參數(shù)資料
型號(hào): TDA7718NTR
廠商: STMICROELECTRONICS
元件分類: 消費(fèi)家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PDSO28
封裝: ROHS COMPLIANT, MO-153AC, TSSOP-28
文件頁數(shù): 18/40頁
文件大?。?/td> 543K
代理商: TDA7718NTR
TDA7718N
Description of the audioprocessor
Doc ID 16502 Rev 1
4.11
Audioprocessor testing
In the test mode, which can be activated by setting bit D7 of the I2C subaddress byte and bit
D0 of the testing audioprocessor byte, several internal signals are available at the SE1L pin.
In this mode, the input resistance of 100 k
Ω is disconnected from the pin. Internal signals
available for testing are listed in the data-byte specification.
Figure 19.
Test circuit
TSSOP28
CREF
FD1L+/QD2L/SE4L
FD1R-/QD2G/SE5L
FD1R+/QD2R/SE5R
FD1L-/QD2G/SE4R
WnIn
DCErr
SDA
SCL
VCC
MUTE
WINTC
GND
100nF
4.7u
100nF
22u
100nF
4.7u
OUTLF
OUTLR
OUTRR
OUTSWR
OUTSWL
OUTRF
OUTLF
OUTLR
OUTRR
OUTSWR
OUTSWL
OUTRF
100nF
10uF
SE1L
SE1R
SE2L
QD1G
QD1L
SE3R
SE3L
SE2R
QD1R
SE1L
SE1R
SE2L
QD1G
QD1L
SE3R
SE3L
SE2R
QD1R
FD1L+/QD2L/SE4L
FD1R-/QD2G/SE5L
FD1R+/QD2R/SE5R
FD1L-/QD2G/SE4R
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