Enable Time
Output Disable Time
Propagation Delay
100 MHz
100 MHz
100 MHz VDDP = 5 V, VDDC = 3.3 V
100 MHz VDDP = 5 V, VDDC = 2.5 V
100 MHz VDDP = 3.3 V, VDDC = 3.3 V
VDDP = 3.3 V, VDDC = 2.5 V
Output Clock Duty
Cycle 0 - 100 MHz
Any VDD combination
IDT™ / ICS™
PECL TO CMOS CONVERTER
4
ICS508
REV H 051310
IDT [ INTEGRATED DEVICE TECHNOLOGY ]
