74HC_HCT1G66_15 Datasheet, PDF (11/18 Pages) NXP Semiconductors – Single-pole single-throw analog switch

NXP Semiconductors
74HC1G66; 74HCT1G66
Single-pole single-throw analog switch
Table 12. Additional dynamic characteristics for 74HC1G66 and 74HCT1G66 …continued
GND = 0 V; t_r = t_f = 6.0 ns; C_L = 50 pF; unless otherwise specified. All typical values are measured at T_amb = 25 °C.
Symbol Parameter
Conditions
Min Typ Max Unit
f_(−3dB)
−3 dB frequency
response
R_L = 50 Ω; C_L = 10 pF; see Figure 12 and 13
V_CC = 4.5 V
-
180 -
MHz
V_CC = 9.0 V
-
200 -
MHz
α_iso
isolation (OFF-state) R_L = 600 Ω; f_i = 1 MHz; see Figure 14 and 15
V_CC = 4.5 V
-
−50 -
dB
V_CC = 9.0 V
-
−50 -
dB
11.3 Test circuits and graphs
V_CC
V_CC
V_IH
E
10 µF _Y/Z
2RL
Z/Y
fi
2RL
V_O
CL D
Fig 11. Test circuit for measuring total harmonic distortion
001aai678
V_IH
E
0.1 µF _Y/Z
V_CC
V_CC
2RL
Z/Y
fi
2RL
V_O
CL dB
001aai680
With f_i = 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 12. Test circuit for measuring the −3 dB frequency response
74HC_HCT1G66_4
Product data sheet
Rev. 04 — 19 December 2008
© NXP B.V. 2008. All rights reserved.
11 of 18