参数资料
型号: 74LV4051PWDH-T
厂商: NXP SEMICONDUCTORS
元件分类: 多路复用及模拟开关
英文描述: 8-CHANNEL, SGL ENDED MULTIPLEXER, PDSO16
文件页数: 4/18页
文件大小: 167K
代理商: 74LV4051PWDH-T
Philips Semiconductors
Product specification
74LV4051
8-channel analog multiplexer/demultiplexer
1998 Jun 23
12
WAVEFORMS
VM = 1.5 V at 2.7 V ≤ VCC ≤ 3.6 V
VM = 0.5 × VCC at 2.7 V > VCC > 3.6 V
VOL and VOH are the typical output voltage drop that occur with the
output load
Vx = VOL + 0.3 V at 2.7 V ≤ VCC ≤ 3.6 V
VX = VOL + 0.1 × VCC at 2.7 V >VCC > 3.6 V
VY = VOH – 0.3 V at 2.7 V ≤ VCC ≤ 3.6 V
VY = VOH – 0.1 × VCC at 2.7 V >VCC > 3.6 V
SV01638
V M
INPUTS
OUTPUTS
GND
V OL
V I
V OH
tPHL
tPLH
Figure 13. Input (Vis) to output (Vos) propagation delays.
SV01640
outputs
disabled
outputs
enabled
outputs
enabled
tPHZ
tPZH
tPZL
tPLZ
VX
VY
VM
INPUTS
OUTPUT
HIGH-to-OFF
OFF-to-HIGH
OUTPUT
LOW-to-OFF
OFF-to-LOW
GND
VCC
VI
VOL
VOH
GND
Figure 14. Turn-on and turn-off times
for the inputs (Sn, E) to the output (Vos).
TEST CIRCUIT
VM
tW
NEGATIVE
PULSE
10%
90%
0V
VM
tW
VI
POSITIVE
PULSE
90%
10%
0V
tTHL (tf)
tTLH (tr)tTHL (tf)
tTLH (tr)
SY01738
PULSE
GENERATOR
RT
Vl
D.U.T.
VO
CL
Vcc
1k
W
Test Circuit for Outputs
Open
VEE
S1
2
VCC
DEFINITIONS
VCC
VI
< 2.7V
2.7 - 3.6V
VCC
2.7V
Test
S1
tPLZ/tPZL
tPLH/tPHL
tPHZ/tPZH
2
VCC
Open
VEE
> 3.6 V
VCC
RL = Load resistor
CL = Load capacitance includes jig and probe capacitance
RT = Termination resistance should be equal to ZOUT of
pulse generators.
VI
VIS
Pulse
VEE
VI
tr =tf =6ns, when measuring fmax, there is no constraint on
tr, tf with 50% duty factor.
1k
W
50 pF
VEE
Figure 15. Load circuitry for switching times.
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