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9.2 3.3 Volt DC Specifications
Table 9.3
LVD Driver SCSI Signals—SD[7:0]+ SD[7:0]
SREQ − , SACK/+, SACK/ − , SHID[2:0]+, SHID[2:0] − , SMSG/+, SMSG/ − , SIO/+,
SIO/ − , SCD/+, SCD/ − , SATN/+, SATN/ − , SBSY/+, SBSY/ − , SSEL/+, SSEL/ − ,
SRST/+, SRST/ −
Symbol
I
+
O
−
I
O
I
+
O
−
I
O
I
OZ
I
(SRST+, SRST− only)
OZ
Parameter
Source (+) current
Sink (−) current
Source (+) current
Sink (−) current
3-state leakage
3-state leakage
Figure 9.1
LVD Driver
R
L
2
I
+
o
+
−
I
-
R
o
L
2
V
= 0.7–1.8 V
CM
= 0–110 Ω
R
L
RBIAS = 9.76 Ω
3.3 Volt DC Specifications
, SDP0+, SDP0 − , SREQ+,
−
Min
Max
7
13
−7
−13
−3.5
−6.5
3.5
6.5
−20
20
−500
−50
+
V
CM
−
Units
Test Conditions
mA
Asserted state
mA
Asserted state
mA
Negated state
mA
Negated state
µA
–
µA
–
9-3
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