Avago Technologies LSI53C320 - Manual (Page 46)

4-4 Specifications
Version 2.2 Copyright © 2003 by LSI Logic Corporation. All rights reserved.
Table 4.5 Bidirectional SCSI Signals — SD[15:0]/, SDP[1:0]/,
SREQ/, SACK/, SD[15:0]
±
, SDP[1:0]
±
, SREQ
±
, SACK
±
Symbol Parameter Min Max Unit
Test
Conditions
V
IH
Input high voltage 1.9 V
DD
V –
V
IL
Input low voltage V
SS
1.0 V –
V
OH
1
1. TolerANT active negation enabled.
Output high voltage 2.0 V
DD
V I
OH
= 7.0 mA
V
OL
Output low voltage V
SS
0.5 V 48 mA
I
OZ
3-state leakage
−
10 10
µ
A –
Table 4.6 Bidirectional SCSI Control Signals—SCD/, SIO/, SMSG/,
SBSY/, SATN/, SSEL/, SRST/, SCD
±
, SIO
±
, SMSG
±
,
SBSY
±
, SATN
±
, SSEL
±
, SRST
±
Symbol Parameter Min Max Unit Test Conditions
V
IH
Input high voltage 1.9 V
DD
V –
V
IL
Input low voltage V
SS
1.0 V –
V
OL
Output low voltage V
SS
0.5 V 48 mA
I
OZ
3-state leakage
−
10 10
µ
A –
Table 4.7 DIFFSENS SCSI Signal
Symbol Parameter Min Max Unit
Test
Conditions
V
S
LVD sense voltage 0.7 1.9 V –
V
IL
Single-ended sense voltage V
SS
−
0.3 0.5 V –
I
OZ
3-state leakage
−
10 10
µ
A –