参数资料
| 型号： | NCN2500MNR2 |
| 厂商： | ON Semiconductor |
| 文件页数： | 13/14页 |
| 文件大小： | 0K |
| 描述： | IC TXRX 1CHAN USB 16-QFN |
| 产品变化通告： | Discontinuation 30/Jun/2006 |
| 标准包装： | 3,000 |
| 类型： | 收发器 |
| 驱动器/接收器数： | 1/1 |
| 规程： | USB 2.0 |
| 电源电压： | 1.5 V ~ 3.6 V |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 16-VFQFN 裸露焊盘 |
| 供应商设备封装： | 16-QFN（3x3） |
| 包装： | 带卷 (TR) |
NCN2500
http://onsemi.com
8
Table 1. Internal RPU1 and RPU2 Pullup Resistors Control
EN_RPU
DSPD
S1
S2
S3
Data Line
USB
Note
0
X
Internal RPU Deactivated,
S1 and S3 are Forced OPEN
1
Open
X
Open
Vbus Off
X
Internal RPU disabled
1
Close
Open
Idle
Full Speed
Internal RPU Activated
1
Closed
Open
Receiving
Full Speed
Internal RPU Activated
1
0
Open
X
Open
Vbus Off
X
Internal RPU disabled
1
0
Open
Close
Idle
Low Speed
Internal RPU Activated
1
0
Open
Close
Receiving
Low Speed
Internal RPU Activated
Table 2. Transmit Mode Interface Control (OE = 0
" Transmit Mode)
SPND
Vp
Vm
D+
D
RCV
STATE
0
X
SE0
0
1
0
1
0
Low
0
1
0
1
0
1
High
0
1
X
Undefined
1
0
Suspend
1
0
1
0
1
0
Suspend
1
0
1
0
Suspend
1
0
Suspend
Table 3. Receive Mode Interface Control (OE = 1
" Receive Mode)
SPND
D+
D
Vp
Vm
RCV
STATE
0
X
SE0
0
1
0
1
0
Low
0
1
0
1
0
1
High
0
1
X
Undefined
1
0
Suspend
1
0
1
0
1
0
Suspend
1
0
1
0
Suspend
1
0
Suspend
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