STA529Q STMicroelectronics, STA529Q Datasheet - Page 36

• Manufacturer Part Number: STA529Q
• Description: IC AMP 2X100MW CLASS D 52VFQFPN
• Manufacturer: STMicroelectronics
• Series: Sound Terminal™r
• Type: Class Dr

Specifications of STA529Q

• Output Type: 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 100mW x 2 @ 16 Ohm
• Voltage - Supply: 1.5 V ~ 1.95 V
• Features: Depop, I²C, I²S, Mute, Volume Control
• Mounting Type: Surface Mount
• Package / Case: 52-VFQFN, 52-VFQFPN
• Ic Function: FFX Audio Codec Analogue & Digital Inputs, Class D Amplifier
• Brief Features: Up To 96dB Dynamic Range, FFX Class-D Driver
• Supply Voltage Range: 1.55V To 1.95V, 1.8V To 3.6V
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-8879

Registers
Table 22.
11.2
FFXCFG0
Address:
Type:
Buffer:
Reset:
Description:
36/55
0x23
0x28
0x29
0x2A
0x2B
0x2D
0x2E
0x32
Address
MUTE
Bit 7
FFXST
BISTRUN
BISTST0
BISTST1
BISTST2
PWMINT1
PWMINT2
POWST
Name
Register summary (continued)
All other registers not mentioned here are reserved and must not be used.
General registers
3:0 TIM_SOFT_VOL: volume control time step for any 0.5 dB volume change
POW_STBY
7 MUTE:
6 POW_STBY:
5 SOFT_VOL_ON:
4 BIN_SOFTSTART:
Bit 6
0: standard operation (default)
1: FFX output is zero (muted condition)
0: FFX bridge is in power-up mode
1: FFX bridge is in standby mode (default)
0: smooth transition not active
1: smooth transition when changing volume control (default)
Reserved (1: default)
Time is (2
Default value: 0101. This value means 666.66 µs
0x00
R/W
No
0x75
POWER
DOWN
Bit 7
SOFT_VOL_ON
TIM_SOFT_VOL
Bit 5
TRISTATE
POW_
Bit 6
) * 20.83 µs
SOFTSTART
Doc ID 13095 Rev 2
Reserved
FAULT1A
BIN_
Bit 4
POW_
Bit 5
FAULT1B
POW_
Bit 4
PWM_INT[15:8]
Bit 3
PWM_INT[7:0]
Reserved
Reserved
Reserved
Reserved
FAULT2A
POW_
Bit 3
Bit 2
TIM_SOFT_VOL[3:0]
INVALID_
INP_FBK
FAULT2B
POW_
Bit 2
FFX configuration
Bit 1
INT_FBK
MUTE_
Bit 1
Reserved
Reserved
STA529
Bit 0
Bit 0