参数资料
型号: ICS83948AYI-147LF
厂商: INTEGRATED DEVICE TECHNOLOGY INC
元件分类: 时钟及定时
英文描述: 83948 SERIES, LOW SKEW CLOCK DRIVER, 12 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PQFP32
封装: 7 X 7 MM, 1.40 MM HEIGHT, ROHS COMPLIANT, MS-026ABC-HD, LQFP-32
文件页数: 1/16页
文件大小: 744K
代理商: ICS83948AYI-147LF
LOW SKEW, 1-TO-12 DIFFERENTIAL-
TO-LVCMOS/LVTTL FANOUT BUFFER
ICS83948I-147
IDT / ICS LVCMOS/LVTTL CLOCK GENERATOR
1
ICS83948AYI-147 REV. C JANUARY 15, 2008
General Description
The ICS83948I-147 is a low skew, 1-to-12
Differential-to-LVCMOS/LVTTL Fanout Buffer and
a member of the HiPerClockSfamily of High
Performance Clock Solutions from IDT. The
ICS83948I-147 has two selectable clock inputs. The
CLK, nCLK pair can accept most standard differential input levels.
The LVCMOS_CLK can accept LVCMOS or LVTTL input levels.
The low impedance LVCMOS/LVTTL outputs are designed to
drive 50
series or parallel terminated transmission lines. The
effective fanout can be increased from 12 to 24 by utilizing the
ability of the outputs to drive two series terminated lines.
The ICS83948I-147 is characterized at full 3.3V or full 2.5V
operating supply modes. Guaranteed output and part-to-part skew
characteristics make the ICS83948I-147 ideal for those clock
distribution applications demanding well defined performance and
repeatability.
Features
Twelve LVCMOS/LVTTL outputs
Selectable differential CLK/nCLK or LVCMOS/LVTTL clock
input
CLK/nCLK pair can accept the following differential
input levels: LVPECL, LVDS, LVHSTL, SSTL, HCSL
LVCMOS_CLK supports the following input types: LVCMOS,
LVTTL
Output frequency: 350MHz
Additive phase jitter, RMS: 0.14ps (typical)
Output skew (at 3.3V±5%): 100ps (maximum)
Part-to-part skew (at 3.3V±5%): 1ns (maximum)
Full 3.3V or full 2.5V operating supply
-40°C to 85°C ambient operating temperature
Available in both standard (RoHS 5) and lead-free (RoHS 6)
packages
HiPerClockS
ICS
ICS83948I-147
32-Lead LQFP
7mm x 7mm x 1.4mm package body
Y Package
Top View
9
10 11 12 13 14 15 16
32 31 30
29 28
27 26 25
1
2
3
4
5
6
7
8
24
23
22
21
20
19
18
17
CLK_SEL
LVCMOS_CLK
CLK
nCLK
CLK_EN
OE
VDD
GND
Q4
VDDO
Q5
GND
Q6
VDDO
Q7
Q11
V
DDO
Q10
GND
Q9
V
DDO
Q8
GND
Q0
V
DDO
Q1
GND
Q2
V
DDO
Q3
GND
Pin Assignment
1
0
D
Q
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
Q8
Q9
Q10
Q11
CLK_EN
CLK_SEL
OE
LVCMOS_CLK
CLK
nCLK
Block Diagram
相关PDF资料
PDF描述
ICS83948AYI-147T 83948 SERIES, LOW SKEW CLOCK DRIVER, 12 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PQFP32
ICS83948AYI-147LFT 83948 SERIES, LOW SKEW CLOCK DRIVER, 12 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PQFP32
ICS840001AKI-34LFT 213.33 MHz, OTHER CLOCK GENERATOR, QCC16
ICS840001BGT 226.66 MHz, OTHER CLOCK GENERATOR, PDSO8
ICS840002AGIT 226.67 MHz, OTHER CLOCK GENERATOR, PDSO16
相关代理商/技术参数
参数描述
ICS83948AYI-147LFT 功能描述:IC CLOCK BUFFER MUX 2:12 32-LQFP RoHS:是 类别:集成电路 (IC) >> 时钟/计时 - 时钟缓冲器,驱动器 系列:HiPerClockS™ 标准包装:74 系列:- 类型:扇出缓冲器(分配) 电路数:1 比率 - 输入:输出:1:10 差分 - 输入:输出:是/是 输入:HCSL, LVCMOS, LVDS, LVPECL, LVTTL 输出:HCSL,LVDS 频率 - 最大:400MHz 电源电压:3 V ~ 3.6 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:32-VFQFN 裸露焊盘 供应商设备封装:32-QFN(5x5) 包装:管件
ICS83948AYI-147T 制造商:Integrated Device Technology Inc 功能描述:
ICS83948AYIL 制造商:ICS 制造商全称:ICS 功能描述:LOW SKEW, 1-TO-12 DIFFERENTIAL-TO-LVCMOS FANOUT BUFFER
ICS83948AYILF 功能描述:IC CLOCK BUFFER MUX 2:12 32-LQFP RoHS:是 类别:集成电路 (IC) >> 时钟/计时 - 时钟缓冲器,驱动器 系列:HiPerClockS™ 标准包装:74 系列:- 类型:扇出缓冲器(分配) 电路数:1 比率 - 输入:输出:1:10 差分 - 输入:输出:是/是 输入:HCSL, LVCMOS, LVDS, LVPECL, LVTTL 输出:HCSL,LVDS 频率 - 最大:400MHz 电源电压:3 V ~ 3.6 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:32-VFQFN 裸露焊盘 供应商设备封装:32-QFN(5x5) 包装:管件
ICS83948AYILFT 功能描述:IC CLOCK BUFFER MUX 2:12 32-LQFP RoHS:是 类别:集成电路 (IC) >> 时钟/计时 - 时钟缓冲器,驱动器 系列:HiPerClockS™ 标准包装:74 系列:- 类型:扇出缓冲器(分配) 电路数:1 比率 - 输入:输出:1:10 差分 - 输入:输出:是/是 输入:HCSL, LVCMOS, LVDS, LVPECL, LVTTL 输出:HCSL,LVDS 频率 - 最大:400MHz 电源电压:3 V ~ 3.6 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:32-VFQFN 裸露焊盘 供应商设备封装:32-QFN(5x5) 包装:管件