參數(shù)資料
型號： 20H04
廠商： SMSC Corporation
英文描述： 4-PORT USB2.0 HUB CONTROLLER
中文描述： 4端口USB2.0集線器控制器
文件頁數(shù)： 16/38頁
文件大?。?/td> 919K
代理商： 20H04
4-Port USB2.0 Hub Controller
Datasheet
Revision 1.63 (10-14-04)
Page 16
SMSC USB20H04
DATASHEET
Chapter 6
Electrical Characteristics
Table 6.1 - Electrical Characteristics: Supply Pins
(V
DD1.8
=1.74 to 2.0V; V
DD3.3
=3.0 to 3.6V; V
SS
= 0V; T
A
= 0
o
C to +70
o
C; unless otherwise specified.)
PARAMETER
Suspend State
SYMBOL
I
CC1.8SUS
I
CC3.3SUS
I
CC1.8FS1
I
CC3.3FS1
I
CC1.8HS1
I
CC3.3HS1
I
CC1.8FS2
I
CC3.3FS2
I
CC1.8HS2
I
CC3.3HS2
I
CC1.8FS3
I
CC3.3FS3
I
CC1.8HS3
I
CC3.3HS3
I
CC1.8FS4
I
CC3.3FS4
I
CC1.8HS4
I
CC3.3HS4
I
CC1.8UNC
I
CC3.3UNC
I
CC1.8CON
I
CC3.3CON
CONDITIONS
Suspended
Suspended
1 downstream port active
MIN
TYP
100
200
100
55
100
75
100
55
100
95
100
55
105
115
100
55
105
135
70
10
70
10
MAX UNITS
uA
uA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
1 Port
Low-Speed/Full-Speed
1 Port
High-Speed
2 Ports
Low-Speed/Full-Speed
2 Ports
High-Speed
3 Ports
Low-Speed/Full-Speed
3 Ports
High-Speed
4 Ports
Low-Speed/Full-Speed
4 Ports
High-Speed
Unconfigured
1 downstream port active
2 downstream ports active
2 downstream ports active
3 downstream ports active
3 downstream ports active
4 downstream ports active
4 downstream ports active
Prior to enumeration
Enumerated State
Upstream port active
Full-Speed/Hi-Speed
Table 6.2 - DC Electrical Characteristics: Digital Pins
(VDD1.8 =1.74 to 2.0V; VDD3.3 =3.0 to 3.6V; VSS = 0V; TA = 0
o
C to +70
o
C; unless otherwise specified.)
PARAMETER
SYMBOL
COMMENTS
MIN
TYP
MAX
UNITS
Refer to Section 4.1 for relationship between buffers and pin names.
V
ILI
V
IHI
V
HYSI
I
IL
I
IH
V
IN
= V
DD3.3
IS Input Buffer
Low Input Level
High Input Level
Hysteresis
Low Input Leakage
High Input Leakage
TTL Levels
TTL Levels
V
IN
= 0
2.0
250
-10
-10
300
0.8
350
+10
+10
V
V
mV
uA
uA
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