Avago Technologies LSI53C896 - Manual (Page 271)

DC Characteristics 6-3
Version 3.3 Copyright © 1998–2003 by LSI Logic Corporation. All rights reserved.
Note: V
CM
= 0.7–1.8 V (Common Mode, nominal ~1.2 V), R
L
= 0–110
Ω,
R
bias
= 9.76 k
Ω.
Figure 6.1 LVD Driver
Note: V
CM
= 0.7–1.8 V (Common Mode Voltage, nominal ~1.2 V).
Table 6.3 LVD Driver SCSI Signals – SD[15:0], SDP[1:0], SREQ/, SREQ2/, SACK/,
SACK2/, SMSG/, SIO/, SCD/, SATN/, SBSY/, SSEL/, SRST/
Symbol Parameter Min Max Unit Test Conditions
I
O
+ Source (+) current
−
7
−
13 mA Asserted state
I
O
−
Sink (
−
) current 7 13 mA Asserted state
I
O
+ Source (+) current 3.5 6.5 mA Negated state
I
O
−
Sink (
−
) current
−
3.5
−
6.5 mA Negated state
I
OZ
3-state leakage
−
20 20
µ
A V
PIN
= 0 V, 3.47 V
R
L
2
V
CM
+
I
O
+
R
L
2
I
O
−
−
+
−
Table 6.4 LVD Receiver SCSI Signals – SD[15:0], SDP[1:0], SREQ/, SREQ2/, SACK/,
SACK2/, SMSG/, SIO/, SCD/, SATN/, SBSY/, SSEL/, SRST/
Symbol Parameter Min Max Unit Test Condition
V
I
LVD receiver voltage asserting 120 – mV AC Test
V
I
LVD receiver voltage negating –
−
120 mV At Speed