TDA7572 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
TDA7572 Datasheet PDF : 64 Pages
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TDA7572
Pins description
Table 3.
Pin #
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
Pin list by pin (continued)
Pin name
Description
HB1Out
HB1OutFilt
LSD1GS
LSD1GD
Half-bridge1 output, HSD 1 drain sense, LSD1 Drain Sense
Half bridge1 post-LC filter – for diagnostics
Lowside1 Gate sense
Lowside1 Gate Drive
LSD1SS
BSTGate
BSTSource
CSense
V14Sense
V14
Lowside1 Source Sensing
Boost Converter NFET gate drive
Boost Converter NFET Source
Inverting input for Booster Current Sensing and Digital Test Enable (operating
when is more then about 3V under the V14 pin level)
Non-inverting input for Booster Current Sensing
Power for Boost converter gate drive and Output LSD’s
VSM2
VSM1
BSTVSense
ISSENM
Die tab connection to lowest supply voltage – gnd for single ended supplies,
negative supply for split supplies
Die tab connection to lowest supply voltage – gnd for single ended supplies,
negative supply for split supplies
Voltage feedback input for Voltage Booster
Supply inverting current sense
ISSENP
DAC2
DAC1
INM
Supply non-inverting current sense
Half VCC (VSP- VSM)/2 Used for output stage reference.
Gain program pin for SVR to HVCC level shifting
Inverting audio input
INP
AOUT
InvIn
InvOut
MOD1
Non inverting audio input
Compressed Audio Output
Inverter input
Inverter Output
Modulator1 Inverting / Summing node
MOD2
OscOut
CLKIN/Out
DITH
Modulator2 Inverting / Summing node
Oscillator output
Clock input
Dither capacitor
ShuntDriver
PLL/InLevel0
SDA/SCR_ENB
WS / Clip_L
SCL/ InLevel1
Shunt Driver
DAC clock PLL filter/ Input Level selection bit 0 (non-DAC mode)
I2C serial data / SCR ENABLE (non DAC mode)
I2S Word select / Clipping indicator, assertion level low (non-DAC mode)
I2C serial data bit clock/ Input Level selection bit1 (non-DAC mode)
NTC
Connection for NTC thermistor
13/64
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