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参数资料
| 型号： | FSA801UMX |
| 厂商： | Fairchild Semiconductor |
| 文件页数： | 10/12页 |
| 文件大小： | 0K |
| 描述： | IC SWITCH USB/UART/AUDIO 16UMLP |
| 标准包装： | 5,000 |
| 功能： | USB 开关 |
| 电路： | 3:1 |
| 导通状态电阻： | 9 欧姆（USB），3 欧姆（音频） |
| 电压电源： | 单电源 |
| 电压 - 电源，单路/双路(±)： | 2.7 V ~ 4.4 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 16-UFQFN |
| 供应商设备封装： | 16-UMLP（1.8x2.6） |
| 包装： | 带卷 (TR) |
2010 Fairchild Semiconductor Corporation
www.fairchildsemi.com
FSA801 Rev. 1.0.3
7
FSA801
—
USB2.0
High-Speed
(480Mbps),
UART,
a
nd
Audio
Switch
with
Negative
Signal
Capability
Switch Path AC Electrical Characteristics
(4)
All typical value are for VCC =3.8 V at 25°C unless otherwise specified.
Symbol
Parameter
VCC
(V)
Conditions
TA = -40 to +85°C
Unit
Figure
Min.
Typ.
Max.
Xtalk
Active Channel
Crosstalk
DP_CON to
DM_CON
Audio Mode
3.8
f=20 kHz, RT=32 ,
CL=0 pF
-95
dB
Figure 9
USB Mode
3.8
f=1 MHz, RT=50 ,
CL=0 pF
-78
f=240 MHz, RT=50 ,
CL=0 pF
-36
Active Channel
Crosstalk MIC
MIC on VBUS to
R_HOST, L_HOST
3.8
f=20 kHz, RT=32 ,
CL=0 pF
-93
MIC on DP_CON to
L_HOST
3.8
f=20 kHz, RT=32 ,
CL=0 pF
-105
OIRR
Off Isolation
Rejection Ratio
Audio Rejection
L_HOST to DM_CON,
R_HOST to DP_CON
3.8
f=20 kHz, RT=32 ,
CL=0 pF
-100
dB
Figure 8
MIC Rejection
MIC_HOST to
DP_CON
3.8
f=20 kHz, RT=50,
CL=0pF
-110
MIC Rejection
MIC_HOST to VBUS
3.8
f=20 kHz, RT=50 ,
CL=0 pF
-110
USB Rejection
DM_HOST to
DM_CON, DP_HOST
to DP_CON
3.8
f=1 MHz, RT=50 ,
CL=0 pF
-85
f=240 MHz, RT=50 ,
CL=0 pF
-35
PSRR
Power Supply Rejection Ratio
MIC on VBUS or MIC on DP_CON, to
VCC or GND
3.8
Power Supply Noise
300MvPP, f=217Hz
-110
dB
THD+N
Total Harmonic Distortion + Noise
(Audio Path)
3.8
20 Hz to 20 kHz,
RL=16 , Input Signal
Range 1.6 VPP
0.10
%
Figure 13
20 Hz to 20 kHz,
RL=32 , Input Signal
Range 1.6 VPP
0.07
%
Figure 13
tCDR
Charger Detection Reset Time: Minimum
time in Selected State to Reset Charger
Detection State Machine.
3.8
SEL[2:0]=’111’
30
μs
tCDL
Charger Detection Start Time: Minimum
Time in Selected State to Start Charger
Detection sequence
3.8
SEL[2:0]=’000’
30
μs
Note:
4.
Guaranteed by characterization, not production tested.
Capacitance
Symbol
Parameter
VCC (V)
Conditions
TA= -40 to +85°C
Unit
Figure
Typ.
Max.
CIN
Select Pins Capacitance
(5)
0
VBIAS=0.2 V
2.5
pF
Figure 11
COFF(D+, D-) D+, D- On Capacitance (HS USB Mode)
(5)
3.8
VBIAS=0.2 V, f=1 MHz
4.7
pF
Figure 11
CON(D+, D-) D+, D- On Capacitance (HS USB Mode)
(5)
3.8
VBIAS=0.2 V, f=1 MHz
7.6
pF
Figure 12
Note:
5.
Guaranteed by characterization, not production tested.
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