參數(shù)資料
型號: MAX9850
廠商: Maxim Integrated Products, Inc.
英文描述: Stereo Audio DAC with DirectDrive Headphone Amplifier
中文描述: 立體聲音頻DAC,帶有DirectDrive®耳機放大器
文件頁數(shù): 21/36頁
文件大小: 956K
代理商: MAX9850
For example:
f
MCLK
= 12MHz, SF = 1, and f
CP
= 666.7kHz,
N
CP(4:0)
= 9.
Table 8 shows recommended CP(4:0) values for typical
MCLK frequencies.
Registers and Bit Descriptions
Eleven internal registers program and report the status
of the MAX9850. Table 9 lists all of the registers, their
addresses, and power-on-reset state. Registers 0x0
and 0x1 are read-only while all of the other registers are
read/write. Register 0xB is reserved for factory testing.
Status Registers (0x0, 0x1)
Table 9. Register Map
M
Stereo Audio DAC with DirectDrive
Headphone Amplifier
______________________________________________________________________________________
21
REGISTER
B7
B6
B5
B4
B3
B2
B1
B0
REGISTER
ADDRESS
POWER-ON
RESET STATE
Status A
Status B
Volume
ALERT
X
MUTE
SGPIO
X
SLEW
LCK
X
SHPS
SMONO
VMN
SHP
1
IOHL
SLI
IOHR
SDAC
0x0
0x1
0x2
SLO
VOL(5:0)
0x0C
General
Purpose
GM(1:0)
GPD
DBDEL(1:0)
MONO
0
ZDEN
0x3
0x00
Interrupt
Enable
0
ISGPIO
ILCK
ISHPS
IVMN
0
0
IIOH
0x4
0x00
Enable
Clock
SHDN
0
MCLKEN
0
CPEN(1:0)
0
HPEN
LNOEN
LNIEN
0
DACEN
0
0x5
0x6
0x00
0x00
0
IC(1:0)
Charge
Pump
SR(1:0)
0
CP(4:0)
0x7
0x00
LRCLK MSB
LRCLK LSB
INT
MSB(14:8)
LSB(7:0)
0x8
0x9
0x00
0x00
Digital
Audio
MAS
INV
BCINV
LSF
DLY
RTJ
WS(1:0)
0xA
0x00
RESERVED
0xB
X = Don’t Care.
Table 8. Recommended CP(4:0) Values
for Typical MCLK Frequencies
f
MCLK
(MHz)
CP(4:0)
IC(1:0)
SF
f
CP
(kHz)
11.2896
12.0000
12.2880
13.0000
24.0000
27.0000
0x08
0x09
0x09
0x0A
0x09
0x07
0x0
0x0
0x0
0x0
0x1
0x2
1
1
1
1
2
3
705.6
666.7
682.7
650.0
666.7
642.9
相關(guān)PDF資料
PDF描述
MAX9850ETI Stereo Audio DAC with DirectDrive Headphone Amplifier
MAX9995ETX-D Dual, SiGe, High-Linearity, 1700MHz to 2200MHz Downconversion Mixer with LO Buffer/Switch
MAX9995ETX-T Dual, SiGe, High-Linearity, 1700MHz to 2200MHz Downconversion Mixer with LO Buffer/Switch
MAX9995ETX-TD Dual, SiGe, High-Linearity, 1700MHz to 2200MHz Downconversion Mixer with LO Buffer/Switch
MAX9995ETX Dual, SiGe, High-Linearity, 1700MHz to 2200MHz Downconversion Mixer with LO Buffer/Switch
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