參數資料
型號： TAS5424ATPHDRQ1
廠商： TEXAS INSTRUMENTS INC
元件分類： 音頻／視頻放大
英文描述： 116 W, 4 CHANNEL, AUDIO AMPLIFIER, PQFP64
封裝： PLASTIC, HTQFP-64
文件頁數： 18/51頁
文件大小： 1422K
代理商： TAS5424ATPHDRQ1
www.ti.com
SLOS535B – MAY 2009 – REVISED JANUARY 2010
Table 6. Fault Register 2 (0x01) Protection (continued)
D7
D6
D5
D4
D3
D2
D1
D0
FUNCTION
–
1
–
Overcurrent shutdown channel 3 has occurred
–
1
–
Overcurrent shutdown channel 4 has occurred
–
1
–
DC offset channel 1 has occurred
–
1
–
DC offset channel 2 has occurred
–
1
–
DC offset channel 3 has occurred
1
–
DC offset channel 4 has occurred
Table 7. Diagnostic Register 1 (0x02) Load Diagnostics
D7
D6
D5
D4
D3
D2
D1
D0
FUNCTION
0
No load-diagnostic-created faults, default value
–
1
Output short to ground channel 1 has occurred
–
1
–
Output short to PVDD channel 1 has occurred
–
1
–
Shorted load channel 1 has occurred
–
1
–
Open load channel 1 has occurred
–
1
–
Output short to ground channel 2 has occurred
–
1
–
Output short to PVDD channel 2 has occurred
–
1
–
Shorted load channel 2 has occurred
1
–
Open load channel 2 has occurred
Table 8. Diagnostic Register 2 (0x03) Load Diagnostics
D7
D6
D5
D4
D3
D2
D1
D0
FUNCTION
0
No load-diagnostic-created faults, default value
–
1
Output short to ground channel 3 has occurred
–
1
–
Output short to PVDD channel 3 has occurred
–
1
–
Shorted load channel 3 has occurred
–
1
–
Open load channel 3 has occurred
–
1
–
Output short to ground channel 4 has occurred
–
1
–
Output short to PVDD channel 4 has occurred
–
1
–
Shorted load channel 4 has occurred
1
–
Open load channel 4 has occurred
Table 9. External Status Register 1 (0x04) Fault Detection
D7
D6
D5
D4
D3
D2
D1
D0
FUNCTION
0
No protection-created faults are present, default value
–
1
PVDD overvoltage fault is present
–
1
–
PVDD undervoltage fault is present
–
1
–
AVDD, analog voltage fault is present
–
1
–
Charge-pump voltage fault is present
–
1
–
Overtemperature shutdown is present
–
1
–
Overtemperature warning
–
1
–
Overtemperature warning level 1
1
0
1
–
Overtemperature warning level 2
1
–
Overtemperature warning level 3
Copyright 2009–2010, Texas Instruments Incorporated
25
Product Folder Link(s): TAS5414A TAS5424A
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