ics8536-01 Integrated Device Technology, ics8536-01 Datasheet - Page 13

• Manufacturer Part Number: ics8536-01
• Description: Xtal, Lvcmos, Differential Input Lvpecl Output 1 6 266-mhz Buffer
• Manufacturer: Integrated Device Technology

T
Figure 5A and Figure 5B show examples of termination for 2.5V
LVPECL driver. These terminations are equivalent to terminating
50
IDT
F
ERMINATION FOR
ICS8536-01
LOW SKEW, 1-TO-6, CRYSTAL/LVCMOS/DIFFERENTIAL-TO-3.3V, 2.5V LVPECL FANOUT BUFFER
IGURE
VCC=2.5V
VCC=2.5V
™
to V
/ ICS
F
IGURE
2,5V LVPECL
Driv er
2,5V LVPECL
Driv er
CC
™
5A. 2.5V LVPECL D
- 2V. For V
3.3V, 2.5V LVPECL FANOUT BUFFER
5C. 2.5V LVPECL T
Zo = 50 Ohm
Zo = 50 Ohm
Zo = 50 Ohm
Zo = 50 Ohm
2.5V LVPECL O
CC
= 2.5V, the V
RIVER
2.5V
R1
250
ERMINATION
CC
R2
62.5
R1
50
- 2V is very close to ground
T
ERMINATION
R3
250
UTPUTS
R4
62.5
R2
50
E
XAMPLE
+
-
+
-
E
2.5V
2.5V
XAMPLE
13
level. The R3 in Figure 5B can be eliminated and the termination
is shown in Figure 5C.
F
VCC=2.5V
IGURE
2,5V LVPECL
Driv er
5B. 2.5V LVPECL D
Zo = 50 Ohm
Zo = 50 Ohm
ICS8536AG-01 REV. B NOVEMBER 3, 2006
RIVER
R1
50
T
ERMINATION
R2
50
R3
18
PRELIMINARY
+
-
E
2.5V
XAMPLE