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參數(shù)資料
| 型號： | FSA805UMX |
| 廠商： | Fairchild Semiconductor |
| 文件頁數(shù)： | 9/11頁 |
| 文件大小： | 0K |
| 描述： | IC AUDIO SWITCH USB 3:1 12UMLP |
| 標(biāo)準(zhǔn)包裝： | 1 |
| 類型： | 開關(guān) |
| 應(yīng)用： | 手機(jī)，PDA |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 12-UFQFN 裸露焊盤 |
| 供應(yīng)商設(shè)備封裝： | 12-UMLP（1.8x1.8） |
| 包裝： | 標(biāo)準(zhǔn)包裝 |
| 其它名稱： | FSA805UMXDKR |
2009 Fairchild Semiconductor Corporation
www.fairchildsemi.com
FSA805 Rev. 1.0.0
7
FSA805
—
USB2.0
High-Speed
(480Mbps),
UART,
a
nd
Audio
Switch
with
Negative
Signal
Capability
Switch Path AC Electrical Characteristics
(6)
All typical value are for VCC =3.8V at TA=25C unless otherwise specified.
Symbol
Parameter
Conditions
Typical
Unit
Figure
Q
Charge Injection
Audio Mode
1.0nF, VS=0V,
RS=0
4
pC
Figure 13
UART Mode
4
USB Mode
6
Xtalk
Active Channel Crosstalk
DP_CON to DM_CON
Audio Mode
f=20kHz, RT=32,
CL=0pF
-95
dB
Figure 12
UART Mode
f=1MHz, RT=50,
CL=0pF
-75
USB Mode
Active Channel Crosstalk
MIC
MIC on VBUS to
R_HOST, L_HOST
f=20kHz, RT=32,
CL=0pF
-105
MIC on DP_CON to
L_HOST (DM_CON)
OIRR
Off Isolation Rejection Ratio
Audio Path
L_HOST to DM_CON,
R_HOST to DP_CON
f=20kHz, RT=32,
CL=0pF
-100
dB
Figure 11
USB Path
DM_HOST to
DM_CON, DP_HOST
to DP_CON
f=1 MHz, RT=50,
CL=0pF
-80
UART Path
TxD_HOST to
DM_CON, RxD_HOST
to DP_CON
-85
THD+N Total Harmonic Distortion + Noise (Audio Path)
20Hz to 20kHz,
RL=16, Input
Signal Range 1.6VPP
0.037
%
Figure 16
20Hz to 20kHz,
RL=32, Input
Signal Range 1.6VPP
0.025
%
Figure 16
tJ
Total Jitter (USB Mode)
RL=50, CL=50pF,
tr=tf=500ps (10-90%)
at 480Mbps
(PRBS=2
15–1)
130
ps
BW
-3db Bandwidth (USB Mode DPHost/DMHost)
RL=50, CL=0pF
1150
MHz Figure 10
RL=50, CL=5pF
550
MHz Figure 10
Note:
6.
Guaranteed by characterization; not production tested.
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