PCM3793A
PCM3794A
www.ti.com
SLAS529A–JANUARY 2007–REVISED FEBRUARY 2007
CONNECTION DIAGRAMS
To Regulator
(4) VIO
(5) VDD
SCKI (7)
C8
BCK (1)
C9
LRCK (32)
DIN (2)
(6) DGND
(20) VCC
DOUT (3)
MS/ADR (29)
MD/SDA (30)
MC/SCL (31)
MODE (28)
C10
(19) AGND
(12) VPA
C11
Low or High
(13) PGND
PCM3793A/94A
R3
(8) HDTI
R1 R2
MICB (21)
C12
(17) HPOL/LOL
(16) HPOR/LOR
C1
C2
C3
C4
C5
C6
Stereo
C13
AIN1L (27)
AIN1R (26)
AIN2L (25)
Headphone
Monaural
Line Output
(9) HPCOM/MONO
C14
AIN2R (24)
AIN3L (23)
R4
AIN3R (22)
VCOM (18)
(15) SPOLP
(14) SPOLN
C7
(11) SPORP
(10) SPORN
S0220-02
Figure 40. Connection Diagram
Table 16. Recommended External Parts
C1–C6
C7
1 µF
4.7 µF
C12, C13
C14
10 µF–220 µF
1 µF–10 µF
2.2 kΩ
C8
0.1 µF
R1, R2
R3
C9, C10
C11
1 µF–4.7 µF
4.7 µF–10 µF
33 kΩ
R4
10 kΩ
B
L
L
1
1
SPOLP/
SPORP
SPOLP/
SPORP
C
15
C
17
B
2
2
SPOLN/
SPORN
SPOLN/
SPORN
C
16
C
18
S0221-01
NOTE: C15, C16 = 1 nF; C17, C18 = 1 µF; B1, B2: NEC/Tokin N2012ZPS121; L1, L2 = 22 µH to 33 µH
Figure 41. Filter Consideration for Speaker Output
61
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