sta335bwsqs13tr STMicroelectronics, sta335bwsqs13tr Datasheet - Page 17

• Manufacturer Part Number: sta335bwsqs13tr
• Description: 2.1-channel, High-efficiency Digital Audio System With Qsound Qhd
• Manufacturer: STMicroelectronics

STA335BWSQS
3.5
Note:
Note:
3.6
3.6.1
Power-on sequence
Figure 3.
Where:
TR = minimum time between XTI master clock stable and Reset removal: 1 ms,
TC = minimum time between Reset removal and I
Clock stable means: f
No specific VCCx and VDD_DIG turn
Testing
Functional pin status
Table 7.
PWRDN
PWRDN
TWARN
TWARN
EAPD
EAPD
Pin name
VCC
VCC
VCC
VCC
VCC
VDD_Dig
VDD_Dig
VDD_Dig
VDD_Dig
VDD_Dig
XTI
XTI
XTI
XTI
XTI
Reset
Reset
Reset
Reset
Reset
I
I
I
I
I
PWDN
PWDN
PWDN
PWDN
PWDN
2
2
2
2
2
C
C
C
C
C
23
23
20
20
19
19
Power-on sequence
Functional pin status
Pin #
max
Logic value
0
1
0
1
0
1
- f
Don’t care
Don’t care
Don’t care
Don’t care
Don’t care
min
Don’t care
Don’t care
< 1 MHz
Low absorption
Normal operation
From external power stage is indicated a temperature
warning
Normal operation
Low absorption for power stage
All internal regulators are switched off
Normal operation
−
on sequence is required.
Don’t care
Don’t care
Don’t care
Don’t care
Don’t care
TR
TR
TR
TR
TR
2
C program, sequence start: 1ms.
TC
TC
TC
TC
TC
IC status
Electrical specifications
CMD0
CMD0
CMD0
CMD0
CMD0
CMD1
CMD1
CMD1
CMD1
CMD1
CMD2
CMD2
CMD2
CMD2
CMD2
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