AK4524VF Asahi Kasei Microsystems, AK4524VF Datasheet - Page 18

• Manufacturer Part Number: AK4524VF
• Description: 24BIT 96KHZ AUDIO CODEC
• Manufacturer: Asahi Kasei Microsystems

ASAHI KASEI
n Relationship between Clock Operation and Power-Down
XTALE pin controls the clock outputs. The operation in slave mode is shown Table 8. Table 9 shows the master mode
operation. When a crystal oscillator is used, XTALE pin is set to “H”. XTALE pin should be “L” at external clock mode.
M0050-E-01
XTAL mode
EXT Clock mode
XTAL mode
EXT Clock mode
Master Mode
Slave Mode
Normal operation
Normal operation
Inhibit
XTI = MCLK in
XTO = L
CLKO = L
LRCK = Input
BICK = Input
Inhibit
XTI = MCLK in
XTO = L
CLKO = L
LRCK = Output
BICK = Output
Table 9. Clock operation at master mode (M/ S = H)
PD =H
PD =H
Table 8. Clock operation at slave mode (M/ S = L)
XTALE=L
XTALE=L
Inhibit
Shut off
XTI = MCLK in
XTO = L
CLKO = L
LRCK = Input
BICK = Input
Inhibit
Shut off
XTI = MCLK in
XTO = L
CLKO = L
LRCK = H
BICK = L
PD =L
PD =L
- 18 -
Normal operation
XTAL = Oscillation
CLKO = Output
LRCK = Input
BICK = Input
Inhibit
Normal operation
XTAL = Oscillation
CLKO = Output
LRCK = Output
BICK = Output
Inhibit
PD =H
PD =H
XTALE=H
XTALE=H
Power down
XTAL = Oscillation
CLKO = Output
LRCK = Input
BICK = Input
Inhibit
Power down
XTAL = Oscillation
CLKO = Output
LRCK = H
BICK = L
Inhibit
PD =L
PD =L
[AK4524]
1999/5