DS36954M National Semiconductor, DS36954M Datasheet - Page 6

• Manufacturer Part Number: DS36954M
• Description: Quad Differential Bus Transceiver
• Manufacturer: National Semiconductor

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Parameter Measurement Information
S1 1.5V
S2 Open
S3 Closed
S1 1.5V
S2 Closed
C3 Closed
T
T
Note 12: The input pulse is supplied by a generator having the following characteristics: f = 1.0 MHz, 50% duty cycle, t
Note 13: C
Note 14: Diodes are 1N916 or equivalent.
Note 15: Differential propagation delays are calculated from single-ended propagation delays measured from driver input to the 20% and 80% levels on the driver
outputs ( Figure 9 ) .
ra
CP
, T
= Crossing Point
rb
, T
fa
and T
L
includes probe and stray capacitance.
FIGURE 9. Propagation Delay Timing for Calculations of Driver Differential Propagation Delays
fb
are propagation delay measurements to the 20% and 80% levels.
FIGURE 8. Receiver Enable and Disable Timing
DS011014-14
DS011014-16
S1 −1.5V
S2 Closed
C3 Open
S1 −1.5V
S2 Closed
C3 Closed
6
(Continued)
DS011014-18
r
and t
DS011014-13
f
<
6.0 ns, Z
DS011014-15
DS011014-17
O
= 50 .