参数资料
型号: MK2771-15RLF
厂商: INTEGRATED DEVICE TECHNOLOGY INC
元件分类: 时钟产生/分配
英文描述: 100 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO28
封装: LEAD FREE, SSOP-28
文件页数: 1/7页
文件大小: 178K
代理商: MK2771-15RLF
DATASHEET
VCXO AND SET-TOP CLOCK SOURCE
MK2771-15
IDT VCXO AND SET-TOP CLOCK SOURCE
1
MK2771-15
REV H 051310
Description
The MK2771-15 is a low-cost, low-jitter, high-performance
VCXO and clock synthesizer designed for set-top boxes.
The on-chip Voltage Controlled Crystal Oscillator accepts a
0 to 3 V input voltage to cause the output clocks to vary by
±100 ppm. Using IDT’s patented VCXO and analog
Phase-Locked Loop (PLL) techniques, the device uses an
inexpensive 13.5 MHz pullable crystal input to produce
multiple output clocks including two selectable processor
clocks, a selectable audio clock, two communications
clocks, and three fixed clocks. All clocks are frequency
locked to the 27.00 MHz output (and to each other) with zero
ppm error, so any output can be used as the VCXO output.
Features
Packaged in 28 pin SSOP
Pb-free package
Ideal for systems using Oak’s MPEG decoders
On-chip patented VCXO with pull range of 200 ppm
VCXO tuning voltage of 0 to 3 V
Processor frequencies include 33.3, 40, 50, 66.6, 81, and
100 MHz
Audio clocks of 8.192 MHz, 11.2896 MHz, 12.288 MHz
and 18.432 MHz
Zero ppm synthesis error in all clocks (all exactly track 27
MHz VCXO)
Uses an inexpensive 13.5 MHz pullable crystal
Full CMOS output swings with 25 mA output drive
capability at TTL levels
Advanced, low-power, sub-micron CMOS process
5 V operating voltage with 3.3 V capable I/O
Block Diagram
Processor Clocks
Voltage
Controlled
Crystal
Oscillator
X1
X2
13.5 MHz
pullable crystal
27.000 MHz
Audio Clock
Clock
Synthesis
Circuitry
13.500 MHz
54.00 MHz
Comm. Clocks
VDDIO
GND
VDD
VIN
SC
ACS1:0
PCS2:0
2
divide
by 2
divide
by 2
2
3
相关PDF资料
PDF描述
MK2771-15RTR 100 MHz, OTHER CLOCK GENERATOR, PDSO28
MK2771-15R 100 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO28
MK2771-15RTR 100 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO28
MK2771-16RLFTR 50 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO28
MK2771-16R 50 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO28
相关代理商/技术参数
参数描述
MK2771-15RLFTR 功能描述:时钟合成器/抖动清除器 VCXO AND SET-TOP CLOCK SOURCE RoHS:否 制造商:Skyworks Solutions, Inc. 输出端数量: 输出电平: 最大输出频率: 输入电平: 最大输入频率:6.1 GHz 电源电压-最大:3.3 V 电源电压-最小:2.7 V 封装 / 箱体:TSSOP-28 封装:Reel
MK2771-15RTR 功能描述:IC CLK SRC VCXO/SET-TOP 28-QSOP RoHS:否 类别:集成电路 (IC) >> 时钟/计时 - 时钟发生器,PLL,频率合成器 系列:- 标准包装:39 系列:- 类型:* PLL:带旁路 输入:时钟 输出:时钟 电路数:1 比率 - 输入:输出:1:10 差分 - 输入:输出:是/是 频率 - 最大:170MHz 除法器/乘法器:无/无 电源电压:2.375 V ~ 3.465 V 工作温度:0°C ~ 70°C 安装类型:* 封装/外壳:* 供应商设备封装:* 包装:*
MK2771-16 制造商:ICS 制造商全称:ICS 功能描述:VCXO and Set-Top Clock Source
MK2771-16R 功能描述:IC CLK SRC VCXO/SET-TOP 28-QSOP RoHS:否 类别:集成电路 (IC) >> 时钟/计时 - 时钟发生器,PLL,频率合成器 系列:- 标准包装:39 系列:- 类型:* PLL:带旁路 输入:时钟 输出:时钟 电路数:1 比率 - 输入:输出:1:10 差分 - 输入:输出:是/是 频率 - 最大:170MHz 除法器/乘法器:无/无 电源电压:2.375 V ~ 3.465 V 工作温度:0°C ~ 70°C 安装类型:* 封装/外壳:* 供应商设备封装:* 包装:*
MK2771-16RLF 功能描述:时钟合成器/抖动清除器 VCXO AND SET-TOP CLOCK SOURCE RoHS:否 制造商:Skyworks Solutions, Inc. 输出端数量: 输出电平: 最大输出频率: 输入电平: 最大输入频率:6.1 GHz 电源电压-最大:3.3 V 电源电压-最小:2.7 V 封装 / 箱体:TSSOP-28 封装:Reel