參數資料
型號: 74HC4052
廠商: NXP Semiconductors N.V.
英文描述: Dual 4-channel analog multiplexer/demultiplexer
中文描述: 雙4通道模擬多路復用器/解復用器
文件頁數: 20/27頁
文件大?。?/td> 183K
代理商: 74HC4052
2004 Nov 11
20
Philips Semiconductors
Product specification
Dual 4-channel analog multiplexer,
demultiplexer
74HC4052; 74HCT4052
handbook, full pagewidth
MNB059
tTHL (tf)
tTLH (tr)
tTLH (tr)
tTHL (tf)
VM
tW
positive
input pulse
negative
input pulse
0 V
amplitude
90%
10%
VM
tW
0 V
amplitude
90%
10%
Fig.21 Input pulse definitions.
FAMILY
AMPLITUDE
V
M
t
r
and t
f
f
max
; PULSE WIDTH
<
2 ns
<
2 ns
OTHER
74HC4052
74HCT4052
V
CC
3.0 V
50 %
1.3 V
6 ns
6 ns
handbook, full pagewidth
open
switch
VCC
VEE
GND
VCCVis
VI
VO
MNB058
D.U.T.
CL
RT
RL
PULSE
GENERATOR
Fig.22 Test circuit for measuring AC performance.
TEST
SWITCH
V
is
t
PZH
t
PZL
t
PHZ
t
PLZ
other
V
EE
V
CC
V
EE
V
CC
open
V
CC
V
EE
V
CC
V
EE
pulse
Definitions for test circuit:
R
L
= load resistance
C
L
= load capacitance including jig and probe capacitance.
R
T
= termination resistance should be equal to the output impedance Z
O
of the pulse generator.
t
r
= t
f
= 6 ns; when measuring f
max
, there is no constraint to t
r
and t
f
with 50 % duty factor.
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