ICS8534AY-01LF IDT, Integrated Device Technology Inc, ICS8534AY-01LF Datasheet - Page 12

• Manufacturer Part Number: ICS8534AY-01LF
• Description: IC FANOUT BUFFER LVPECL 64-TQFP
• Manufacturer: IDT, Integrated Device Technology Inc
• Series: HiPerClockS™r
• Type: Fanout Buffer (Distribution), Multiplexerr

Specifications of ICS8534AY-01LF

• Number Of Circuits: 1
• Ratio - Input:output: 2:22
• Differential - Input:output: Yes/Yes
• Input: CML, HCSL, LVDS, LVHSTL, LVPECL, SSTL
• Output: LVPECL
• Frequency - Max: 500MHz
• Voltage - Supply: 3.135 V ~ 3.465 V
• Operating Temperature: 0°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 64-TQFP, 64-VQFP
• Frequency-max: 500MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 800-1173; 8534AY-01LF

LVPECL Clock Input Interface
The PCLK /nPCLK accepts LVPECL, CML, SSTL and other
differential signals. Both V
V
for the PCLK/nPCLK input driven by the most common driver types.
Figure 4A. PCLK/nPCLK Input Driven by an
Figure 4C. PCLK/nPCLK Input Driven by a
Figure 4E. PCLK/nPCLK Input Driven by an SSTL Driver
ICS8534-01 Data Sheet
ICS8534AY-01 REVISION B MARCH 28, 2011
CMR
input requirements. Figures 4A to 4E show interface examples
3.3V
2.5V
3.3V
LVPECL
CML
SSTL
Open Collector CML Driver
3.3V LVPECL Driver
Zo = 50Ω
Zo = 50Ω
Zo = 60Ω
Zo = 60Ω
Zo = 50Ω
Zo = 50Ω
SWING
and V
R3
125Ω
R3
120Ω
3.3V
2.5V
R1
84Ω
R1
120Ω
R1
50Ω
3.3V
OH
R4
125Ω
R4
120Ω
must meet the V
R2
84Ω
R2
120Ω
R2
50Ω
PCLK
nPCLK
PCLK
nPCLK
PCLK
nPCLK
3.3V
3.3V
3.3V
LVPECL
Input
LVPECL
Input
LVPECL
Input
PP
and
12
The input interfaces suggested here are examples only. If the driver
is from another vendor, use their termination recommendation.
Please consult with the vendor of the driver component to confirm the
driver termination requirements.
Figure 4B. PCLK/nPCLK Input Driven by a
Figure 4D. PCLK/nPCLK Input Driven by
2.5V
3.3V
LOW SKEW, 1-TO-22 DIFFERENTIAL-TO-3.3V LVPECL FANOUT BUFFER
CML Built-In Pullup
3.3V LVPECL
R5
100 - 200
Built-In Pullup CML Driver
a 3.3V LVPECL Driver with AC Couple
R6
100 - 200
Zo = 50Ω
Zo = 50Ω
Zo = 50Ω
Zo = 50Ω
©2011 Integrated Device Technology, Inc.
C1
C2
R1
100Ω
R3
84
3.3V
R1
125
R4
84
R2
125
PCLK
nPCLK
PCLK
nPCLK
3.3V
2.5V
LVPECL
Input
LVPECL
Input