ICS85310AYI-21LNT IDT, Integrated Device Technology Inc, ICS85310AYI-21LNT Datasheet

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ICS85310AYI-21LNT

Manufacturer Part Number
ICS85310AYI-21LNT
Description
IC FANOUT BUFFER 1-5 DUAL 32LQFP
Manufacturer
IDT, Integrated Device Technology Inc
Series
HiPerClockS™r
Type
Fanout Buffer (Distribution)r
Datasheet

Specifications of ICS85310AYI-21LNT

Number Of Circuits
2
Ratio - Input:output
1:5
Differential - Input:output
Yes/Yes
Input
HCSL, LVDS, LVHSTL, LVPECL, SSTL
Output
ECL, LVPECL
Frequency - Max
700MHz
Voltage - Supply
2.375 V ~ 3.8 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
32-LQFP
Frequency-max
700MHz
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
85310AYI-21LNT

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ICS85310AYI-21LNT
Manufacturer:
IDT, Integrated Device Technology Inc
Quantity:
10 000
B
G
The ICS85310I-21 is a low skew, high perfor- mance dual
1-to-5 Differential-to-2.5V/3.3VECL/LVPECL Fanout Buffer.
The CLKx, nCLKxpairs can accept most standard differential
input levels.The ICS85310I-21 is characterized to operate
from either a 2.5V or a 3.3V power supply. Guaranteed
output and part-to-part skew characteristics make the
I C S 8 5 3 1 0I-21 i d e a l f o r t h o s e c l o c k d i s t r i b u t i o n
applications demanding well defined performance and
repeatability.
85310AYI-21
LOCK
ENERAL
nCLKA
nCLKB
CLKA
CLKB
D
IAGRAM
D
ESCRIPTION
D
IFFERENTIAL
QA0
nQA0
QA1
nQA1
QA2
nQA2
QA3
nQA3
QA4
nQA4
QB0
nQB0
QB1
nQB1
QB2
nQB2
QB3
nQB3
QB4
nQB4
www.idt.com
-
TO
-2.5V/3.3V ECL/LVPECL F
1
F
• Two differential 2.5V/3.3V LVPECL / ECL bank outputs
• Two differential clock input pairs
• CLKx, nCLKx pairs can accept the following differential
• Maximum output frequency: 700MHz
• Translates any single ended input signal to 3.3V
• Output skew: 25ps (typical)
• Part-to-part skew: 270ps (typical)
• Propagation delay: 1.7ns (typical)
• Additive phase jitter, RMS: <0.13ps (typical)
• LVPECL mode operating voltage supply range:
• ECL mode operating voltage supply range:
• -40°C to 85°C ambient operating temperature
• Lead-Free package fully RoHS complaint
P
input levels: LVDS, LVPECL, LVHSTL, SSTL, HCSL
LVPECL levels with resistor bias on nCLKx input
V
V
EATURES
IN
CC
CC
= 2.375V to 3.8V, V
= 0V, V
A
nCLKA
nCLKB
CLKA
CLKB
SSIGNMENT
V
V
nc
nc
CC
EE
EE
7mm x 7mm x 1.4mm package body
= -3.8V to -2.375V
1
2
3
4
5
6
7
8
32 31 30 29 28 27 26 25
9 10 11 12 13 14 15 16
ICS85310I-21
32-Lead LQFP
L
EE
Y Package
OW
Top View
= 0V
ICS85310I-21
S
KEW
, D
ANOUT
24
23
22
21
20
19
18
17
REV. E AUGUST 13, 2010
UAL
QA3
nQA3
QA4
nQA4
QB0
nQB0
QB1
nQB1
, 1-
B
UFFER
TO
-5

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ICS85310AYI-21LNT Summary of contents

Page 1

ENERAL ESCRIPTION The ICS85310I- low skew, high perfor- mance dual 1-to-5 Differential-to-2.5V/3.3VECL/LVPECL Fanout Buffer. The CLKx, nCLKxpairs can accept most standard differential input levels.The ICS85310I-21 is characterized to operate from either a 2. ...

Page 2

ABLE IN ESCRIPTIONS ...

Page 3

BSOLUTE AXIMUM ATINGS Supply Voltage, V 4.6V CC Negative Supply Voltage, V -4.6V EE Inputs, V -0. Outputs Continuous Current 50mA Surge Current 100mA Operating Temperature Range, TA -40°C to +85°C ...

Page 4

ABLE HARACTERISTICS ...

Page 5

D The spectral purity in a band at a specific offset from the funda- mental compared to the power of the fundamental is called the dBc Phase Noise. This value is normally expressed using a Phase noise plot and is ...

Page 6

D P ARAMETER CCO LVPECL V EE -0.375V to -1.8V 3. UTPUT OAD EST IRCUIT nQx PART 1 Qx nQy PART 2 Qy tsk(pp ART TO ...

Page 7

IRING THE IFFERENTIAL NPUT TO Figure 1 shows how the differential input can be wired to accept single ended levels. The reference voltage V_REF ~ V generated by the bias resistors R1, R2 and C1. This ...

Page 8

D T 2.5V LVPECL O ERMINATION FOR Figure 3A and Figure 3B show examples of termination for 2.5V LVPECL driver. These terminations are equivalent to terminat- ing 50Ω 2V. For V = 2.5V, the ...

Page 9

IFFERENTIAL LOCK NPUT NTERFACE The CLK /nCLK accepts LVDS, LVPECL, LVHSTL, SSTL, HCSL and other differential signals. Both V SWING the V and V input requirements. Figures show PP CMR interface examples ...

Page 10

D This section provides information on power dissipation and junction temperature for the ICS85310I-21. Equations and example calculations are also provided. 1. Power Dissipation. The total power dissipation for the ICS85310I-21 is the sum of the core power plus the ...

Page 11

D 3. Calculations and Equations. LVPECL output driver circuit and termination are shown in Figure 5. F IGURE T o calculate worst case power dissipation into the load, use the following equations which assume a 50Ω load, and a termination ...

Page 12

D θ ABLE VS IR LOW ABLE FOR JA Single-Layer PCB, JEDEC Standard Test Boards Multi-Layer PCB, JEDEC Standard Test Boards NOTE: Most modern PCB designs use multi-layered boards. The data in the second ...

Page 13

ACKAGE UTLINE UFFIX FOR ABLE ...

Page 14

ABLE RDERING NFORMATION ...

Page 15

...

Page 16

D We’ve Got Your Timing Solution. 6024 Silver Creek Valley Road San Jose, CA 95138 © 2010 Integrated Device Technology, Inc. All rights reserved. Product specifications subject to change without notice. IDT, the IDT logo, ICS and HiPerClockS are trademarks ...

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