參數資料
型號: ICS8733BY-01T
元件分類: 時鐘及定時
英文描述: PLL BASED CLOCK DRIVER, 2 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PQFP32
封裝: 7 X 7 MM, 1.40 MM HEIGHT, MS-026, LQFP-32
文件頁數: 1/18頁
文件大小: 205K
代理商: ICS8733BY-01T
8733BY-01
www.icst.com/products/hipercocks.html
REV. A JANUARY 17, 2002
1
Integrated
Circuit
Systems, Inc.
ICS8733-01
700MHZ FORWARD ERROR CORRECTION
DIFFERENTIAL-TO-3.3V LVPECL CLOCK GENERATOR
PRELIMINARY
BLOCK DIAGRAM
PIN ASSIGNMENT
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
32-Lead LQFP
7mm x 7mm x 1.4mm package body
Y Package
Top View
DIV_SEL0
DIV_SEL1
MR
PLL_SEL
CLK
nCLK
FEC_NSEL
FEC_MSEL
TEST_SEL
TEST_EN
FOUT1
nFOUT1
FOUT0
nFOUT0
TEST
0
1
0
1
÷15
÷14
0
1
PLL
0
1
÷15
÷
÷1
÷2
÷4
0 0
0 1
1 0
1 1
CLK
n_CLK
VCCA
DIV_SEL0
DIV_SEL1
nc
MR
nc
FEC_NSEL
FEC_MSEL
VEE
TEST_SEL
TEST_EN
VEE
V
EE
nFOUT0
FOUT0
V
CCO
nFOUT1
FOUT1
V
CC
TEST
nc
PLL_SEL
V
CC
V
CC
nc
ICS8733-01
“ N
“ M
GENERAL DESCRIPTION
FEATURES
HiPerClockS
,&6
The ICS8733-01 is a dual output, Differential-
to-3.3V LVPECL Clock Generator and a
member of the HiPerClockS family of High
Performance Clock Solutions from ICS. The
ICS8733-01 is designed to be used for applica-
tions utilizing Forward Error Correction (FEC) designs. The
ICS8733-01 generates a 14/15 or a 15/14 output clock based
upon the input reference clock in order to incorporate the
FEC capability required by the application.
Clock generation is performed by a fully integrated and
low-jitter phase-locked loop. The ICS8733-01 accepts any
differential signal as its input with an input reference fre-
quency range of 36.27MHz to 750MHz. There are two
LVPECL outputs which can generate output frequencies of
38.88MHz to 700MHz.
Clock synthesis of 14/15 or 15/14 of the input reference
clock to be utilized in Forward Error Correction (FEC)
applications
Fully integrated PLL
2 differential 3.3V LVPECL outputs
1 differential clock input pair
CLK, nCLK pair can accept the following differential input
levels: LVPECL, LVHSTL, LVDS, SSTL, HCSL
Output frequency range: 38.88MHz - 700MHz
Input frequency range: 36.27MHz - 750MHz
VCO range: 200MHz to 700MHz
PLL bypass and test modes that support in-circuit testing
and on-chip functional block characterization
Cycle-to-cycle jitter: 20ps (typical)
Period jitter: TBD
Output skew: 10ps (maximum)
3.3V supply voltage
0°C to 70°C ambient operating temperature
The Preliminary Information presented herein represents a product in prototyping or pre-production. The noted characteristics are based on initial
product characterization. Integrated Circuit Systems, Incorporated (ICS) reserves the right to change any circuitry or specifications without notice.
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