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參數(shù)資料
| 型號： | 8545BGI |
| 廠商： | INTEGRATED DEVICE TECHNOLOGY INC |
| 元件分類： | 時鐘及定時 |
| 英文描述： | 8545 SERIES, LOW SKEW CLOCK DRIVER, 4 TRUE OUTPUT(S), 4 INVERTED OUTPUT(S), PDSO20 |
| 封裝： | 6.50 X 4.40 MM, 0.925 MM HEIGHT, MO-153, TSSOP-20 |
| 文件頁數(shù)： | 8/15頁 |
| 文件大小： | 708K |
| 代理商： | 8545BGI |
ICS8545I
LOW SKEW, 1-TO-4, LVCMOS/LVTTL-TO-LVDS FANOUT BUFFER
IDT / ICS LVDS FANOUT BUFFER
2
ICS8545BGI REV. B MARCH 02, 2009
Table 1. Pin Descriptions
NOTE: Pullup and Pulldown refer to internal input resistors. See Table 2, Pin Characteristics, for typical values.
Table 2. Pin Characteristics
Number
Name
Type
Description
1, 9, 13
GND
Power
Power supply ground.
2
CLK_EN
Input
Pullup
Synchronizing clock enable. When HIGH, clock outputs follows clock input.
When LOW, Q outputs are forced low, Q outputs are forced high.
LVCMOS / LVTTL interface levels.
3
CLK_SEL
Input
Pulldown
Clock select input. When HIGH, selects CLK2 input.
When LOW, selects CLK1 input. LVCMOS / LVTTL interface levels.
4
CLK1
Input
Pulldown
Single-ended clock input. LVCMOS/LVTTL interface levels.
5, 7
nc
Unused
No connect.
6
CLK2
Input
Pulldown
Single-ended clock input. LVCMOS/LVTTL interface levels.
8
OE
Input
Pullup
Output enable. Controls enabling and disabling of outputs Q0/Q0 through
Q3/Q3. LVCMOS/LVTTL interface levels.
10, 18
VDD
Power
Positive supply pins.
11, 12
Q3, Q3
Output
Differential output pair. LVDS interface levels.
14, 15
Q2, Q2
Output
Differential output pair. LVDS interface levels.
16, 17
Q1, Q1
Output
Differential output pair. LVDS interface levels.
19, 20
Q0, Q0
Output
Differential output pair. LVDS interface levels.
Symbol
Parameter
Test Conditions
Minimum
Typical
Maximum
Units
CIN
Input Capacitance
4
pF
RPULLUP
Input Pullup Resistor
51
k
RPULLDOWN
Input Pulldown Resistor
51
k
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 8545BGILF | 功能描述:時鐘緩沖器 1-to-4 LVCMOS/LVTTL- to-LVDS Fanout Buffe 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 |
| 8545BGILFT | 功能描述:時鐘驅(qū)動器及分配 1-to-4 LVCMOS/LVTTL- to-LVDS Fanout Buffe 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 |
| 8545BGLF | 功能描述:時鐘緩沖器 1-to-4 LVCMOS/LVTTL- to-LVDS Fanout Buffe 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 |
| 8545BGLFT | 功能描述:時鐘驅(qū)動器及分配 1-to-4 LVCMOS/LVTTL- to-LVDS Fanout Buffe 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 |
| 8545BGT | 制造商:Integrated Device Technology Inc 功能描述:Clock Driver 2-IN LVDS 20-Pin TSSOP T/R |
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