参数资料
型号: TPA6130A2RTJR
厂商: TEXAS INSTRUMENTS INC
元件分类: 音频控制
英文描述: 2 CHANNEL(S), VOLUME CONTROL CIRCUIT, PQCC20
封装: 4 X 4 MM, GREEN, PLASTIC, QFN-20
文件页数: 10/28页
文件大小: 1198K
代理商: TPA6130A2RTJR
www.ti.com
SLOS488B – NOVEMBER 2006 – REVISED FEBRUARY 2008
Volume and Mute Register (Address: 2)
BIT
7
6
5
4
3
2
1
0
Function
Mute_L
Mute_R
Volume[5]
Volume[4]
Volume[3]
Volume[2]
Volume[1]
Volume[0]
Reset
1
0
Value
Mute_L
Left channel mute. If this bit is High the left channel is muted.
Mute_R
Right channel mute. If this bit is High the right channel is muted.
Volume[5:0]
Six bits for volume control. 111111 indicates the highest gain and 000000 indicates the lowest
gain.
Output Impedance Register (Address: 3)
BIT
7
6
5
4
3
2
1
0
Function
Reserved
HiZ_L
HiZ_R
Reset Value
0
Reserved These bits are reserved for future enhancements. They may not be written to. When read they will
read as zero. All writes to these bits will be ignored.
HiZ_L
Puts left-channel amplifier output in tri-state high impedance mode.
HiZ_R
Puts right-channel amplifier output in tri-state high impedance mode.
I2C address and Version Register (Address: 4)
BIT
7
6
5
4
3
2
1
0
Function
Reserved
RFT
Version[3]
Version[2]
Version[1]
Version[0]
Reset Value
0
Reserved
These bits are reserved for future enhancements. They may not be written to. When read they will
read as zero.
Version[3:0] The version bits track the revision of the silicon. Valid values are 0010 for released TPA6130A2.
RFT
Reserved for Test. Do NOT write to these registers.
Reserved for test registers (Addresses: 5-8)
BIT
7
6
5
4
3
2
1
0
Function
RFT
Reset Value
x
RFT
Reserved for Test. Do NOT write to these registers.
18
Copyright 2006–2008, Texas Instruments Incorporated
Product Folder Link(s): TPA6130A2
相关PDF资料
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TPA6130A2RTJT 2 CHANNEL(S), VOLUME CONTROL CIRCUIT, PQCC20
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