參數(shù)資料
型號(hào): ICS87951AYI-147LFT
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類: 時(shí)鐘及定時(shí)
英文描述: LOW SKEW, 1-TO-9 DIFFERENTIAL-TOLVCMOS ZERO DELAY BUFFER
中文描述: 87951 SERIES, PLL BASED CLOCK DRIVER, 9 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PQFP32
封裝: 7 X 7 MM, 1.40 MM HEIGHT, ROHS COMPLIANT, MS-026BBA, LQFP-32
文件頁(yè)數(shù): 1/15頁(yè)
文件大?。?/td> 598K
代理商: ICS87951AYI-147LFT
LOW SKEW, 1-TO-9 DIFFERENTIAL-TO-
LVCMOS ZERO DELAY BUFFER
G
ENERAL
D
ESCRIPTION
The ICS87951I-147 is a low voltage, low skew 1-
to-9 Differential-to-LVCMOS/LVTTL Zero Delay
Buffer and a member of the
HiPerClockS family
of High Performance Clock Solutions from ICS.
The ICS87951I-147 has two selectable clock in-
puts. The single ended clock input accepts LVCMOS or LVTTL
input levels. The CLK1, nCLK1 pair can accept most standard
differential input levels. With output frequencies up to 180MHz,
the ICS87951I-147 is targeted for high performance clock
applications. Along with a fully integrated PLL, the ICS87951I-
147 contains frequency configurable outputs and an external
feedback input for regenerating clocks with “zero delay”.
ICS87951I-147
IDT
/ ICS
DIFFERENTIAL-TO-LVCMOS ZERO DELAY BUFFER
1
ICS87951I-147 REV A JUNE 21, 2006
HiPerClockS
ICS
F
EATURES
Fully integrated PLL
Nine single ended 3.3V or 2.5V LVCMOS/LVTTL outputs
Selectable single ended CLK0 or
differential CLK1, nCLK1 inputs
The single ended CLK0 input can accept the following
input levels: LVCMOS or LVTTL input levels
CLK1, nCLK1 supports the following input types:
LVDS, LVPECL, LVHSTL, SSTL, HCSL
Output frequency range: 31.25MHz to 200MHz
VCO range: 250MHz to 500MHz
External feedback for ”zero delay” clock regeneration
Cycle-to-cycle jitter, RMS: 7ps (maximum)
Output skew: 270ps (maximum)
Full 3.3V operating supply at -40°C to 85°C ambient
operating temperature
Full 2.5V operating supply at 0°C to 85°C ambient
operating temperature
Available in both standard and lead-free RoHS compliant
packages
P
IN
A
SSIGNMENT
Q
V
D
Q
G
Q
V
D
M
n
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
QC0
V
DDO
QC1
GND
QD0
V
DDO
QD1
GND
V
DDA
EXT_FB
DIV_SELA
DIV_SELB
DIV_SELC
DIV_SELD
GND
CLK1
G
Q
V
D
Q
G
C
P
C
ICS87951I-147
32-Lead LQFP
7mm x 7mm x 1.4mm package body
Y package
Top View
相關(guān)PDF資料
PDF描述
ICS87951AYI-147T LOW SKEW, 1-TO-9 DIFFERENTIAL-TOLVCMOS ZERO DELAY BUFFER
ICS87951I-147 LOW SKEW, 1-TO-9 DIFFERENTIAL-TOLVCMOS ZERO DELAY BUFFER
ICS951AI147L LOW SKEW, 1-TO-9 DIFFERENTIAL-TOLVCMOS ZERO DELAY BUFFER
ICS889832 LOW SKEW, 1-TO-4 DIFFERENTIAL-TOLVDS FANOUT BUFFER
ICS889832AK LOW SKEW, 1-TO-4 DIFFERENTIAL-TOLVDS FANOUT BUFFER
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