參數(shù)資料
型號: UDA1344
廠商: NXP Semiconductors N.V.
元件分類: Codec
英文描述: Low-voltage low-power stereo audio CODEC with DSP features
中文描述: 低電壓低功耗立體聲音頻編解碼器與數(shù)字信號處理功能
文件頁數(shù): 19/28頁
文件大?。?/td> 126K
代理商: UDA1344
2000 Feb 04
19
Philips Semiconductors
Preliminary specification
Low-voltage low-power stereo audio
CODEC with DSP features
UDA1344TS
TIMING
V
DDD
= V
DDA
= V
DDO
= 2.7 to 3.6 V; T
amb
=
40 to +85
°
C; R
L
= 5 k
; all voltages referenced to ground; unless
otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
System clock input
(see Fig.7)
T
sys
system clock cycle time
f
sys
= 256f
s
f
sys
= 384f
s
f
sys
= 512f
s
f
sys
< 19.2 MHz
f
sys
19.2 MHz
f
sys
< 19.2 MHz
f
sys
19.2 MHz
78
52
39
0.30T
sys
0.40T
sys
0.30T
sys
0.40T
sys
88
59
44
262
174
132
0.70T
sys
ns
0.60T
sys
ns
0.70T
sys
ns
0.60T
sys
ns
ns
ns
ns
t
CWH
system clock HIGH time
t
CWL
system clock LOW time
Serial interface input/output data
(see Fig.8)
f
BCK
T
cy(BCK)
bit clock frequency
bit clock cycle time
64f
s
Hz
ns
T
cy(s)
= cycle time of
sample frequency
t
BCKH
t
BCKL
t
r
t
f
t
su(WS)
t
h(WS)
t
su(DATAI)
t
h(DATAI)
t
h(DATAO)
t
d(DATAO
BCK)
data output to bit clock delay
t
d(DATAO
WS)
data output to word select delay
bit clock HIGH time
bit clock LOW time
rise time
fall time
word select set-up time
word select hold time
data input set-up time
data input hold time
data output hold time
100
100
20
10
20
0
0
20
20
80
80
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
from BCK falling edge
from WS edge for
MSB-justified format
L3 interface input
(see Figs 4 and 5)
T
cy(CLK)L3
t
CLK(L3)H
t
CLK(L3)L
t
su(L3)A
t
h(L3)A
t
su(L3)D
L3CLOCK cycle time
L3CLOCK HIGH time
L3CLOCK LOW time
L3MODE set-up time for address mode
L3MODE hold time for address mode
L3MODE set-up time for data transfer
mode
L3MODE hold time for data transfer mode
L3MODE stop time
L3DATA set-up time in data transfer and
address mode
L3DATA hold time in data transfer and
address mode
500
250
250
190
190
190
ns
ns
ns
ns
ns
ns
t
h(L3)D
t
stp(L3)
t
su(L3)DA
190
190
190
ns
ns
ns
t
h(L3)DA
30
ns
T
64
-------------
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相關代理商/技術參數(shù)
參數(shù)描述
UDA1344TS 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Low-voltage low-power stereo audio CODEC with DSP features
UDA1344TS/N2 制造商:NXP Semiconductors 功能描述:IC CODEC AUDIO W/DSP 28-SSOP 制造商:NXP Semiconductors 功能描述:IC, CODEC, AUDIO, W/DSP, 28-SSOP
UDA1344TS/N2,512 功能描述:接口—CODEC AUDIO CODEC W/DSP RoHS:否 制造商:Texas Instruments 類型: 分辨率: 轉換速率:48 kSPs 接口類型:I2C ADC 數(shù)量:2 DAC 數(shù)量:4 工作電源電壓:1.8 V, 2.1 V, 2.3 V to 5.5 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:DSBGA-81 封裝:Reel
UDA1344TS/N2,518 功能描述:接口—CODEC AUDIO CODEC-LO VOLT RoHS:否 制造商:Texas Instruments 類型: 分辨率: 轉換速率:48 kSPs 接口類型:I2C ADC 數(shù)量:2 DAC 數(shù)量:4 工作電源電壓:1.8 V, 2.1 V, 2.3 V to 5.5 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:DSBGA-81 封裝:Reel
UDA1344TSDB 功能描述:接口—CODEC AUDIO CODEC W/DSP RoHS:否 制造商:Texas Instruments 類型: 分辨率: 轉換速率:48 kSPs 接口類型:I2C ADC 數(shù)量:2 DAC 數(shù)量:4 工作電源電壓:1.8 V, 2.1 V, 2.3 V to 5.5 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:DSBGA-81 封裝:Reel