STA333BW STMicroelectronics, STA333BW Datasheet - Page 2

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STA333BW

Manufacturer Part Number
STA333BW
Description
Manufacturer
STMicroelectronics
Datasheet

Specifications of STA333BW

Operational Class
Class-AB
Audio Amplifier Output Configuration
1-Channel Mono/2-Channel Stereo
Audio Amplifier Function
Speaker
Total Harmonic Distortion
0.2@8Ohm@1W%
Single Supply Voltage (typ)
Not RequiredV
Dual Supply Voltage (typ)
3.3/5/9/12/15/18V
Power Supply Requirement
Quad
Rail/rail I/o Type
No
Power Supply Rejection Ratio
80dB
Single Supply Voltage (min)
Not RequiredV
Single Supply Voltage (max)
Not RequiredV
Dual Supply Voltage (min)
2.7/4.5V
Dual Supply Voltage (max)
3.6/21.5V
Operating Temp Range
-20C to 70C
Operating Temperature Classification
Commercial
Mounting
Surface Mount
Pin Count
36
Package Type
PowerSSO EP
Lead Free Status / Rohs Status
Compliant

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Contents
Contents
1
2
3
4
5
6
2/67
Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Pin connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2.1
2.2
Electrical specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
3.1
3.2
3.3
3.4
3.5
3.6
Processing data paths . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
I
5.1
5.2
5.3
5.4
Register description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
2
C bus specification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Connection diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Thermal data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Recommended operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Electrical specifications for the digital section . . . . . . . . . . . . . . . . . . . . . 12
Electrical specifications for the power section . . . . . . . . . . . . . . . . . . . . . 13
Power-on/off sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Communication protocol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
5.1.1
5.1.2
5.1.3
5.1.4
Device addressing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Write operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
5.3.1
5.3.2
Read operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
5.4.1
5.4.2
5.4.3
5.4.4
Data transition or change . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Start condition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Stop condition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Data input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Byte write . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Multi-byte write . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Current address byte read . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Current address multi-byte read . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Random address byte read . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Random address multi-byte read . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Doc ID 13773 Rev 3
STA333BW

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