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參數(shù)資料
| 型號(hào)： | LX5249 |
| 廠商： | Microsemi Corporation |
| 英文描述： | 9 - LINE LVD SCSI TERMINATOR |
| 中文描述： | 9 -線支持LVD SCSI終結(jié)者 |
| 文件頁(yè)數(shù)： | 3/6頁(yè) |
| 文件大?。?/td> | 170K |
| 代理商： | LX5249 |
9-L
INE
LVD SCSI T
ERMINATOR
LX5248/LX5249
P R O D U C T D A T A B O O K 1 9 9 6 / 1 9 9 7
3
Copyright 2001
Rev. 0.
6
1/0
1
P
R E L I M I N A R Y
D
A T A
S
H E E T
UltraMAX
Termpwr Voltage
Signal Line Voltage
Disconnect Input Voltage
Operating Junction Temperature Range
LX5248 / LX5249
V
TERM
3.0
0
0
5.25
5.0
V
TERM
V
V
V
0
70
°C
R E C O M M E N D E D O P E R AT I N G C O N D I T I O N S
(Note 2)
Parameter
Symbol
Units
Recommended Operating Conditions
Min.
Typ.
Max.
E L E C T R I C A L C H A R A C T E R I S T I C S
(Unless otherwise specified, these specifications apply over the operating ambient temperature range of 0°C
≤
T
≤
70°C. TermPwr = 3.3V,
DISCONNECT: LX5248/49 = L. Low duty cycle pulse testing techniques are used which maintains junction and case temperatures equal to the ambient
temperature.)
Parameter
Symbol
Test Conditions
Units
LX5248 / 5249
Min.
Typ.
Max.
21
5
1.25
112
105
200
2.5
0
1
150
25
10
mA
μA
V
mV
pF
μA
μA
ms
1.125
100
100
100
1.375
125
110
300
2
100
LVD Terminator Section
TermPwr Supply Current
LVD I
CC
All term lines = Open
DISCONNECT: LX5248/49 = H
Common Mode Voltage
Offset Voltage (Fail Safe Bias Voltage)
Differential Terminator Impedance
Common Mode Impedance
Output Capacitance
Output Leakage
V
CM
V
FSB
Z
D
Z
CM
C
O
I
LEAK
Open circuit between - and + (see Note 3)
V
OD
= -1V to 1V
0V to 2.5V
DISCONNECT: LX5248/49 = H
DISCONNECT: LX5248/49 = H, V
LINE
= 0 to 4V, T
A
=25°C
DISCONNECT: LX5248/49 = H, V
TERM
= 0V, V
LINE
= 2.7V
DIFFSENSE = 1.4V to 0V
Mode Change Delay
DIFFSENSE Section
DIFFSENSE Output Voltage
DIFFSENSE Output Source Current
DIFFSENSE Sink Current
DIFFSENSE Output Leakage
t
DF
Note 2. Range over which the device is functional.
DISCONNECT Threshold
Input Current
MASTER / SLAVE Section
V
TH
I
IL
DISCONNECT: LX5248/49 = 0V
0.8
2.0
10
V
μA
DISCONNECT Section
1.2
5.0
1.3
1.4
15.0
200
10
V
mA
μA
μA
V
DIFF
I
DIFF
I
SINK (DIFF)
I
SINK (DIFF)
DIFFSENSE = 0V
V
IN
= 2.75V
DISCONNECT: LX5248/49 = H, T
A
= 25°C
Note 3. Open circuit failsafe voltage.
MASTER / SLAVE Threshold
Input Current
V
TH (MS)
I
IL (MS)
MASTER / SLAVE: LX5248/49 = 0V
0.8
2.0
10
V
μA
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LX5249CDB | 8-DIGIT LED DRIVER, SERIALLY INTERFACED |
| LX5249CPW | 8-DIGIT LED DRIVER, SERIALLY INTERFACED |
| LX5249CDBK | 9 - LINE LVD SCSI TERMINATOR |
| LX5250CDB | 9-Line Multimode SCSI Terminator |
| LX5250 | 9-Line Multimode SCSI Terminator |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LX5249CDB | 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:SCSI - Low Voltage Differential (LVD) |
| LX5249CDBK | 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:9 - LINE LVD SCSI TERMINATOR |
| LX5249CPW | 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:SCSI - Low Voltage Differential (LVD) |
| LX5249CPWK | 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:9 - LINE LVD SCSI TERMINATOR |
| LX5250 | 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:9-Line Multimode SCSI Terminator |
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