数据搜索系统，热门电子元器件搜索
  Chinese  ▼
ALLDATASHEETCN.COM

X  

预览 PDF HTML

WM8944BECS/R 数据表(PDF) 10 Page - Cirrus Logic

部件名 WM8944BECS/R
功能描述  Mono Low-Power CODEC with Video Buffer
PDF  165 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  CIRRUS [Cirrus Logic]
网页  http://www.cirrus.com
标志 CIRRUS - Cirrus Logic

WM8944BECS/R 数据表(HTML) 10 Page - Cirrus Logic

Back Button WM8944BECS/R Datasheet HTML 6Page - Cirrus Logic WM8944BECS/R Datasheet HTML 7Page - Cirrus Logic WM8944BECS/R Datasheet HTML 8Page - Cirrus Logic WM8944BECS/R Datasheet HTML 9Page - Cirrus Logic WM8944BECS/R Datasheet HTML 10Page - Cirrus Logic WM8944BECS/R Datasheet HTML 11Page - Cirrus Logic WM8944BECS/R Datasheet HTML 12Page - Cirrus Logic WM8944BECS/R Datasheet HTML 13Page - Cirrus Logic WM8944BECS/R Datasheet HTML 14Page - Cirrus Logic Next Button
Zoom Inzoom in Zoom Outzoom out
 10 / 165 page
background image
WM8944B
10
Rev 4.3
ELECTRICAL CHARACTERISTICS
Test Conditions
DCVDD = 1.8V, DBVDD = LDOVDD = SPKVDD = 3.3V, LDOVOUT = 3.0V, GND = 0V,
TA = +25
oC, 1kHz signal, fs = 48kHz, PGA gain = 0dB, 24-bit audio data unless otherwise stated.
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Analogue Inputs (IN1, AUX)
Maximum input signal
level (changes in
proportion to
LDOVOUT)
Single-ended input
INPGA_VOL = 0dB
1.0
0
Vrms
dBV
Pseudo-differential input
INPGA_VOL = 0dB
0.7
-3.1
Vrms
dBV
Input resistance
(IN1/DMICDAT)
Input PGA path (+35.25dB)
4.5
k
Input PGA path (0dB)
105
Input PGA path (-12dB)
160
Output mixer path (0dB)
15
Output mixer path (-6dB)
30
Direct speaker (0dB)
10
Direct speaker (-6dB)
20
Input resistance
(AUX)
Input PGA path (All gain
settings)
96
k
Input capacitance
10
pF
Analogue Inputs Programmable Gain Amplifier (PGA)
Minimum
programmable gain
-12
dB
Maximum
programmable gain
35.25
dB
Gain step size
Guaranteed monotonic
0.75
dB
Mute attenuation
92
dB
Common Mode
Rejection Ratio
1kHz input
110
dB
Speaker Output Programmable Gain Amplifier (PGA)
Minimum
programmable gain
-57
dB
Maximum
programmable gain
6
dB
Gain step size
Guaranteed monotonic
1
dB
Mute attenuation
71
dB
ADC Input Path Performance (Input PGA to ADC)
SNR (A-weighted)
84
94
dB
THD
-1dBFS input
-83
-72
dB
THD+N
-1dBFS input
-77
-70
dB
PSRR (with respect to
LDOVDD)
217Hz, 100mV pk-pk
77
dB
1kHz, 100mV pk-pk
90



Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100  ...More


数据表 下载

Go To PDF Page


链接网址



ALLDATASHEET是否为您带来帮助?  [ DONATE ] 

关于 Alldatasheet   |   广告服务   |   联系我们   |   隐私政策   |   数据表链接    |   链接交换   |   制造商名单
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com