Table 4.2 operating conditions, Operating conditions, Lvd driver scsi signals—sd[15:0 – Avago Technologies LSI53C320 User Manual

Page 44

Advertising
background image

4-2

Specifications

Version 2.2

Copyright © 2003 by LSI Logic Corporation. All rights reserved.

Table 4.2

Operating Conditions

1

Symbol

Parameter

Min

Nominal

Max

Unit

Test Conditions

V

DD-Core

Supply voltage

1.71

1.80

1.89

V

V

DD-IO

I/O Supply voltage

3.13

3.30

3.47

I

DD-Core

Core and Analog Supply
Current (Dynamic)

275

360

mA

I

DD-IO

I/O Supply Current
(Dynamic)

450

590

mA

RBIAS = 10 k

1%

V

DD

= 3.3 V

I

LP

2

Latch-up Current

150

mA

T

j

Junction Temperature

60

115

˚C

T

A

Operating free air

0

70

˚C

θ

JA

Thermal resistance
(junction to ambient air)

16.4

˚C/W

1. Conditions that exceed the operating limits can cause the device to function incorrectly.
2. SCSI pins only.

Table 4.3

LVD Driver SCSI Signals—SD[15:0]

±

, SDP[1:0]

±

, SCD

±

, SIO

±

, SMSG

±

,

SREQ

±

, SACK

±

, SBSY

±

, SATN

±

, SSEL

±

, SRST

±

1

Symbol

Parameter

Min

Max

Units

Test Conditions

I

O

+

Source (+) current

9.6

14.4

mA

Asserted state

I

O

Sink (

) current

9.6

14.4

mA

Asserted state

I

O

+

Source (+) current

6.4

9.6

mA

Negated state

I

O

Sink (

) current

6.4

9.6

mA

Negated state

I

OZ

3-state leakage

20

20

µ

A

1. V

CM

= 0.7

1.8 V, R

bias

= 10 k

Ω.

Advertising