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CLKP
5 kW
VCM
5 kW
6 pF
10 W
10 W
CLKM
Clock Buffer
Ceq
Ceq
Ceq 1 to 3 pF, equivalent input capacitance of clock buffer»
Lpkg
3 nH»
Lpkg
3 nH»
Cbond
1 pF»
Cbond
1 pF»
Resr
100» W
Resr
100» W
S0275-01
Clock Frequency − MHz
0
100
200
300
400
500
600
700
800
900
1000
0 25 50 75 100 125
Impedance (Magnitude) − Ω
G082
ADS6245 , ADS6244
ADS6243 , ADS6242
SLAS542A – MAY 2007 – REVISED JULY 2007
Figure 89. Internal Clock Buffer
Figure 90. Clock Buffer Input Impedance
48 Submit Documentation Feedback Copyright © 2007, Texas Instruments Incorporated
Product Folder Link(s): ADS6245 ADS6244 ADS6243 ADS6242