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參數(shù)資料
| 型號： | SL28PCIE10ALIT |
| 廠商： | Silicon Laboratories Inc |
| 文件頁數(shù)： | 10/16頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC CLOCK PCIE GEN2 4CH 32QFN |
| 標準包裝： | 2,500 |
| 系列： | EProClock® |
| 類型： | 時鐘/頻率發(fā)生器 |
| PLL： | 是 |
| 主要目的： | PCI Express（PCIe） |
| 輸入： | 晶體 |
| 輸出： | HCSL，LVCMOS |
| 電路數(shù)： | 1 |
| 比率 - 輸入:輸出： | 1:7 |
| 差分 - 輸入:輸出： | 無/是 |
| 頻率 - 最大： | 100MHz |
| 電源電壓： | 3.135 V ~ 3.465 V |
| 工作溫度： | -40°C ~ 85°C |
| 安裝類型： | * |
| 封裝/外殼： | * |
| 供應(yīng)商設(shè)備封裝： | * |
| 包裝： | * |
SL28PCIe10
.......................................Document #: Rev 1.1 Page 3 of 16
EProClock Programmable Technology
EProClock is the world’s first non-volatile programmable
clock. The EProClock technology allows board designer to
promptly achieve optimum compliance and clock signal
integrity; historically, attainable typically through device and/or
board redesigns.
EProClock technology can be configured through SMBus or
hard coded.
Features:
- > 4000 bits of configurations
- Can be configured through SMBus or hard coded
- Custom frequency sets
- Differential skew control on true or compliment or both
- Differential duty cycle control on true or compliment or both
- Differential amplitude control
- Differential and single-ended slew rate control
- Program Internal or External series resistor on single-ended
clocks
- Program different spread profiles
- Program different spread modulation rate
Serial Data Interface
To enhance the flexibility and function of the clock synthesizer,
a two-signal serial interface is provided. Through the Serial
Data Interface, various device functions, such as individual
clock output buffers are individually enabled or disabled. The
registers associated with the Serial Data Interface initialize to
their default setting at power-up. The use of this interface is
optional. Clock device register changes are normally made at
system initialization, if any are required. The interface cannot
be used during system operation for power management
functions.
Data Protocol
The clock driver serial protocol accepts byte write, byte read,
block write, and block read operations from the controller. For
block write/read operation, access the bytes in sequential
order from lowest to highest (most significant bit first) with the
ability to stop after any complete byte is transferred. For byte
write and byte read operations, the system controller can
access individually indexed bytes. The offset of the indexed
byte is encoded in the command code described in Table 1.
The block write and block read protocol is outlined in Table 2
while Table 3 outlines byte write and byte read protocol. The
slave receiver address is 11010010 (D2h).
.
Table 1. Command Code Definition
Bit
Description
7
0 = Block read or block write operation, 1 = Byte read or byte write operation
(6:0)
Byte offset for byte read or byte write operation. For block read or block write operations, these bits should be '0000000'
Table 2. Block Read and Block Write Protocol
Block Write Protocol
Block Read Protocol
Bit
Description
Bit
Description
1Start
1
Start
8:2
Slave address–7 bits
8:2
Slave address–7 bits
9
Write
9
Write
10
Acknowledge from slave
10
Acknowledge from slave
18:11
Command Code–8 bits
18:11
Command Code–8 bits
19
Acknowledge from slave
19
Acknowledge from slave
27:20
Byte Count–8 bits
20
Repeat start
28
Acknowledge from slave
27:21
Slave address–7 bits
36:29
Data byte 1–8 bits
28
Read = 1
37
Acknowledge from slave
29
Acknowledge from slave
45:38
Data byte 2–8 bits
37:30
Byte Count from slave–8 bits
46
Acknowledge from slave
38
Acknowledge
....
Data Byte /Slave Acknowledges
46:39
Data byte 1 from slave–8 bits
....
Data Byte N–8 bits
47
Acknowledge
....
Acknowledge from slave
55:48
Data byte 2 from slave–8 bits
....
Stop
56
Acknowledge
....
Data bytes from slave / Acknowledge
....
Data Byte N from slave–8 bits
....
NOT Acknowledge
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SL28PCIe14ALC | 功能描述:時鐘發(fā)生器及支持產(chǎn)品 PCIe Stand app to PLX ref design Myra RoHS:否 制造商:Silicon Labs 類型:Clock Generators 最大輸入頻率:14.318 MHz 最大輸出頻率:166 MHz 輸出端數(shù)量:16 占空比 - 最大:55 % 工作電源電壓:3.3 V 工作電源電流:1 mA 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:QFN-56 |
| SL28PCIe14ALCT | 功能描述:時鐘發(fā)生器及支持產(chǎn)品 PCIe Stand app to PLX ref design Myra RoHS:否 制造商:Silicon Labs 類型:Clock Generators 最大輸入頻率:14.318 MHz 最大輸出頻率:166 MHz 輸出端數(shù)量:16 占空比 - 最大:55 % 工作電源電壓:3.3 V 工作電源電流:1 mA 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:QFN-56 |
| SL28PCIe14ALI | 功能描述:時鐘發(fā)生器及支持產(chǎn)品 PCIe Stand app to PLX ref design Myra RoHS:否 制造商:Silicon Labs 類型:Clock Generators 最大輸入頻率:14.318 MHz 最大輸出頻率:166 MHz 輸出端數(shù)量:16 占空比 - 最大:55 % 工作電源電壓:3.3 V 工作電源電流:1 mA 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:QFN-56 |
| SL28PCIe14ALIT | 功能描述:時鐘發(fā)生器及支持產(chǎn)品 PCIe Stand app to PLX ref design Myra RoHS:否 制造商:Silicon Labs 類型:Clock Generators 最大輸入頻率:14.318 MHz 最大輸出頻率:166 MHz 輸出端數(shù)量:16 占空比 - 最大:55 % 工作電源電壓:3.3 V 工作電源電流:1 mA 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:QFN-56 |
| SL28PCIe14LC | 功能描述:時鐘發(fā)生器及支持產(chǎn)品 Std Prod applicable PLX ref design Myra RoHS:否 制造商:Silicon Labs 類型:Clock Generators 最大輸入頻率:14.318 MHz 最大輸出頻率:166 MHz 輸出端數(shù)量:16 占空比 - 最大:55 % 工作電源電壓:3.3 V 工作電源電流:1 mA 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:QFN-56 |
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