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UPD6376 Datasheet(Fiches technique) 13 Page - NEC

Numéro de pièce UPD6376
Description  AUDIO 2-CHANNEL 16-BIT D/A CONVERTER
Télécharger  20 Pages
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Fabricant  NEC [NEC]
Site Internet  http://www.nec.com/
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UPD6376 Datasheet(HTML) 13 Page - NEC

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µPD6376
13
5. APPLICATION CIRCUIT EXAMPLE
(1) fS to 4 fS mode (L/R data serial input mode)
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
12
3
45
6
78
16 15 14 13 12 11 10
9
384 fS
LRCK
SI
CLK
+5 V
+5 V
+5 V
+5 V
+5 V
+5 V
+10 V
+10 V
OP Amp.
OP Amp.
Note
+5 V
+
+
+
+
+
+
+
0.1 F
µ
µ
0.1 F
47 F
µµ
µ
µ
µ
47 F
10 F
1/2
2/2
22 F
µ
22 F
L-ch
OUT
R-ch
OUT
100 k
100 k
100 k
100 k
5.6 k
Ω 5.6 kΩ
5.6 k
Ω 5.6 kΩ
5.6 k
5.6 k
5.6 k
5.6 k
+
10 F
1000 pF
1000 pF
1000 pF
1000 pF
NPC
SM5807
PD6376GS
µ
Note Assuming secondary active LPF (Gain: K = 2, quality factor: Q = 1, cutoff frequency: fC
.
=. 30 kHz)
oversampling, the attenuation characteristics are moderate. If oversampling is not performed, use
a high-order filter.
Remark Operational amplifier (OP Amp.):
µPC4558
(2) 8 fS mode (L/R data parallel input mode)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
384 fS
LRCK
SI
CLK
+5 V
+5 V
+5 V
+5 V
+10 V
+10 V
Note
+5 V
+5 V
+
+
+
+
+
+
+
0.1 F
µ
0.1 F
47 F 47 F
µ
µ
µ
µ
µ
10 F
22 F
µ
22 F
µ
L-ch
OUT
R-ch
OUT
100 k
100 k
100 k
100 k
5.6 k
Ω 5.6 kΩ
5.6 k
Ω 5.6 kΩ
5.6 k
5.6 k
5.6 k
5.6 k
+
10 F
1000 pF
1000 pF
1000 pF
1000 pF
NPC
SM5813
9
16 15 14 13 12 11 10
1
23456
7
8
PD6376GS
µ
OP Amp.
1/2
OP Amp.
2/2
Note Secondary active LPF (K = 2, Q = 1, fC
.
=. 30 kHz)
Remark Operational amplifier (OP Amp.):
µPC4558


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