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8302AMI-01
www.icst.com/products/hiperclocks.html
REV. A NOVEMBER 2, 2005
1
Integrated
Circuit
Systems, Inc.
ICS8302I-01
L
OW
S
KEW
, 1-
TO
-2 LVCMOS / LVTTL
F
ANOUT
B
UFFER
W
/ C
OMPLEMENTARY
O
UTPUT
G
ENERAL
D
ESCRIPTION
T h e I C S 8 3 0 2I-01 i s a l o w s k e w, 1 - t o - 2
LVCMOS/LVTTL Fanout Buffer w/Complemen-
tary Output a n d a m e m b e r o f t h e
HiPerClock S TM family of High Perfor mance
Clock Solutions from ICS. The ICS8302I-01
has a single ended clock input. The single ended clock
input accepts LVCMOS or LVTTL input levels. T h e
ICS8302I-01 is characterized at full 3.3V for input V
DD
,
and mixed 3.3V and 2.5V for output operating supply
modes (V
DDO
). Guaranteed output and part-to-part skew
characteristics make the ICS8302I-01 ideal for clock
distribution applications demanding well defined
performance and repeatability.
F
EATURES
Complementary LVCMOS / LVTTL output
LVCMOS / LVTTL clock input accepts LVCMOS
or LVTTL input levels
Maximum output frequency: 250MHz
Output skew: 165ps (maximum)
Part-to-part skew: 800ps (maximum)
Small 8 lead SOIC package saves board space
Full 3.3V or 3.3V core/2.5V output supply modes
-40C to 85C ambient operating temperature
Available in both standard and lead-free compliant
packages
B
LOCK
D
IAGRAM
P
IN
A
SSIGNMENT
ICS8302I-01
8-Lead SOIC
3.8mm x 4.8mm, x 1.47mm package body
M Package
Top View
V
DDO
V
DD
CLK
GND
1
2
3
4
Q
nQ
CLK
HiPerClockSTM
ICS
Q
GND
V
DDO
nQ
8
7
6
5
8302AMI-01
www.icst.com/products/hiperclocks.html
REV. A NOVEMBER 2, 2005
2
Integrated
Circuit
Systems, Inc.
ICS8302I-01
L
OW
S
KEW
, 1-
TO
-2 LVCMOS / LVTTL
F
ANOUT
B
UFFER
W
/ C
OMPLEMENTARY
O
UTPUT
T
ABLE
1. P
IN
D
ESCRIPTIONS
T
ABLE
2. P
IN
C
HARACTERISTICS
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1
8302AMI-01
www.icst.com/products/hiperclocks.html
REV. A NOVEMBER 2, 2005
3
Integrated
Circuit
Systems, Inc.
ICS8302I-01
L
OW
S
KEW
, 1-
TO
-2 LVCMOS / LVTTL
F
ANOUT
B
UFFER
W
/ C
OMPLEMENTARY
O
UTPUT
T
ABLE
3A. P
OWER
S
UPPLY
DC C
HARACTERISTICS
,
V
DD
= 3.3V5%, V
DDO
= 3.3V5%
OR
2.5V5%, T
A
= -40C
TO
85C
T
ABLE
3B. LVCMOS / LVTTL DC C
HARACTERISTICS
,
V
DD
= 3.3V5%, V
DDO
= 3.3V5%
OR
2.5V5%, T
A
= -40C
TO
85C
A
BSOLUTE
M
AXIMUM
R
ATINGS
Supply Voltage, V
DD
4.6V
Inputs, V
I
-0.5V to V
DD
+ 0.5 V
Outputs, V
O
-0.5V to V
DDO
+ 0.5V
Package Thermal Impedance,
JA
112.7C/W (0 lfpm)
Storage Temperature, T
STG
-65C to 150C
NOTE: Stresses beyond those listed under Absolute
Maximum Ratings may cause permanent damage to the
device. These ratings are stress specifications only. Functional
operation of product at these conditions or any conditions be-
yond those listed in the
DC Characteristics
or
AC Character-
istics
is not implied. Exposure to absolute maximum rating
conditions for extended periods may affect product reliability.
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8302AMI-01
www.icst.com/products/hiperclocks.html
REV. A NOVEMBER 2, 2005
4
Integrated
Circuit
Systems, Inc.
ICS8302I-01
L
OW
S
KEW
, 1-
TO
-2 LVCMOS / LVTTL
F
ANOUT
B
UFFER
W
/ C
OMPLEMENTARY
O
UTPUT
T
ABLE
4B. AC C
HARACTERISTICS
,
V
DD
= 3.3V5%, V
DDO
= 2.5V5%, T
A
= -40C
TO
85C
T
ABLE
4A. AC C
HARACTERISTICS
,
V
DD
= V
DDO
= 3.3V5%, T
A
= -40C
TO
85C
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8302AMI-01
www.icst.com/products/hiperclocks.html
REV. A NOVEMBER 2, 2005
5
Integrated
Circuit
Systems, Inc.
ICS8302I-01
L
OW
S
KEW
, 1-
TO
-2 LVCMOS / LVTTL
F
ANOUT
B
UFFER
W
/ C
OMPLEMENTARY
O
UTPUT
P
ARAMETER
M
EASUREMENT
I
NFORMATION
3.3V/2.5V O
UTPUT
L
OAD
AC T
EST
C
IRCUIT
3.3V C
ORE
/3.3V O
UTPUT
L
OAD
AC T
EST
C
IRCUIT
SCOPE
Qx
LVCMOS
1.65V5%
GND
SCOPE
Qx
LVCMOS
2.05V5%
-1.25V5%
P
ROPAGATION
D
ELAY
P
ART
-
TO
-P
ART
S
KEW
O
UTPUT
R
ISE
/F
ALL
T
IME
Clock
Outputs
20%
80%
80%
20%
t
R
t
F
t
sk(o)
V
DDO
2
V
DDO
2
Q
nQ
O
UTPUT
S
KEW
Q
nQ
PART 1
PART 2
nQ
t
PD
V
DD
2
V
DDO
2
V
DDO
2
V
DDO
2
O
UTPUT
D
UTY
C
YCLE
/P
ULSE
W
IDTH
/P
ERIOD
t
PW
t
PERIOD
V
DDO
2
t
PW
t
PERIOD
odc =
V
DDO
2
Q
CLK
1.25V5%
V
DD
V
DDO
nQ
tsk(pp)
V
DD
2
V
DDO
2
V
DDO
2
V
DDO
2
Q
Q
V
DD
,
V
DDO
-1.65V5%
GND