SP322 Datasheet, PDF (7/14 Pages) Sipex Corporation – Programmable V.11/V.35 Transceiver

Output
Under
Test _CL
500Ω
S₁
V_CC
S₂
Figure 16. Driver Timing Test Load #2 Circuit
TIN
A
B
C_L1
C_L2
VCC
A
ROUT
B
15pF
Receiver
Output
Test Point
1KΩ
S₁
V_CC
C_RL
1KΩ
S₂
Figure 17. Receiver Timing Test Load Circuit
Figure 18. Driver/Receiver Timing Test Circuit
SWITCHING WAVEFORMS...
+3V
DRIVER INPUT
0V
A
DRIVER
OUTPUT _B
DIFFERENTIAL ^VO⁺
OUTPUT 0V
V_A – V_B ^VO^–
t_SKEW = |t_DPLH - t_DPHL|
f = 1MHz; t_R ≤ 10ns; t_F ≤ 10ns
1.5V
1.5V
V_O ^1/2VO
t_PLH
t_PHL
t_DPHL
t_DPLH
t_F
Figure 19. Driver Propagation Delays
1/2V_O
t_R
+3V
ENABLE
0V
5V
A, B
V_OL
V_OH
A, B
0V
f = 1MHz; t_R < 10ns; t_F < 10ns
1.5V
t_ZL
2.3V _{Output normally LOW}
2.3V ^{Output normally HIGH}
t_ZH
Figure 20. Driver Enable and Disable Times
SRPe3v2. 27D/9S/0/036
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7
1.5V
t_LZ
0.5V
0.5V
t_HZ
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