AD8384 データシートの表示（PDF） - Analog Devices
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AD8384 Datasheet PDF : 24 Pages
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AD8384
LEVEL SHIFTERS
Table 2. @ 25°C, AVCC = 15.5 V, DVCC = 3.3 V, TA MIN = 0°C, TA MAX = 85°C, VRH = 9.5 V, VRL = V1 = V2 = 7 V,
unless otherwise noted
Parameter
Conditions
Min
Typ
Max
Unit
LEVEL SHIFTER LOGIC INPUTS
CIN
3
pF
IIH
0.05
µA
IIL
–0.6
µA
VTH
1.65
V
VIH
2.0
DVCC
V
VIL
DGND
0.8
V
LEVEL SHIFTER OUTPUTS
RL ≥ 10 kΩ
VOH
AVCC – 0.45
AVCC – 0.25
V
VOL
0.25
0.45
V
LEVEL SHIFTER DYNAMIC PERFORMANCE
TA MIN to TA MAX
Output Rise, Fall Times—tr, tf
DX, CLX, CLXN, ENBX(1–4)
CL = 40 pF
18.5
30
ns
DY, CLY, CLYN
CL = 40 pF
40
70
ns
DIRX, DIRY
CL = 40 pF
100
150
ns
NRG
CL = 200 pF
35
50
ns
CL = 300 pF
55
100
ns
Propagation Delay Times—t11, t12, t13, t14
DX, CLX, CLXN, ENBX(1–4)
CL = 40 pF
20
50
ns
DY, CLY, CLYN
CL = 40 pF
29
50
ns
DIRX, DIRY
CL = 40 pF
60
100
ns
NRG
CL = 200 pF
25
55
ns
CL = 300 pF
32
ns
Output Skew
ENBX(1–4)—t15, t16
CL = 40 pF
2
ns
DX to ENBX(1–4)—t16
CL = 40 pF
2
ns
DX to CLX—t15, t16, t17, t18
CL = 40 pF
10
ns
DY to CLY, CLYN—t15, t16, t17, t18
CL = 40 pF
20
ns
LEVEL SHIFTING EDGE DETECTOR
Table 3. CL = 10 pF, TA MIN to TA MAX, unless otherwise noted
Parameter
VIL
Input Low Voltage
VIH
Input High Voltage
VTH LH
Input Rising Edge Threshold Voltage
VTH HL
Input Falling Edge Threshold Voltage
VOH
Output High Voltage
VOL
Output Low Voltage
IIH
Input Current High State
IIL
Input Current Low State
t19
Input Rising Edge Propagation Delay Time
∆t19
t19 Variation with Temperature
t20
Input Falling Edge Propagation Delay Time
∆t20
t20 Variation with Temperature
tr
Output Rise Time
tf
Output Fall Time
Min
AGND
AVCC – 2.7
DVCC – 0.45
–2.5
Typ
Max
Unit
AGND + 2.75 V
AVCC
V
AGND + 3
V
AVCC – 3
V
DVCC – 0.25
V
0.25
0.45
V
1.2
2.5
µA
–1.2
µA
16
ns
2
ns
12
ns
2
ns
5
ns
6
ns
Rev. 0 | Page 5 of 24
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