ISL54211EVAL1Z Intersil, ISL54211EVAL1Z Datasheet - Page 4

• Manufacturer Part Number: ISL54211EVAL1Z
• Description: EVAL BOARD 1 FOR ISL54211
• Manufacturer: Intersil

Specifications of ISL54211EVAL1Z

• 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 below:
Initial Board Setup Procedure
1. +3V to 5V DC Power Supply
2. Stereo Audio Source (MP3/Radio/CD Player) or Audio
3. Headphone Set or Audio Analyzer/Oscilloscope
4. Two standard High-speed USB cables
5. Computer with USB port
6. USB device (i.e. USB memory stick, MP3 Player with
1. Attach the main evaluation board to a DC power supply
2. Connect the stereo audio source left channel to J3 RCA
3. Connect the USB device to the USB “B” type receptacle,
Generator
USB port, etc.)
at J10 (VDD) and J11 (GND). Positive terminal at J10 and
negative terminal at J11. The supply should be capable of
delivering 3V to 5V and 100
voltage to 3.3V.
connector or J5 BNC connector and right channel to J4
RCA connector or J6 BNC connector.
J2 (USB TO DEVICE).
COMPUTER
USB PORT
Refer to Figure 2
4
µA
FIGURE 2. BASIC EVALUATION TEST SETUP BLOCK DIAGRAM
of current. Set the supply
USB TO HOST
HEADPHONE
JACK
COM - COM +
J8
)
J1
J7
JP4
IN
Application Note 1408
ISL54211EVAL1Z EVALUATION BOARD
JP2
J13
J9
VDD
DC POWER
+
3
SUPPLY
JP3
+3.3V
2
J10
GND
1
U1
-
Audio Mode Operation
USB Mode Operation
JP1
J11
1. Install headphone in the headphone jack, J7. No USB
2. Logic Control: Put CTRL = Logic “1” and IN = Logic “0”.
3. Turn the audio source ON. You should hear the music in
4. You can observe the audio signals at the output of the IC
1. Turn OFF audio stereo source.
2. Remove headphone from J7 Headphone Jack.
3. Logic Control: Put CTRL = Logic “X” and IN = Logic “1”.
4. Connect USB cable from computer USB port to the USB
5. You will now be able to send and receive data between
cable should be connected at the J1 (USB TO HOST)
connector.
You will now be in Audio mode (2.4Ω audio switches are
ON).
the headphones.
on an oscilloscope or audio analyzer by using the J8 and
J9 BNC connectors. Connect to J8 for Left audio and J9
for right audio.
You will now be in USB mode (5.4Ω USB switches are
ON).
“A” type receptacle, J1 (USB TO HOST) on the evaluation
board. The computer should indicate that it is connected
to the USB device connected at the J2 connector.
the computer and USB device.
J6
J5
J14
J15
CONTROL
AUDIO RIGHT
AUDIO LEFT
LOGIC
CTRL
J12
J2
J3
J4
DEVICE
USB
TO
L
R
USB DEVICE
AUDIO
SOURCE
USB PORT
February 13, 2009
AN1408.0