參數(shù)資料
型號： P95020ZNQGI8
廠商： INTEGRATED DEVICE TECHNOLOGY INC
元件分類： 電源管理
英文描述： 2-CHANNEL POWER SUPPLY MANAGEMENT CKT, QCC132
封裝： QFN-132
文件頁數(shù)： 70/137頁
文件大?。?/td> 3533K
代理商： P95020ZNQGI8
P95020 / Preliminary Datasheet
Revision 0.7.10
38
2010 Integrated Device Technology, Inc.
2.13.16 AUDIO CLASS_D - DC_COEF_SEL Register
Select bit coefficient for DC Filter.
DC_COEF_SEL: IC Address = Page-2: 48(0x30), C Address = 0xA230
Bit
Bit Name
Default
Settings
User
Type
Value
Description / Comments
[2:0]
DC_COEF_SEL
101b
RW
0 = 24'h100000; // 2^^-3 = 0.125
1 = 24'h040000
2 = 24'h010000
3 = 24'h004000
4 = 24'h001000
5 = 24'h000400
6 = 24'h000100; // 2^^-15 = 0.00030517
7 = 24'h000040; // 2^^-17
DC Filter Coefficient Selection
[7:3]
RESERVED
00000b
RW
RESERVED
2.13.17 AUDIO CLASS_D - EQREAD_DATA Registers
This 24-bit register serves as the 24-bit data holding register used when doing indirect reads to the EQRAM.
IC Address = Page-2: 54(0x36), C Address = 0xA236
IC Address = Page-2: 55(0x37), C Address = 0xA237
IC Address = Page-2: 56(0x38), C Address = 0xA238
Bit
Bit Name
Default
Settings
User
Type
Value
Description / Comments
[23:0]
EQREAD_DATA
000000h
R
24 bit coefficient
24-bit data register used for read data on EQRAM read
2.13.18 AUDIO CLASS_D - EQWRITE_DATA Registers
This 24-bit register serves as the 24-bit data holding registers when doing indirect writes to the EQRAM.
IC Address = Page-2: 57(0x39), C Address = 0xA239
IC Address = Page-2: 58(0x3A), C Address = 0xA23A
IC Address = Page-2: 59(0x3B), C Address = 0xA23B
Bit
Bit Name
Default
Settings
User
Type
Value
Description / Comments
[23:0]
EQWRITE_DATA
000000h
RW
24 bit coefficient
24-bit data register used for write data on EQRAM write.
2.13.19 AUDIO CLASS_D - EQ_ADDR Registers
This 16-bit register provides the 10-bit address to the internal RAM when performing indirect writes/reads to the EQRAM.
EQ_ADDR_HI: IC Addresses = Page-2: 60(0x3C), C Address = 0xA23C
EQ_ADDR_LO: IC Addresses = Page-2: 61(0x3D), C Address = 0xA23D
Bit
Bit Name
Default
Settings
User
Type
Value
Description / Comments
[9:0]
EQ_ADDR
0000000000b
RW
10-bit Address
EQRAM is mapped on address space 0 to 51.
[15:10]
RESERVED
000000b
RW
RESERVED
2.13.20 AUDIO CLASS_D
– EQCONTROL HI & LO Register
This 16-bit register provides the write/read enable when doing indirect writes/reads to the EQRAM.
IC Address = Page-2: 62(0x3E), C Address = 0xA23E
IC Address = Page-2: 63(0x3F), C Address = 0xA23F
Bit
Bit Name
Default
Settings
User
Type
Value
Description / Comments
[13:0]
RESERVED
00000000000
00b
RW
RESERVED
14
eqram_rd
0b
RW1C
0 = Dont Read
1 = Read
Read from EQRAM, cleared by HW when done
15
eqram_wr
0b
RW1C
0 = Dont Write
1 = Write
Write to EQRAM, cleared by HW when done
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