參數(shù)資料
型號: 74HCT4352U
廠商: NXP SEMICONDUCTORS
元件分類: 多路復用及模擬開關
英文描述: 4-CHANNEL, DIFFERENTIAL MULTIPLEXER, UUC
文件頁數(shù): 4/16頁
文件大?。?/td> 125K
代理商: 74HCT4352U
December 1990
12
Philips Semiconductors
Product specication
Dual 4-channel analog
multiplexer/demultiplexer with latch
74HC/HCT4352
ADDITIONAL AC CHARACTERISTICS FOR 74HC/HCT
Recommended conditions and typical values
GND = 0 V; Tamb =25 °C
Notes
1. Adjust input voltage Vis to 0 dBm level (0 dBm = 1 mW into 600 ).
2. Adjust input voltage Vis to 0 dBm level at Vos for 1 MHz (0 dBm = 1 mW into 50 ).
Vis is the input voltage at an nYn or nZ terminal, whichever is assigned as an input.
Vos is the output voltage at an nYn or nZ terminal, whichever is assigned as an output.
SYMBOL
PARAMETER
typ.
UNIT
VCC
(V)
VEE
(V)
Vis(p-p)
(V)
CONDITIONS
sine-wave distortion
f = 1 kHz
0.04
0.02
%
2.25
4.5
2.25
4.5
4.0
8.0
RL =10k; CL =50pF
(see Fig.14)
sine-wave distortion
f = 10 kHz
0.12
0.06
%
2.25
4.5
2.25
4.5
4.0
8.0
RL =10k; CL =50pF
(see Fig.14)
switch “OFF” signal
feed-through
50
dB
2.25
4.5
2.25
4.5
note 1
RL = 600 ; CL =50pF
f =1 MHz (see Figs 12 and 15)
crosstalk between
any two switches/
multiplexers
60
dB
2.25
4.5
2.25
4.5
note 1
RL = 600 ; CL =50pF;
f = 1 MHz (see Fig.16)
V(p-p)
crosstalk voltage between
control and any switch
(peak-to-peak value)
110
220
mV
4.5
0
4.5
RL = 600 ;CL =50pF;
f = 1 MHz (E1, E2 or Sn,
square-wave between VCC and
GND, tr =tf = 6 ns)
(see Fig.17)
fmax
minimum frequency response
(
3dB)
160
170
MHz
2.25
4.5
2.25
4.5
note 2
RL =50 ; CL =10pF
(see Figs 13 and 14)
CS
maximum switch capacitance
independent (Y)
common
(Z)
5
12
pF
Fig.12 Typical switch “OFF” signal feed-through as a function of frequency.
Test conditions:
VCC = 4.5 V; GND = 0 V; VEE = 4.5 V;
RL =50 ; Rsource =1k.
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