lx5242cpwk Microsemi Corporation, lx5242cpwk Datasheet - Page 4

• Manufacturer Part Number: lx5242cpwk
• Description: Multimode Scsi Terminator
• Manufacturer: Microsemi Corporation

LX5241/5242/5243
4
Single-Ended Termination Section
Ground Driver Impedance
Thermal Shutdown
DISCONNECT Section
DISCONNECT Thresholds
Input Current
MASTER / SLAVE Section
MASTER / SLAVE Thresholds
Input Current
Parameter
DISCONNECT
DIFFSENSE
LX5241/43
LX5242
LX5241/43
LX5242
DIFFB
V
TERM
M/S
P R O D U C T D A T A B O O K 1 9 9 6 / 1 9 9 7
(continued)
Symbol
V
I
I
IH (MS)
TH (MS)
IL (MS)
V
Z
I
I
I
I
TH
IL
IL
IH
IH
G
P
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
M
Power ON
Internal V
R O D U C T I O N
U L T I M O D E
1.30V
FIGURE 1 — LX5241/5242 Block Diagram
Window
Comp.
I = 1mA
DISCONNECT = 0V
DISCONNECT = 0V
DISCONNECT = 2.4V
DISCONNECT = 2.4V
MASTER / SLAVE = 0V
MASTER / SLAVE = 2.4V
LVD
Power ON
SE
REF
MODE Control & Delay
LVD
1.25V
10mA
B L O C K D I A G R A M
HVD
POWER
DELAY
MODE
LATCH
S C S I T
ON
&
200
Test Conditions
D
2.85V, 22.5mA
S.E.
2.2V
A T A
SE
1.07mA
1.07mA
E R M I N A T O R
52.5
52.5
DISC/HVD
HVD
S
LVD
SE
20
LVD
SE
H E E T
LVD (-)
/ SE
LVD (+)
/ SE
SE
HVD
LVD
(Pseudo-GND)
1 of 9
Min.
0.8
0.8
LX5241 / 5242
Typ.
150
100
100
100
UltraMAX
Max.
100
2.0
2.0
10
10
10
Rev. 1.4 11/00
Units
µA
nA
nA
µA
µA
nA
°C
V
V