SN75LBC970A

SCSI DIFFERENTIAL CONVERTER-CONTROL

SLLS215B – MAY 1995 – REVISED JANUARY 1999

7

POST OFFICE BOX 655303

electrical characteristics over recommended operating free-air temperature range (unless

otherwise noted) (Continued)

PARAMETER

TEST CONDITIONS

MIN

TYP†

MAX

UNIT

Disabled

RESET at 0.8 V,

All others open

27

36

ICC

Supply current

All A-side to B-side

channels enabled

TEST and RSTFLTR at 2 V

RESET at 0.8 V,

All other inputs open, no load

72

94

mA

All B-side to A-side

channels enabled

TEST at 2 V, RESET and

RSTFLTR at 0.8 V,

All other inputs open,

No load

38

50

Co

Bus output capacitance

B side to GND,

VI = 0.6 sin(2π 106 t)+ 1.5 V

19

21

pF

C d

Power dissipation capacitance (see Note 3)

B side to A side, one channel

100

pF

Cpd

Power dissipation capacitance (see Note 3)

A side to B side, one channel

450

pF

† All typical values are at VCC = 5 V, TA = 25 °C.

NOTE 3: Cpddeterminestheno-loaddynamiccurrentconsumption,IS = Cpd × VCC × f + ICC (ICC depends upon the output states and load circuits

and is not necessarily the same ICC as specified in the electrical tables).