AKD4687-A Datasheet, PDF (7/52 Pages) Asahi Kasei Microsystems – Evaluation board Rev.2 for AK4687

[AKD4687-A]
„ Other jumper pins set up
1. JP1 (GND)
OPEN
SHORT
: Analog ground and digital ground are separated.
: Analog ground and digital ground are shorted. <Default>
2. JP1 (SCL/AIN0)
SCL
: Control data clock on the I2C mode.
AIN0
: Analog input selector control on the H/W control mode. < Default >
3. JP2 (SDA/AIN1)
SDA
: Control data on the I2C mode.
AIN1
: Analog input selector control on the H/W control mode. < Default >
4. JP9 (TX)
BNC
OPT
: Digital signals are output via the BNC connector. < Default >
: Digital signals are output via the optical connector.
5. JP10 (RX)
BNC
OPT
: Digital signals are output via the BNC connector. < Default >
: Digital signals are output via the optical connector.
„ The function of the toggle SW
[SW1] (4687 PDN1) : Power down control of AK4687’s ADC. Keep “H” during normal operation.
AK4687 should be reset once bringing SW1 “L” upon power-up.
[SW2] (4687 PDN2) : Power down control of AK4687’s DAC. Keep “H” during normal operation.
AK4687 should be reset once bringing SW1 “L” upon power-up.
[SW3] (DIT PDN) : Power down control of U5 (AK4118A). Keep “H” during normal operation.
Keep “L” when AK4118A is not used.
[SW5] (DIR PDN) : Power down control of U6 (AK4118A). Keep “H” during normal operation.
Keep “L” when AK4118A is not used.
<KM104603>
-7-
2011/06