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PCI4450 Datasheet(PDF) 29 Page - Texas Instruments

Part # PCI4450
Description  PC Card and OHCI Controller
PDF  197 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

PCI4450 Datasheet(HTML) 29 Page - Texas Instruments

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PCI4450 GFN/GJG
PC Card and OHCI Controller
SCPS046 – JANUARY 1999
29
POST OFFICE BOX 655303
• DALLAS, TEXAS 75265
A 43 k
W pulldown resistor should be tied to the CLOCK pin.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
5V
5V
DATA
CLOCK
LATCH
RESET
12V
AVPP
AVCC
AVCC
AVCC
GND
NC
RESET
3.3V
5V
NC
NC
NC
NC
NC
12V
BVPP
BVCC
BVCC
BVCC
NC
OC
3.3V
3.3V
NC – No internal connection
Figure 9. TPS2206 Terminal Assignments
3
VPP1
VPP2
VCC
PC Card A
TPS2206
VCC
VPP1
VPP2
VCC
PC Card B
VCC
AVPP
AVCC
AVCC
AVCC
BVPP
BVCC
BVCC
BVCC
12 V
5 V
3.3 V
RESET
Serial I/F
Power Supply
12 V
5 V
3.3 V
Supervisor
PCI4450
PC Card Interface (68 pins/socket)
Figure 10. TPS2206 Typical Application
zoomed video support
The zoomed video (ZV) port on the PCI4450 provides an internally buffered 16-bit ZV PC Card data path. This
internal routing is programmed through the multimedia control register. Figure 10 summarizes the zoomed
video subsystem implemented in the PCI4450, and details the bit functions found in the multimedia control
register.



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