SN55LBC976

9-CHANNEL DIFFERENTIAL TRANSCEIVER

SGLS091A – JUNE 1995 – REVISED JANUARY 1997

7

POST OFFICE BOX 655303

PARAMETER MEASUREMENT INFORMATION

Vtest

RL = 75 Ω

Vtest

VOD

B+

B–

A

0 V or 3 V

CDE0 at 5 V,

DE/RE at 5 V,

BSR at 0 V,

Others Open

R1 = 165

Ω

R2 = 165

Ω

CDE0, CDE1, CDE2,

CRE, and BSR at 0 V,

Others Open,

(see Note A)

B+

B–

A

VIT + ,

VIT – ,

or

VID

VOH

or

VOL

–IOH,

–IOL,

or

–IOZ

–II,

–IIH,

or

–IIL

VI,

VIC,

VIH,

or

VIL

NOTE A: For the IOZ measurement, BSR is at 5 V and CDE0, CDE1, and CDE2 are at 0 V.

Figure 3. Receiver Test Circuit and Input Conditions