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參數(shù)資料
| 型號： | UHC124 |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | High Performance Four-Port Embedded USB Host Controller |
| 中文描述： | 高性能四端口嵌入式USB主機控制器 |
| 文件頁數(shù)： | 4/6頁 |
| 文件大?。?/td> | 178K |
| 代理商： | UHC124 |
TransDimension
UHC124
Product Brief
TransDimension Inc. — Proprietary
4
Pin Description
The UHC124 is delivered in a 64-pin LQFP package:
Pin#
Pin
Name
V
DD
A
0
A
1
A
2
A
3
A
4
A
5
A
6
A
7
A
8
A
9
A
10
A
11
Pin
Type
Power
In
In
In
In
In
In
In
In
In
In
In
In
Pin Description
1
2
3
4
5
6
7
8
9
10
11
12
13
3.3V Power Supply. All four VDD pins must be connected.
Address bus: bit 0 (least significant bit).
Address bus: bit 1.
Address bus: bit 2.
Address bus: bit 3.
Address bus: bit 4.
Address bus: bit 5.
Address bus: bit 6.
Address bus: bit 7.
Address bus: bit 8.
Address bus: bit 9.
Address bus: bit 10.
Address bus: bit 11.
Memory Access Mode.
MODE = 1: Non-multiplexed memory access.
MODE = 0: Multiplexed memory access with auto-incremented address.
Chip Select: active low.
Ground. All four pins must be connected.
Oscillator Input: input to the inverting oscillator amplifier.
Oscillator Output: output of the inverting oscillator amplifier.
PLL Filter: connecting to a passive RC network.
3.3V Power Supply. All four pins must be connected.
Test Signal I/O: used only for factory testing; working in output mode during
normal operation.
Test Signal I/O: used only for factory testing; working in output mode during
normal operation.
Test Signal I/O: used only for factory testing; working in output mode during
normal operation.
Test Signal I/O: used only for factory testing; working in output mode during
normal operation.
Over Current condition input for Port 1; active low.
Over Current condition input for Port 2; active low.
Over Current condition input for Port 3; active low.
Over Current condition input for Port 4; active low.
Power On Switch for Port 1; active low.
Power On Switch for Port 2; avtive low.
Power On Switch for Port 3; activel low.
14
MODE
In
15
16
17
18
19
20
/CS
V
SS
OSC
1
OSC
2
LPF
V
DD
In
Ground
In
Out
Passive
Power
21
TEST
0
Bidir
22
TEST
1
Bidir
23
TEST
2
Bidir
24
TEST
3
Bidir
25
26
27
28
29
30
31
/OC
1
/OC
2
/OC
3
/OC
4
/PO
1
/PO
2
/PO
3
/PO
4
V
DD
DP
1
DM
1
In
In
In
In
Out
Out
Out
32
Out
Power On Switch for Port 4; activel low.
33
34
35
Power
Bidir
Bidir
3.3V Power Supply. All four pins must be connected.
Port 1 Differential Data (+) for USB I/O.
Port 1 Differential Data (-) for USB I/O.
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