MC74LVX8051 Просмотр технического описания (PDF) - ON Semiconductor
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MC74LVX8051 Datasheet PDF : 12 Pages
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MC74LVX8051
AC CHARACTERISTICS (CL = 50 pF, Input tr = tf = 3 ns)
Symbol
Parameter
tPLH,
tPHL
Maximum Propagation Delay, Channel−Select to Analog Output
(Figure 9)
tPLH,
tPHL
Maximum Propagation Delay, Analog Input to Analog Output
(Figure 10)
tPLZ,
tPHZ
Maximum Propagation Delay, Enable to Analog Output
(Figure 11)
tPZL,
tPZH
Maximum Propagation Delay, Enable to Analog Output
(Figure 11)
Cin Maximum Input Capacitance, Channel−Select or Enable Inputs
CI/O Maximum Capacitance
Analog I/O
(All Switches Off)
Common O/I
Feedthrough
Guaranteed Limit
VCC
V −55 to 25°C ≤85°C ≤125°C Unit
2.5
30
3.0
20
4.5
15
5.5
15
35
40
ns
25
30
18
22
18
20
2.5
4.0
3.0
3.0
4.5
1.0
5.5
1.0
6.0
8.0
ns
5.0
6.0
2.0
2.0
2.0
2.0
2.5
30
3.0
20
4.5
15
5.5
15
35
40
ns
25
30
18
22
18
20
2.5
20
3.0
12
4.5
8.0
5.5
8.0
25
30
ns
14
15
10
12
10
12
10
10
10
pF
35
35
35
pF
130
130
130
1.0
1.0
1.0
Typical @ 25°C, VCC = 5.0 V
CPD Power Dissipation Capacitance (Figure 13)*
45
pF
* Used to determine the no−load dynamic power consumption: PD = CPD VCC2f + ICC VCC.
ADDITIONAL APPLICATION CHARACTERISTICS (GND = 0 V)
Symbol
Parameter
VCC
Condition
V
BW Maximum On−Channel Bandwidth or fin = 1MHz Sine Wave; Adjust fin Voltage to Obtain
Minimum Frequency Response
(Figure 6)
0dBm at VOS; Increase fin Frequency Until dB
Meter Reads −3 dB;
3.0
RL = 50 W, CL = 10 pF
4.5
5.5
−
Off−Channel Feedthrough Isolation
(Figure 7)
fin = Sine Wave; Adjust fin Voltage to Obtain 0dBm
3.0
at VIS
4.5
fin = 10 kHz, RL = 600 W, CL = 50 pF
5.5
3.0
4.5
fin = 1.0 MHz, RL = 50 W, CL = 10 pF
5.5
−
Feedthrough Noise. Channel−Select
Vin ≤ 1MHz Square Wave (tr = tf = 6ns); Adjust RL
3.0
Input to Common I/O (Figure 8)
at Setup so that IS = 0 A;
4.5
Enable = GND
RL = 600 W, CL = 50 pF
5.5
3.0
4.5
RL = 10 kW, CL = 10 pF
5.5
THD Total Harmonic Distortion
(Figure 14)
fin = 1 kHz, RL = 10 kW, CL = 50 pF
THD = THDmeasured − THDsource
VIS = 2.0 VPP sine wave
3.0
VIS = 4.0 VPP sine wave
4.5
VIS = 5.0 VPP sine wave
5.5
*Limits not tested. Determined by design and verified by qualification.
Limit*
25°C
80
80
80
−50
−50
−50
−37
−37
−37
25
105
135
35
145
190
0.10
0.08
0.05
Unit
MHz
dB
mVPP
%
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