ICS85314BGI-01 IDT, Integrated Device Technology Inc, ICS85314BGI-01 Datasheet - Page 12
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ICS85314BGI-01
Manufacturer Part Number
ICS85314BGI-01
Description
Manufacturer
IDT, Integrated Device Technology Inc
Type
Clock Driverr
Datasheet
1.ICS85314BGI-01.pdf
(20 pages)
Specifications of ICS85314BGI-01
Number Of Clock Inputs
2
Output Frequency
700MHz
Output Logic Level
LVPECL
Operating Supply Voltage (min)
2.375V
Operating Supply Voltage (typ)
3.3V
Operating Supply Voltage (max)
3.8V
Package Type
TSSOP
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
20
Lead Free Status / RoHS Status
Not Compliant
T
Figure 5A and Figure 5B show examples of termination for
2.5V LVPECL driver. These terminations are equivalent to ter-
minating 50
85314BGI-01
ERMINATION FOR
F
VCC=2.5V
VCC=2.5V
IGURE
F
IGURE
2,5V LVPECL
Driv er
2,5V LVPECL
Driv er
5A. 2.5V LVPECL D
5C. 2.5V LVPECL T
to V
CC
Zo = 50 Ohm
Zo = 50 Ohm
Zo = 50 Ohm
Zo = 50 Ohm
- 2V. For V
2.5V LVPECL O
RIVER
CC
= 2.5V, the V
2.5V
R1
250
ERMINATION
R2
62.5
R1
50
T
ERMINATION
R3
250
UTPUT
R4
62.5
R2
50
E
CC
D
XAMPLE
+
-
+
-
- 2V is very
E
IFFERENTIAL
XAMPLE
2.5V
2.5V
www.idt.com
12
close to ground level. The R3 in Figure 5B can be eliminated
and the termination is shown in Figure 5C.
-
F
TO
VCC=2.5V
IGURE
-2.5V/3.3V LVPECL F
2,5V LVPECL
Driv er
5B. 2.5V LVPECL D
Zo = 50 Ohm
Zo = 50 Ohm
RIVER
ICS85314I-01
L
R1
50
OW
T
ERMINATION
ANOUT
S
R2
50
R3
18
KEW
REV. F JULY 25, 2010
+
-
, 1-
E
B
2.5V
XAMPLE
UFFER
TO
-5