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參數(shù)資料
| 型號： | PI6C20800 |
| 廠商： | Pericom Semiconductor Corp. |
| 英文描述： | 1:8 Clock Driver for Intel PCI Express Chipsets |
| 中文描述： | 1:8時鐘驅(qū)動器，英特爾的PCI Express芯片組 |
| 文件頁數(shù)： | 2/10頁 |
| 文件大?。?/td> | 269K |
| 代理商： | PI6C20800 |
2
PS8746C 02/01/06
PI6C20800
1:8 Clock Driver for Intel
PCI Express Chipsets
Pin Descriptions
Pin Name
Type
Pin #
Descriptions
SRC_DIV#
Input
1
3.3V LVTTL input for selecting input frequency divide by 2,
active LOW.
0.7V Differential SRC input from PI6C410 clock synthesizer
SRC & SRC#
Input
4, 5
OE [0:7]
Input
6, 7, 14, 15, 35, 36,
43, 44
3.3V LVTTL input for enabling outputs, active HIGH.
OE_INV
Input
40
3.3V LVTTL input for inverting the OE, SRC_STOP# and
PWRDWN# pins.
When 0 = same stage
When 1 = OE[0:7], SRC_STOP#, PWRDWN# inverted.
OUT[0:7] & OUT[0:7]#
Output
8, 9, 12, 13, 16 17,
20, 21, 29, 30, 33, 34,
37, 38, 41, 42
22
23
24
46
27
28
26
0.7V Differential outputs
PLL/BYPASS#
SCLK
SDA
I
REF
SRC_STOP#
PLL_BW#
PWRDWN#
Input
Input
I/O
Input
Input
Input
Input
3.3V LVTTL input for selecting fan-out of PLL operation.
SMBus compatible SCLOCK input
SMBus compatible SDATA
External resistor connection to set the differential output current
3.3V LVTTL input for SRC stop, active LOW
3.3V LVTTL input for selecting the PLL bandwidth
3.3V LVTTL input for Power Down operation, active LOW
3.3V LVTTL output, transition high when PLL lock is achieved
(Latched output)
3.3V Power Supply for Outputs
Ground for Outputs
Ground for PLL
3.3V Power Supply for PLL
LOCK
Output
45
V
DD
V
SS
V
SS_A
V
DD_A
Power
Ground
Ground
Power
2, 11, 19, 31, 39
3, 10, 18, 25, 32
47
48
Serial Data Interface (SMBus)
PI6C20800 is a slave only SMBus device that supports indexed block read and indexed block write protocol using a single 7-bit
address and read/write bit as shown below.
Address assignment
A6
1
A5
1
A4
0
A3
1
A2
1
A1
1
A0
0
R/W
0/1
Data Protocol
(1)
1 bit
7 bits
1
1
8 bits
1
8 bits
Byte
Count
= N
1
8 bits
1
8 bits
Data
Byte N
- 1
1
1 bit
Start
bit
Slave
Addr
R/W
Ack
Register
offset
Ack
Ack
Data
Byte 0
Ack
Ack
Stop
bit
Note:
1.
Register offset for indicating the starting register for indexed block write and indexed block read. Byte Count in write mode cannot be 0.
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PDF描述 |
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| PI6C20800AE | 1:8 Clock Driver for Intel PCI Express Chipsets |
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| PI6C20800AE | 功能描述:鎖相環(huán) - PLL 1:8 PCI Express Clock Driver RoHS:否 制造商:Silicon Labs 類型:PLL Clock Multiplier 電路數(shù)量:1 最大輸入頻率:710 MHz 最小輸入頻率:0.002 MHz 輸出頻率范圍:0.002 MHz to 808 MHz 電源電壓-最大:3.63 V 電源電壓-最小:1.71 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:QFN-36 封裝:Tray |
| PI6C20800AEX | 功能描述:鎖相環(huán) - PLL 1:8 PCI Express Clock Driver RoHS:否 制造商:Silicon Labs 類型:PLL Clock Multiplier 電路數(shù)量:1 最大輸入頻率:710 MHz 最小輸入頻率:0.002 MHz 輸出頻率范圍:0.002 MHz to 808 MHz 電源電壓-最大:3.63 V 電源電壓-最小:1.71 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:QFN-36 封裝:Tray |
| PI6C20800BAE | 功能描述:時鐘緩沖器 1:8 PCI Exp Gen 2/3 Zero Delay Buffer RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:5 最大輸入頻率:40 MHz 傳播延遲（最大值）: 電源電壓-最大:3.45 V 電源電壓-最小:2.375 V 最大功率耗散: 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:LLP-24 封裝:Reel |
| PI6C20800BAEX | 功能描述:時鐘緩沖器 1:8 PCI Exp Gen 2/3 Zero Delay Buffer RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:5 最大輸入頻率:40 MHz 傳播延遲（最大值）: 電源電壓-最大:3.45 V 電源電壓-最小:2.375 V 最大功率耗散: 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:LLP-24 封裝:Reel |
| PI6C20800BIAE | 功能描述:時鐘緩沖器 1:8 PCI Exps Gen2/3 ZeroDelay Buffer Ind RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:5 最大輸入頻率:40 MHz 傳播延遲（最大值）: 電源電壓-最大:3.45 V 電源電壓-最小:2.375 V 最大功率耗散: 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:LLP-24 封裝:Reel |
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