SN55LVDS31, SN65LVDS31, SN65LVDS3487, SN65LVDS9638

HIGHSPEED DIFFERENTIAL LINE DRIVERS

SLLS261K − JULY 1997 − REVISED MARCH 2004

9

POST OFFICE BOX 655303

PARAMETER MEASUREMENT INFORMATION

Y

Z

Inputs

(see Note A)

CL = 10 pF

(2 Places)

(see Note B)

49.9

Ω ± 1% (2 Places)

G

G

1.2 V

tPZH

tPHZ

tPZL

tPLZ

2 V

1.4 V

0.8 V

100%,

≅1.4 V

1.4 V

2 V

0.8 V

50%

0%, 1.2 V

0%,

≅1 V

100%, 1.2 V

50%

G, 1,2EN,

OR 3,4EN

G

VOY

or

VOZ

VOZ

or

VOY

A at 2 V, G at VCC and Input to G

or

G at GND and Input to G for ’LVDS31 Only

A at 0.8 V, G at VCC and Input to G

or

G at GND and Input to G for ’LVDS31 Only

VOY VOZ

0.8 V or 2 V

1,2EN or 3,4EN

NOTES: A. All input pulses are supplied by a generator having the following characteristics: tr or tf < 1 ns, pulse repetition rate

(PRR) = 0.5 Mpps, pulse width = 500

± 10 ns.

B. CL includes instrumentation and fixture capacitance within 6 mm of the D.U.T.

Figure 4. Enable- and Disable-Time Circuit and Definitions