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PDF UDA1431T Data sheet ( Hoja de datos )
| Número de pieza | UDA1431T | |
| Descripción | low-cost stereo current DAC | |
| Fabricantes | NXP Semiconductors | |
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UDA1431T
16-bit, 48 kHz, low-cost stereo current DAC
Rev. 02 — 20 February 2006
Product data sheet
1. General description
The UDA1431T is a 16-bit, 48 kHz, single-chip stereo DAC employing bitstream
conversion techniques.
The UDA1431T supports the I2S-bus data format with word lengths of up to 24 bits,
MSB justified and can be operated with a 256fs master clock mode.
The audio outputs meet the IEC 61938 specification.
2. Features
s Low power consumption
s Analog power supply voltage from 10.8 V to 13.2 V
s Digital power supply voltage from 3.1 V to 3.5 V
s Master clock frequencies of 256fs
s Supports sampling frequencies up to 48 kHz
s Integrated digital filter
s No analog post filtering required for DAC
s Slave mode only applications
s I2S-bus input interface: 16-bit, 18-bit, 20-bit and 24-bit format compatible
s CMOS levels compatible digital inputs and outputs
s Very easy application
s Advanced audio configuration:
x Stereo line output
x High linearity, wide dynamic range and low distortion
s Small package size (SO14)
3. Applications
s PC audio applications
s Car radio applications
s DVD players
s Digital set-top boxes
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WS LEFT CHANNEL
BCLK
SDI
MSBL B2L B3L
RIGHT CHANNEL
B14L B15L LSBL
I2S-BUS FORMAT
MSBR B2R B3R
B14R B15R LSBR
WS LEFT CHANNEL
BCLK
SDI LSBR MSBL B2L B3L
RIGHT CHANNEL
B14L B15L LSBL MSBR B2R
I2S-BUS FORMAT IN 16-BIT MODE
B3R
B14R B15R LSBR MSBL
MSBL
001aac967
Fig 3. I2S-bus data formats
5 Page 
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Philips Semiconductors
15. Package outline
UDA1431T
16-bit, 48 kHz, low-cost stereo current DAC
SO14: plastic small outline package; 14 leads; body width 3.9 mm
SOT108-1
y
Z
14
D
pin 1 index
1
e
EA
X
c
HE
vM A
8
A2
A1
7
bp
wM
Q
(A3)
A
Lp
L
detail X
θ
0 2.5 5 mm
scale
DIMENSIONS (inch dimensions are derived from the original mm dimensions)
A
UNIT max. A1 A2 A3 bp
c D(1) E(1) e
HE
L
Lp
Q
mm
1.75
0.25
0.10
1.45
1.25
0.25
0.49
0.36
0.25
0.19
8.75
8.55
4.0
3.8
1.27
6.2
5.8
1.05
1.0
0.4
0.7
0.6
inches
0.069
0.010
0.004
0.057
0.049
0.01
0.019 0.0100 0.35
0.014 0.0075 0.34
0.16
0.15
0.05
0.244
0.228
0.041
0.039
0.016
0.028
0.024
v
0.25
0.01
w y Z (1)
0.25 0.1
0.7
0.3
0.01
0.004
0.028
0.012
θ
8o
0o
Note
1. Plastic or metal protrusions of 0.15 mm (0.006 inch) maximum per side are not included.
OUTLINE
VERSION
SOT108-1
IEC
076E06
REFERENCES
JEDEC
JEITA
MS-012
EUROPEAN
PROJECTION
ISSUE DATE
99-12-27
03-02-19
Fig 7. Package outline SOT108-1 (SO14)
UDA1431T_2
Product data sheet
Rev. 02 — 20 February 2006
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
11 of 17
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| Páginas | Total 17 Páginas | |
| PDF Descargar | [ Datasheet UDA1431T.PDF ] | |
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