FOD260L Datasheet, PDF (7/19 Pages) Fairchild Semiconductor – LVTTL/LVCMOS 3.3V High Speed-10 MBit/s Logic Gate Optocouplers

Pulse Gen.
t_f = t_r = 5 ns
Z_O = 50 Ω
1
2
Input
Monitor
3
(I_F)
47Ω ⁴
+3.3V
V_CC
8
7
0.1µF
Bypass
6
5
GND
R_L
Output
(V_O)
C_L
Input
(I _F)
t_PHL
Output
(V_O)
Output
(V_O)
t_f
I _F = 7.5 mA
I _F = 3.75 mA
t_PLH
90%
10 %
1.5 V
t_r
Fig. 9 Test Circuit and Waveforms for t_PLH, t_PHL, t_r and t_f.
Pulse
Generator
tr = 5ns
Z_O = 50Ω
1
7.5 mA
2
3
4
Input
Monitor
(V _E)
V_CC
8
7
0.1µF
bypass
6
5
GND
+3.3V
R_L
Output
(V_O)
C_L
Input
(V_E )
t_EHL
Output
(V_O)
Fig. 10 Test Circuit t_EHL and t_ELH.
t _ELH
3.0 V
1.5 V
1.5 V
©2008 Fairchild Semiconductor Corporation
FOD060L, FOD260L Rev. 1.0.5
7
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