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Электронный компонент: ICS8343I

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8343I
www.icst.com/products/hiperclocks.html
REV. B MARCH 8, 2001
1
Integrated
Circuit
Systems, Inc.
ICS8343I
L
OW
S
KEW
1-
TO
-16
F
ANOUT
B
UFFER
CLK
OE2
Q15
Q14
Q13
Q12
Q11
Q10
Q9
Q8
OE1
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
VDD1
VDD2
VDD
GND
G
ENERAL
D
ESCRIPTION
The ICS8343I is a low skew, 1-to-16 Fanout
Buffer and a member of the HiPerClockSTM family
of High Performance Clock Solutions from ICS.
The ICS8343I is at 5.0V, 3.3V, 2.5V and mixed
3.3V input and 2.5V supply modes over the com-
mercial temperature range. Guaranteed output and part-to-
part skew characteristics make the ICS8343I ideal for those
clock distribution applications demanding well defined per-
formance and repeatability.
B
LOCK
D
IAGRAM
P
IN
A
SSIGNMENT
F
EATURES
16 LVCMOS outputs
Output frequency up to 200MHz
250ps output skew
700ps part to part
CMOS compatible clock input at 5V, LVTTL and LVCMOS
compatible at 3.3V and 2.5V
LVTTL output enable inputs
Dual output enable inputs facilitates 1-to-16 or 1-to-8 input to
output modes
5.0V, 3.3V, 2.5V or mixed 3.3V, 2.5V from -40C to 85C
ambient operating temperature
32 lead low-profile QFP(LQFP), 7mm x 7mm x 1.4mm
package body, 0.8mm package lead pitch
32 31 30 29 28 27 26 25
9 10 11 12 13 14 15 16
1
2
3
4
5
6
7
8
24
23
22
21
20
19
18
17
VDD2
VDD2
VDD2
Q12
Q11
GND
GND
GND
VDD1
VDD1
VDD1
Q3
Q4
GND
GND
GND
Q10
Q9
Q8
VDD
CLK
Q7
Q6
Q5
Q13
Q14
Q15
OE2
OE1
Q0
Q1
Q2
ICS8343I
32-Lead LQFP
Y package
Top View
HiPerClockSTM
,&6
8343I
www.icst.com/products/hiperclocks.html
REV. B MARCH 8, 2001
2
Integrated
Circuit
Systems, Inc.
ICS8343I
L
OW
S
KEW
1-
TO
-16
F
ANOUT
B
UFFER
T
ABLE
1. P
IN
D
ESCRIPTIONS
T
ABLE
2. P
IN
C
HARACTERISTICS
T
ABLE
3. F
UNCTION
T
ABLE
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8343I
www.icst.com/products/hiperclocks.html
REV. B MARCH 8, 2001
3
Integrated
Circuit
Systems, Inc.
ICS8343I
L
OW
S
KEW
1-
TO
-16
F
ANOUT
B
UFFER
T
ABLE
4A. P
OWER
S
UPPLY
DC C
HARACTERISTICS
,
VDD = VDD1 = VDD2 = 5V5%, T
A
= -40
TO
85C
A
BSOLUTE
M
AXIMUM
R
ATINGS
Supply Voltage
7V
Inputs
-0.5V to VDD+0.5 V
Outputs
-0.5V to VDD+0.5V
Ambient Operating Temperature -40C to 85C
Storage Temperature
-65C to 150C
Stresses beyond those listed under Absolute Maximum Ratings may cause permanent damage to the device. These ratings are
stress specifications only and functional operation of the device at these or any conditions beyond those listed in the
DC Character-
istics or AC Characteristics is not implied. Exposure to absolute maximum rating conditions for extended periods may affect product
reliability.
T
ABLE
4B. LVCMOS DC C
HARACTERISTICS
,
VDD = VDD1 = VDD2 = 5V5%, T
A
= -40
TO
85C
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8343I
www.icst.com/products/hiperclocks.html
REV. B MARCH 8, 2001
4
Integrated
Circuit
Systems, Inc.
ICS8343I
L
OW
S
KEW
1-
TO
-16
F
ANOUT
B
UFFER
T
ABLE
5A. AC C
HARACTERISTICS
,
VDD = VDD1 = VDD2 = 5V5%, T
A
= -40
TO
85C
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8343I
www.icst.com/products/hiperclocks.html
REV. B MARCH 8, 2001
5
Integrated
Circuit
Systems, Inc.
ICS8343I
L
OW
S
KEW
1-
TO
-16
F
ANOUT
B
UFFER
T
ABLE
5B. AC C
HARACTERISTICS
,
VDD = VDD1 = VDD2 = 3.3V5%, T
A
= -40
TO
85C
T
ABLE
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S
UPPLY
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HARACTERISTICS
,
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A
= -40
TO
85C
T
ABLE
4D. LVCMOS DC C
HARACTERISTICS
,
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A
= -40
TO
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8343I
www.icst.com/products/hiperclocks.html
REV. B MARCH 8, 2001
6
Integrated
Circuit
Systems, Inc.
ICS8343I
L
OW
S
KEW
1-
TO
-16
F
ANOUT
B
UFFER
T
ABLE
5C. AC C
HARACTERISTICS
,
VDD = 3.3V5%, VDD1 = VDD2 = 2.5V5%, T
A
= -40
TO
85C
T
ABLE
4E. DC P
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S
UPPLY
C
HARACTERISTICS
,
VDD = 3.3V5%, VDD1 = VDD2 = 2.5V5%, T
A
= -40
TO
85C
T
ABLE
4F. LVCMOS DC C
HARACTERISTICS
,
VDD = 3.3V5%, VDD1 = VDD2 = 2.5V5%, T
A
= -40
TO
85C
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8343I
www.icst.com/products/hiperclocks.html
REV. B MARCH 8, 2001
7
Integrated
Circuit
Systems, Inc.
ICS8343I
L
OW
S
KEW
1-
TO
-16
F
ANOUT
B
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T
ABLE
4G. P
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8343I
www.icst.com/products/hiperclocks.html
REV. B MARCH 8, 2001
8
Integrated
Circuit
Systems, Inc.
ICS8343I
L
OW
S
KEW
1-
TO
-16
F
ANOUT
B
UFFER
P
ACKAGE
O
UTLINE
- Y S
UFFIX
T
ABLE
6. P
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D
IMENSIONS
N
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Reference Document: JEDEC Publication 95, MS-026
E
E1
D1
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ccc C
SEATING
PLANE
D2
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8343I
www.icst.com/products/hiperclocks.html
REV. B MARCH 8, 2001
9
Integrated
Circuit
Systems, Inc.
ICS8343I
L
OW
S
KEW
1-
TO
-16
F
ANOUT
B
UFFER
T
ABLE
7. O
RDERING
I
NFORMATION
While the information presented herein has been checked for both accuracy and reliability, Integrated Circuit Systems, Incorporated (ICS) assumes no responsibility for either its use
or for infringement of any patents or other rights of third parties, which would result from its use. No other circuits, patents, or licenses are implied. This product is intended for use
in normal commercial applications. Any other applications such as those requiring extended temperature range, high reliability, or other extraordinary environmental requirements
are not recommended without additional processing by ICS. ICS reserves the right to change any circuitry or specifications without notice. ICS does not authorize or warrant any ICS
product for use in life support devices or critical medical instruments.
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