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74HCT2G66GD View Datasheet(PDF) -

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74HCT2G66GD
 
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NXP Semiconductors
74HC2G66; 74HCT2G66
Dual single-pole single-throw analog switch
Table 12. Additional dynamic characteristics for 74HC2G66 and 74HCT2G66 …continued
GND = 0 V; tr = tf = 6.0 ns; CL = 50 pF; unless otherwise specified. All typical values are measured at Tamb = 25 °C.
Symbol Parameter
Conditions
Min
Typ
Max Unit
f(3dB)
3 dB frequency
response
RL = 50 Ω; CL = 10 pF;
see Figure 13 and 14
VCC = 4.5 V
-
180
-
MHz
VCC = 9.0 V
-
200
-
MHz
αiso
isolation (OFF-state) RL = 600 Ω; fi = 1 MHz;
see Figure 15 and 16
VCC = 4.5 V
-
50
-
dB
VCC = 9.0 V
-
50
-
dB
Vct
crosstalk voltage
between digital input and switch (peak
to peak value); RL = 600 Ω; fi = 1 MHz;
see Figure 17
VCC = 4.5 V
-
110
-
mV
Xtalk
crosstalk
VCC = 9.0 V
between switches; RL = 600 Ω;
fi = 1 MHz; see Figure 18
VCC = 4.5 V
VCC = 9.0 V
-
220
-
mV
-
60
-
dB
-
60
-
dB
11.3 Test circuits and graphs
VCC
VCC
VIH
nE
10 μF nY/nZ
2RL
nZ/nY
fi
2RL
VO
CL D
VIH
nE
0.1 μF nY/nZ
VCC
VCC
2RL
nZ/nY
fi
2RL
VO
CL dB
001aaj468
Fig 12. Test circuit for measuring total harmonic
distortion
001aaj469
With fi = 1 MHz adjust the switch input voltage for a
0 dBm level at the switch output, (0 dBm = 1 mW into
50 Ω). Then Increase the input frequency until the dB
meter reads 3 dB.
Fig 13. Test circuit for measuring the 3 dB frequency
response
74HC_HCT2G66_6
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 06 — 2 April 2010
© NXP B.V. 2010. All rights reserved.
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