参数资料
型号: 20H04
厂商: SMSC Corporation
英文描述: 4-PORT USB2.0 HUB CONTROLLER
中文描述: 4端口USB2.0集线器控制器
文件页数: 17/38页
文件大小: 919K
代理商: 20H04
4-Port USB2.0 Controller
Datasheet
SMSC USB20H04
Page 17
Revision 1.63 (10-14-04)
DATASHEET
PARAMETER
I, IPD, IPU Input Buffer
Low Input Level
High Input Level
Low Input Leakage
High Input Leakage
ICLK Input Buffer
Low Input Level
High Input Level
Hysteresis
SYMBOL
V
ILI
V
IHI
I
IL
I
IH
V
ILCK
V
IHCK
V
HYSC
COMMENTS
TTL Levels
TTL Levels
V
IN
= 0
V
IN
= V
DD3.3
TTL Levels
TTL Levels
MIN
2.0
-10
-10
2.0
50
TYP
MAX
0.8
+10
+10
0.8
100
UNITS
V
V
uA
uA
V
V
mV
O8 and IO8 Buffer
Low Output Level
High Output Level
Output Leakage
V
OL
V
OH
I
OL
I
OL
= 8 mA @ V
DD3.3
= 3.3V
I
OH
= -4mA @ V
DD3.3
= 3.3V
V
IN
= 0 to V
DD3.3
(Note 6.1)
I
OL
= 8 mA @ V
DD3.3
= 3.3V
V
IN
= 0 to V
DD3.3
(Note 6.1)
I
OL
= 12 mA @ V
DD3.3
= 3.3V
V
IN
= 0 to V
DD3.3
(Note 6.1)
2.4
-10
0.8
+10
V
V
uA
OD8 and IOD8 Buffer
Low Output Level
Output Leakage
V
OL
I
OL
-10
0.8
+10
V
uA
IOSD12 Buffer
Low Output Level
Output Leakage
Hysteresis
V
OL
I
OL
V
HYSI
-10
250
300
0.8
+10
350
V
uA
mV
Note 6.1 -
Output Leakage is measured with the current pins in high impedance.
Table 6.3 - Pin Capacitance
PARAMETER
Clock Input Capacitance
Input Capacitance
Output Capacitance
SYMBOL
C
CLKIN
C
IN
C
OUT
CONDITIONS
MIN
TYP
MAX UNITS
12
8
12
pF
pF
pF
All pins – except DPx/DMx pins
All pins – except DPx/DMx pins
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