STA529Q STMicroelectronics, STA529Q Datasheet - Page 44

• 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
PLLCFG1
Address:
Type:
Buffer:
Reset:
Description:
PLLCFG2
Address:
Type:
Buffer:
Reset:
Description:
44/55
Bit 7
Bit 7
5:4 DITHER_DISABLE[1:0]:
3:0 IDF[3:0]: PLL input division factor:
7:0 FRAC_INPUT[15:8]: MSBs of FRAC_INPUT[15:0] used to set the fractional part of PLL
7:0 FRAC_INPUT[7:0]: LSBs of FRAC_INPUT[15:0] used to set the fractional part of PLL
6 FRAC_CTRL:
Bit 6
Bit 6
0: default
1: PLL fractional-frequency synthesis is enabled
00: default
1x: disables rectangular phase frequency divider dither input to fractional control
x1: disables triangular Phase Frequency Divider dither input to Fractional Control
The mentioned blocks are shown in Figure 3
0000: IDF = 1 (default)
0001: IDF = 1
0010: IDF = 2
…
1111: IDF = 15
multiplication factor
multiplication factor
0x15
R/W
No
0x00
0x16
R/W
No
0x00
Bit 5
Bit 5
Doc ID 13095 Rev 2
Bit 4
Bit 4
FRAC_INPUT[15:8]
FRAC_INPUT[7:0]
Bit 3
Bit 3
Bit 2
Bit 2
PLL configuration (MSBs)
PLL configuration (LSBs)
Bit 1
Bit 1
STA529
Bit 0
Bit 0