參數(shù)資料
型號: NCN2500MNR2G
廠商: ON Semiconductor
文件頁數(shù): 3/14頁
文件大?。?/td> 0K
描述: IC TXRX 1CHAN USB 16-QFN
產(chǎn)品變化通告: Discontinuation 30/Jun/2006
標(biāo)準(zhǔn)包裝: 3,000
類型: 收發(fā)器
驅(qū)動器/接收器數(shù): 1/1
規(guī)程: USB 2.0
電源電壓: 1.5 V ~ 3.6 V
安裝類型: 表面貼裝
封裝/外殼: 16-VFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 16-QFN(3x3)
包裝: 帶卷 (TR)
NCN2500
http://onsemi.com
11
TYPICAL APPLICATIONS
Figure 10. Fully Independent Power Supplies
Vcc
15
EN_RPU
16
EN_VObus
5
RCV
2
Vp
3
Vm
4
DSPD
1
OE
9
SPND
7
Vusb
14
Vreg
12
VObus
13
D
10
D+
11
GND
6
4.7
mF
C1
GND
Vcc
mC
GND
4.7
mF
C2
GND
C3
1
mF
GND
R2
33 R
R3
33 R
GND
4
3
2
1
USB
POR
T
NCN2500
In this application, the two internal pullup resistors (RPU1 and RPU2) are used to bias the USB line.
Consequently, the VObus voltage is deactivated (Pin 5 connected to Vcc).
U1
Figure 11. Peripheral are Powered by the Vreg Supply
Vcc
15
EN_RPU
16
EN_VObus
5
RCV
2
Vp
3
Vm
4
DSPD
1
OE
9
SPND
7
Vusb
14
Vreg
12
VObus
13
D
10
D+
11
GND
6
C2
4.7
mF
mC
GND
C3
1
mF
GND
R2
33 R
R3
33 R
GND
4
3
2
1
USB
POR
T
NCN2500
RS232
PORT
GND
U1
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