参数资料
型号: PCM3794RHBTG4
厂商: TEXAS INSTRUMENTS INC
元件分类: 通信及网络
英文描述: SPECIALTY TELECOM CIRCUIT, PQCC32
封装: 5 X 5 MM, GREEN, PLASTIC, QFN-32
文件页数: 55/67页
文件大小: 1417K
代理商: PCM3794RHBTG4
www.ti.com
CONNECTION DIAGRAM
C7
Stereo
Headphone
To Regulator
R2
C1
C2
C3
C4
C5
C6
Low or High
R
1
4
SCKI (7)
BCK(1)
LRCK (32)
DIN(2)
DOUT (3)
MODE (28)
MS/ADR (29)
MD/SDA (30)
MC/SCL (31)
PCM3793/94
VCOM (18)
(11) SPORP
(10) SPORN
(8)HDTI
(16) HPOR/LOR
AIN1L (27)
AIN1R (26)
AIN2L (25)
AIN2R (24)
AIN3L (23)
AIN3R (22)
MICB (21)
(15) SPOLP
(14) SPOLN
(17) HPOL/LOL
(9) HPCOM/MONO
C10
(20) VCC
(19) AGND
(12) VPA
C11
(13) PGND
C8
C9
C
13
14
C12
R3
Monaural
LineOutput
(5)VDD
(6)DGND
(4)VIO
S0220-01
SPOLP/
SPORP
SPOLN/
SPORN
B1
C16
C15
B2
L1
C18
C17
L2
SPOLP/
SPORP
SPOLN/
SPORN
S0221-01
SLES193C – AUGUST 2006 – REVISED FEBRUARY 2007
Figure 39. Connection Diagram
Table 14. Recommended External Parts
C1–C6
1
F
C12, C13
10
F–220 F
C7
1
F–10 F(1)
C14
1
F–10 F
C8
0.1
F
R1, R2
2.2 k
C9, C10
1
F–4.7 F
R3
33 k
C11
4.7
F–10 F
R4
10 k
(1)
10
F is recommended to reduce audible pop noise.
NOTE: C15, C16 = 1 nF C17, C18: 1 F B1, B2: NEC/Tokin N2012ZPS121 L1, L2: 22 to 33 H
Figure 40. Filter Consideration for Speaker Output
59
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