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參數(shù)資料
| 型號： | SY89230UMG TR |
| 廠商： | Micrel Inc |
| 文件頁數(shù)： | 7/15頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC CLOCK DIVIDER LVPECL 16-MLF |
| 標準包裝： | 1,000 |
| 系列： | Precision Edge® |
| 類型： | 時鐘除法器 |
| PLL： | 無 |
| 輸入： | CML，LVDS，PECL |
| 輸出： | LVPECL |
| 電路數(shù)： | 1 |
| 比率 - 輸入:輸出： | 1:1 |
| 差分 - 輸入:輸出： | 是/是 |
| 頻率 - 最大： | 3.2GHz |
| 除法器/乘法器： | 是/無 |
| 電源電壓： | 2.375 V ~ 3.6 V |
| 工作溫度： | -40°C ~ 85°C |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 16-VFQFN 裸露焊盤，16-MLF? |
| 供應商設備封裝： | 16-MLF?（3x3） |
| 包裝： | 帶卷 (TR) |
CobraNet Hardware User’s Manual
Pinout and Signal Descriptions
DS651UM23
Copyright 2005 Cirrus Logic, Inc.
15
Version 2.3
4.2.7 System Signals
Use these CS1810xx/CS4961xx signals stricktly in the manner described in
Schematics (Section 9.2 on page 44). Each signal is briefly described below.
Signal
Description
CS1810xx/CS4961xx
Pin #
VCXO_CTRL
A Delta-sigma DAC Output for Controlling the On-board VCXO
1
MCLK_SEL
Control Signal for Selecting MCLK Sources
2
DBDA, DBCK
I2C Debugger Interface
3, 4
TEST
Used for testing during manufacturing. Keep grounded for normal
operation.
9
DATA[15:0]
Data Bus for Flash & Ethernet Controller(s)
29-32, 34, 35, 37, 39-43,
45, 46, 48, 49
ADDR[19:0]
Address Bus for Flash & Ethernet Controller(s)
55, 56, 58, 59, 61, 62, 64,
67, 68, 70-72, 74, 75, 77,
82, 84, 85, 87, 88
WE
Write Enable for Flash and Ethernet Controller(s)
38
CS1
Chip Select for Flash Memory Device
90
CS2
Chip Select for Ethernet Controller(s)
65
OE
Output Enable
89
IOWAIT
Wait State Signal from Ethernet Controller(s)
96
GPIO[2:0]
General-purpose I/O Signals
99, 100, 108
XTI
Reference Clock Input / Crystal Oscillator Input
125
XTO
Crystal Oscillator Output
124
XTAL_OUT
A Buffered Version of XTI
123
FILT2, FILT1
PLL Loop Filter
127, 128
DAO_MCLK
MCLK Input
8
HS[3:0]
CS1810xx/CS4961xx Boot Mode Selection
11, 16, 17, 19
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| SY89231U | 制造商:MICREL 制造商全稱:Micrel Semiconductor 功能描述:1GHz Precision, LVPECL ±3, ±5 Clock Divider with Fail-Safe Input and Internal Termination |
| SY89231UMG | 功能描述:時鐘驅(qū)動器及分配 Divide-by-3 and 5 LVDS Clock Divider with Internal Termination and FSI (3.2GHz) RoHS:否 制造商:Micrel 乘法/除法因子:1:4 輸出類型:Differential 最大輸出頻率:4.2 GHz 電源電壓-最大: 電源電壓-最小:5 V 最大工作溫度:+ 85 C 封裝 / 箱體:SOIC-8 封裝:Reel |
| SY89231UMG TR | 功能描述:時鐘驅(qū)動器及分配 Divide-by-3 and 5 LVDS Clock Divider with Internal Termination and FSI (3.2GHz) RoHS:否 制造商:Micrel 乘法/除法因子:1:4 輸出類型:Differential 最大輸出頻率:4.2 GHz 電源電壓-最大: 電源電壓-最小:5 V 最大工作溫度:+ 85 C 封裝 / 箱體:SOIC-8 封裝:Reel |
| SY89231UMGTR | 制造商:MICREL 制造商全稱:Micrel Semiconductor 功能描述:3.2GHz Precision, LVDS ÷3, ÷5 Clock Divider |
| SY89250V | 制造商:MICREL 制造商全稱:Micrel Semiconductor 功能描述:ENHANCED DIFFERENTIAL RECEIVER |
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