FSSD06_08 Datasheet, PDF (10/14 Pages) Fairchild Semiconductor – SD/SDIO and MMC Two-Port Multiplexer

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Test Diagrams (Continued)
t_RISE = 2.5ns
t _FALL= 2.5ns
V_ddx
Input - V_CLKI
GND
10%
V_OHC
90%
V _ddx/2
Output - V_CLKO
50%
V_OLC
t_pLH
90%
V _ddx/2
10%
50%
t_pHL
Network Analyzer
R_S
R_T
GND
V_S
GND
GND
GND
R_S and R_T are function of application
environment (see AC Tables for specific values)
V _IN
V_S
GND
V_OUT
R_T
GND
Off -Isolation = 20 Log (V_OUT / V_IN )
Figure 11. CLK Propagation Delay Waveforms
Figure 12. Channel Off Isolation
Network Analyzer
NC
R_S
V_S
GND
GND
V _IN
R_T
GND
V_S
GND
GND
R_S and R_T are function of application environment
(see AC Tables for specific values)
R_T ^VOUT
GND
CROSSTALK = 20 Log (V_OUT/ V_IN )
Figure 13. Channel-to-Channel Crosstalk
nDAT[3:0], nCMD, nCLK
Capacitance
Meter
f = 1MHz,V_bias = 0V
nDAT[3:0], nCMD, nCLK
S
V_S = 0 orV_ddh
Figure 14. Channel Off Capacitance
Capacitance
Meter
f = 1MHz, V_bias = 0V
nDAT[3:0], nCMD, nCLK
S
V_S = 0 or V_ddh
Figure 15. Channel On Capacitance
© 2007 Fairchild Semiconductor Corporation
FSSD06 Rev. 1.0.3
10
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