ICS853111BYLF IDT, Integrated Device Technology Inc, ICS853111BYLF Datasheet - Page 11

• Manufacturer Part Number: ICS853111BYLF
• Description: IC FANOUT BUFF LVPECL/ECL 32TQFP
• Manufacturer: IDT, Integrated Device Technology Inc
• Series: HiPerClockS™r
• Type: Fanout Buffer (Distribution), Multiplexerr

Specifications of ICS853111BYLF

• Number Of Circuits: 1
• Ratio - Input:output: 2:10
• Differential - Input:output: Yes/Yes
• Input: CML, LVDS, LVPECL, SSTL
• Output: ECL, LVPECL
• Frequency - Max: 3GHz
• Voltage - Supply: 2.375 V ~ 3.8 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 32-TQFP, 32-VQFP
• Frequency-max: 3GHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 800-1165; 853111BYLF

T
Figure 5A and Figure 5B show examples of termination for 2.5V
LVPECL driver. These terminations are equivalent to terminating
IDT
F
ERMINATION FOR
ICS853111B
LOW SKEW, 1-TO-10, DIFFERENTIAL-TO-2.5V, 3.3V LVPECL/ECL FANOUT BUFFER
VCCO=2.5V
VCCO=2.5V
IGURE
™
/ ICS
F
IGURE
2,5V LVPECL
Driv er
2,5V LVPECL
Driv er
™
5A. 2.5V LVPECL D
1-TO-10, LVPECL/ECL FANOUT BUFFER
5C. 2.5V LVPECL T
Zo = 50 Ohm
Zo = 50 Ohm
Zo = 50 Ohm
Zo = 50 Ohm
2.5V LVPECL O
RIVER
2.5V
R1
250
ERMINATION
R1
50
R2
62.5
T
ERMINATION
R3
250
UTPUT
R2
50
R4
62.5
E
XAMPLE
+
-
+
-
E
2.5V
2.5V
XAMPLE
11
50Ω to V
ground level. The R3 in Figure 5B can be eliminated and the
termination is shown in Figure 5C.
F
IGURE
VCCO=2.5V
2,5V LVPECL
Driv er
CC
5B. 2.5V LVPECL D
- 2V. For V
Zo = 50 Ohm
Zo = 50 Ohm
CC
= 2.5V, the V
ICS853111BY REV. B SEPTEMBER 5, 2007
RIVER
R1
50
T
CC
ERMINATION
- 2V is very close to
R2
50
R3
18
+
-
E
2.5V
XAMPLE