HA17008RFP データシートの表示（PDF） - Hitachi -> Renesas Electronics
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HA17008RFP Datasheet PDF : 11 Pages
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HA17008RP/RFP
VCC
0.1 µF
13
5
6
7
8
9 HA17008R
10
11
12
0.1 µF 3
2.7 V
5 kΩ
14
10 V
15 5 kΩ
1
0.7 V
2
4
16
0.01 µF
0.1 µF
1 kΩ 50µF
0.1 µF
1 kΩ
2 kΩ
1 µF
100 kΩ
5V
0.1 µF
Settling time
test point
15 kΩ
–15 V
VEE
Figure 4 Settling Time Test Circuit
Operation Example
• Current to voltage converter using an op-amp
VCC
13
A1
A2
A3
A4
A5
A6
A7
A8
5
6
7
8
9
10
11
12
HA17008R
14
15
2
4
16
3
15 pF
VEE
R14
R15
VREF
R0
2–
6
3+
HA17741
VREF = +2 VDC
R14 = R 15 = 1.0 kΩ
R 0 = 5.0 kΩ
V0
Logical output V0
V0 =
VREF
R14
(R0)
A1
2
+
A2 + A3 + A4 + A5 + A6 + A7 + A8
4 8 16 32 64 128 256
When VREF, R14, and R0 are determined, the output voltage becomes 9.961 V in
case of all-high input bits.
V0 =
2V
1 kΩ
(5 kΩ)
1+1+1+ 1+ 1+ 1+ 1 + 1
2 4 8 16 32 64 128 256
5
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