UDA1384H/N1,557 NXP Semiconductors, UDA1384H/N1,557 Datasheet - Page 37

• Manufacturer Part Number: UDA1384H/N1,557
• Description: IC AUDIO CODEC 44-QFP
• Manufacturer: NXP Semiconductors
• Type: Audio Codecr

Specifications of UDA1384H/N1,557

• Data Interface: I²C, Serial
• Resolution (bits): 24 b
• Number Of Adcs / Dacs: 5 / 6
• Sigma Delta: No
• S/n Ratio, Adcs / Dacs (db) Typ: 98 / 110 (Differential), 98 / 110 (Single-Ended)
• Voltage - Supply, Analog: 2.7 V ~ 3.6 V
• Voltage - Supply, Digital: 2.7 V ~ 3.6 V
• Operating Temperature: -20°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 44-MQFP, 44-PQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 568-3450; 935274756557; UDA1384H

Philips Semiconductors
9397 750 14366
Product data sheet
11.11 Audio ADC 1 and ADC 2 input amplifier gain settings
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].
Table 51:
Table 52:
Table 53:
Table 54:
Bit
15 to 12
11 to 8
7 to 4
3 to 0
Bit
Symbol
Reset
Access
Bit
Symbol
Reset
Access
Bit
Symbol
Reset
Access
Bit
Symbol
Reset
Access
IA3
IB3
0
0
0
0
0
0
Symbol
-
IB[3:0]
-
IA[3:0]
DAC mixing channel 2, 4 and 6 registers (address 19h, 1Bh and 1Dh) bit
allocation
Audio ADC input amplifier gain register (address 20h) bit allocation
Description of audio ADC input amplifier gain register bits
Audio ADC input amplifier gain bits
VC7
15
15
0
7
0
0
7
0
-
-
-
IA2
IB2
0
0
0
0
1
1
Rev. 02 — 17 January 2005
VC6
14
14
0
6
0
0
6
0
-
-
-
Description
default 0000
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
default 0000
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
IA1
IB1
VC5
0
0
1
1
0
0
13
13
0
5
0
0
5
0
-
-
-
VC4
read and write
read and write
read and write
read and write
12
12
0
4
0
0
4
0
-
-
-
IA0
IB0
0
1
0
1
0
1
Multichannel audio coder-decoder
VC3
IB3
IA3
11
11
0
3
0
0
3
0
-
Gain (dB)
0 (default)
+3
+6
+9
+12
+15
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
VC2
IB2
IA2
PD
10
10
0
2
0
0
2
0
UDA1384
VC1
MT
IB1
IA1
9
0
1
0
9
0
1
0
Table
Table
VC0
37 of 55
QM
IB0
IA0
8
0
0
0
8
0
0
0
54.
54.