ICS8534AY-01LFT IDT, Integrated Device Technology Inc, ICS8534AY-01LFT Datasheet - Page 11

• Manufacturer Part Number: ICS8534AY-01LFT
• Description: IC FANOUT BUFFER 1-22 64-TQFP
• Manufacturer: IDT, Integrated Device Technology Inc
• Series: HiPerClockS™r
• Type: Fanout Buffer (Distribution), Multiplexerr

Specifications of ICS8534AY-01LFT

• 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
• Number Of Clock Inputs: 2
• Mode Of Operation: Differential
• Output Frequency: 500MHz
• Output Logic Level: LVPECL
• Operating Supply Voltage (min): 3.135V
• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (max): 3.465V
• Package Type: TQFP EP
• Operating Temp Range: 0C to 85C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 64
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 8534AY-01LFT

ICS8534-01 Data Sheet
Differential Clock Input Interface
The CLK /nCLK accepts LVPECL, LVDS, HCSL, SSTL, LVHSTL and
other differential signals. Both V
and V
examples for the CLK/nCLK input driven by the most common driver
Figure 3A. CLK/nCLK Input Driven by an
Figure 3C. CLK/nCLK Input Driven by a
Figure 3E. CLK/nCLK Input Driven by a
ICS8534AY-01 REVISION B MARCH 28, 2011
CMR
3.3V
1.8V
3.3V
HCSL
LVPECL
input requirements. Figures 3A to 3F show interface
*Optional – R3 and R4 can be 0Ω
LVHSTL
IDT
LVHSTL Driver
IDT Open Emitter LVHSTL Driver
3.3V LVPECL Driver
3.3V HCSL Driver
*R3
*R4
Zo = 50Ω
Zo = 50Ω
Zo = 50Ω
Zo = 50Ω
33Ω
33Ω
Zo = 50Ω
Zo = 50Ω
SWING
R3
125Ω
R1
50Ω
3.3V
R1
84Ω
R1
50Ω
and V
R2
50Ω
R4
125Ω
R2
84Ω
OH
R2
50Ω
must meet the V
CLK
nCLK
CLK
nCLK
CLK
nCLK
3.3V
3.3V
3.3V
Differential
Input
Differential
Input
Differential
Input
PP
11
types. 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 3B. CLK/nCLK Input Driven by a
Figure 3D. CLK/nCLK Input Driven by a 3.3V LVDS Driver
Figure 3F. CLK/nCLK Input Driven by a
LOW SKEW, 1-TO-22 DIFFERENTIAL-TO-3.3V LVPECL FANOUT BUFFER
3.3V
2.5V
3.3V
LVDS
LVPECL
SSTL
3.3V LVPECL Driver
2.5V SSTL Driver
Zo = 50Ω
Zo = 50Ω
Zo = 60Ω
Zo = 60Ω
Zo = 50Ω
Zo = 50Ω
©2011 Integrated Device Technology, Inc.
R3
120Ω
2.5V
R1
50Ω
R1
120Ω
R2
50Ω
R4
120Ω
R2
50Ω
R2
120Ω
R1
100Ω
CLK
nCLK
CLK
nCLK
CLK
nCLK
3.3V
3.3V
3.3V
Differential
Input
Differential
Input
Receiver