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PDF CM320 Data sheet ( Hoja de datos )
| Número de pieza | CM320 | |
| Descripción | USB2.0 Card Reader Controller | |
| Fabricantes | C-Media Electronics | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de CM320 (archivo pdf) en la parte inferior de esta página. Total 21 Páginas | ||
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CM320
Updateable USB2.0 Card Reader Controller
CM320
Updateable USB2.0 Card Reader Controller
- More Features, More Flexibility, Lowest BOM Cost
Datasheet
Version 1.0
C-MEDIA ELECTRONICS INC.
TEL: 886-2-8773-1100 FAX: 886-2-8773-2211
6F, 100, Sec. 4, Civil Boulevard, Taipei, Taiwan 106, R.O.C.
For detailed product information, please contact [email protected]
Date: 5/3/2006
Version: 1.0
DataSheet4 U .com
1 page  
www.DataSheet4U.com
CM320
Updateable USB2.0 Card Reader Controller
Smart Button Design
To provide end-user friendly operation interface, just press one button, many things, ex copy file, print file,
encrypt/decrypt file,…etc. could be done without the hassle. Middleware program could be provided to configure
the button functions in the future.
Application
Internal Type Card Reader
◆For Desktop PC
◆For Notebook PC
◆For Barebone
◆For PC DIY market card reader
External Type Card Reader
◆ Single Slot Design
◆ Two Slot Design
◆ Multi Slot Design
Niche Market Card Reader
◆ DMA (Digital Media Adapter) or media server
◆ Card reader + Hub
◆ Card reader + VOIP Phone
◆ Others
Date: 5/3/2006
DataSheet4 U .com
-5-
Version: 1.0
5 Page 
www.DataSheet4U.com
CM320
Updateable USB2.0 Card Reader Controller
31 CFCD
I ST CF Card detect pin, low active
32
GND
PWR
Digital Ground pin
33 VCC3V PWR
Digital power. Connected to 3.3 V
34 SDPWR O
SD Card power MOS
35 NC
Not Connected Pin
36 NC
Not Connected Pin
I Analog input. Crystal oscillator
37 XSCI
input 12M
O Analog output. Crystal oscillator
38 XSCO
output 12M
PWR
Analog power pin. Connected to
39 VCCHST
3.3V power
40 GND_U20 PWR
Analog ground
I Analog input.
Connects external reference
resistor (12.1k +- 1%) to
41 RREF
Analog GND
IO Bidirection pin, USB 2.0 data in
42 DM
data negative pin terminal
IO Bidirection pin, USB 2.0 data in
43 DP
data positive pin terminal
PWR
PHY power in for analog.
44 VCCA
Connected to 3.3V
45 GNDA PWR
Analog Ground pin
46
GND
PWR
Digital Ground pin
47 VCC5V(I)
I
5V input of 5-> 3.3V regulator
48 VCC3V(O) O
3V output of 5-> 3.3V regulator
49 N.C.
50 VCC2.5V(O) O
2.5V output of 3.3->2.5V regulator
51 GND(O) PWR
Digital Ground pin
52 GND(O) PWR
Digital Ground pin
53 CFD[3] IO SR, ST
CF card data bus
54 CFD[11] IO SR, ST
CF card data bus
55 CFD[4] IO SR, ST
CF card data bus
56 CFD[12] IO SR, ST
CF card data bus
Date: 5/3/2006
- 11 -
Version: 1.0
DataSheet4 U .com
11 Page | ||
| Páginas | Total 21 Páginas | |
| PDF Descargar | [ Datasheet CM320.PDF ] | |
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