ISL54208EVAL1Z Intersil, ISL54208EVAL1Z Datasheet - Page 4

• Manufacturer Part Number: ISL54208EVAL1Z
• Description: EVALUATION BOARD FOR ISL54208
• Manufacturer: Intersil

Specifications of ISL54208EVAL1Z

• Main Purpose: Interface, Analog & Digital Switch
• Embedded: No
• Utilized Ic / Part: ISL54208
• Primary Attributes: 2 x SPDT Audio, USB & Video Switch
• Secondary Attributes: 1.8 V ~ 5.5 V Supply
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Using The Board (
Lab Equipment
The equipment, external supplies and signal sources
needed to operate the board are listed as follows:
Initial Board Setup Procedure
1. +3V to 5V DC Power Supply
2. Audio/Video Media Player with USB connector (video
3. TV Monitor or Audio/Video Analyzer/Oscilloscope
4. Two standard USB cables
5. Computer with USB port
1. Attach the main evaluation board to the DC power supply
2. Connect the media player’s composite video source to
3. Connect the USB port of the media player to the USB “A”
MP3, digital camera, camcorder) or Audio/Video
Generator
at J2 (V
negative terminal at J1. The supply should be capable of
delivering 3V to 5V and 100µ
voltage to 3.3V.
the J13 RCA connector or the J14 BNC connector and
the mono audio source to the J15 RCA connector or J16
BNC connector. Set the media player to output either
NTSC or PAL composite video signal.
type receptacle, J12 (USB TO DEVICE).
COMPUTER
DD
TV MONITOR
) and J1 (GND). Positive terminal at J2 and
USB PORT
AV VIDEO
AV AUDIO
Refer to Figure
4
A of current
FIGURE 2. BASIC EVALUATION TEST SETUP BLOCK DIAGRAM
USB TO HOST
MONO AUDIO OUT
VIDEO OUT
. Set the supply
IN
2)
J5
J7
J4
J3
Application Note 1359
JP2
ISL54208 EVALUATION BOARD
J8
J6
VDD
JP4
+
DC POWER
SUPPLY
J2
+3.3V
GND
U1
JP3
Audio/Video Mode Operation
USB Mode Operation
C4
C3
JP1
J1
-
1. Connect the TV monitor AV video input at J5 (VIDEO
2. Set the TV to receive the video signal through its AV input
3. Connect J3 (IN) to J1 (GND) or leave floating if JP4 is
4. Turn the audio/video media player ON. You should hear
5. You can observe the audio/video signals at the output of
1. Turn OFF the audio/video from the media player.
2. Disconnect the TV monitor from J5 and J7 RCA or J6 and
3. Connect J3 (IN) to J2 (V
4. Connect a USB cable from host (PC computer) to the
5. You should now be able to send and receive data
OUT) and the AV audio input at J7 (MONO AUDIO OUT).
No USB cable should be connected at the J4 (USB TO
HOST) connector.
and set to the appropriate channel.
connected. Connect J11 (CTRL) to J2 (V
now be in Audio/Video mode (3Ω NC switches are ON).
and see the video on the TV screen.
the IC on an oscilloscope or audio/video analyzer by
using the J6 and J8 BNC connectors or appropriate test
points.
J8 BNC connectors.
connected to pins 1 and 2.
USB “B” type receptacle, J4 (USB TO HOST). You will
now be in USB mode (5Ω NO switches are ON).
between the host and USB device.
J10
J16
J14
J9
MONO AUDIO IN
CTRL
J11
VIDEO IN
J2
J13
J15
DEVICE
USB
TO
COMPOSITE VIDEO
DD
MONO AUDIO
USB PORT
) or leave floating if JP3 is
VIDEO MP3 PLAYER
VIDEO
DRIVER
DD
). You will
AUDIO
DRIVER
June 23, 2008
AN1359.0