參數(shù)資料
型號(hào): UDA1384H
廠商: NXP SEMICONDUCTORS
元件分類: 消費(fèi)家電
英文描述: Multichannel audio coder-decoder
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP44
封裝: 10 X 10 MM, 1.75 MM HEIGHT, PLASTIC, SOT-307-2, QFP-44
文件頁(yè)數(shù): 37/55頁(yè)
文件大?。?/td> 276K
代理商: UDA1384H
9397 750 14366
Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Product data sheet
Rev. 02 — 17 January 2005
37 of 55
Philips Semiconductors
UDA1384
Multichannel audio coder-decoder
All the DAC features which are written in register 11h are copied into the even channel
registers, except the bits ICS[1:0] and DE[2:0].
11.11 Audio ADC 1 and ADC 2 input amplifier gain settings
Table 51:
DAC mixing channel 2, 4 and 6 registers (address 19h, 1Bh and 1Dh) bit
allocation
15
14
13
12
-
-
-
-
0
0
0
0
read and write
7
6
5
4
VC7
VC6
VC5
VC4
0
0
0
0
read and write
Bit
Symbol
Reset
Access
Bit
Symbol
Reset
Access
11
-
0
10
PD
0
9
8
MT
0
QM
0
3
2
1
0
VC3
0
VC2
0
VC1
0
VC0
0
Table 52:
Bit
Symbol
Reset
Access
Bit
Symbol
Reset
Access
Audio ADC input amplifier gain register (address 20h) bit allocation
15
14
13
-
-
-
0
0
0
read and write
7
6
5
-
-
-
0
0
0
read and write
12
-
0
11
IB3
0
10
IB2
0
9
8
IB1
0
IB0
0
4
-
0
3
2
1
0
IA3
0
IA2
0
IA1
0
IA0
0
Table 53:
Bit
15 to 12
11 to 8
Description of audio ADC input amplifier gain register bits
Symbol
Description
-
default 0000
IB[3:0]
Audio ADC 2 input amplifier gain.
A 4-bit value to program the input
amplifier gain in steps of 3 dB (9 settings). Default 0000. See
Table 54
.
-
default 0000
IA[3:0]
Audio ADC 1 input amplifier gain.
A 4-bit value to program the input
amplifier gain in steps of 3 dB (9 settings). Default 0000. See
Table 54
.
7 to 4
3 to 0
Table 54:
Audio ADC input amplifier gain bits
IA2
IB2
0
0
0
0
1
1
IA3
IB3
0
0
0
0
0
0
IA1
IB1
0
0
1
1
0
0
IA0
IB0
0
1
0
1
0
1
Gain (dB)
0 (default)
+3
+6
+9
+12
+15
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