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ASAHI KASEI
[AK4384]
MS0176-E-00
2002/09
n
Ordering Guide
AK4384VT -40
∼
+85
°
C 16pin TSSOP (0.65mm pitch)
AKD4384 Evaluation Board for AK4384
n
Pin Layout
1
MCLK
LRCK
BICK
SMUTE/CSN
ACKS/CCLK
DIF0/CDTI
Top
View
2
3
4
5
6
7
8
DZFL
DZFR
VSS
VDD
VCOM
AOUTL
AOUTR
P/S
16
15
14
13
12
11
10
9
PDN
SDTI
PIN/FUNCTION
No.
Pin Name
I/O
Function
1
MCLK
I
Master Clock Input Pin
An external TTL clock should be input on this pin.
2
BICK
I
Audio Serial Data Clock Pin
3
SDTI
I
Audio Serial Data Input Pin
4
LRCK
I
L/R Clock Pin
5
PDN
I
Power-Down Mode Pin
When at “L”, the AK4384 is in the power-down mode and is held in reset. The
AK4384 should always be reset upon power-up.
SMUTE
I
Soft Mute Pin in parallel mode
“H”: Enable, “L”: Disable
6
CSN
I
Chip Select Pin in serial mode
ACKS
I
Auto Setting Mode Pin in parallel mode
“L”: Manual Setting Mode, “H”: Auto Setting Mode
7
CCLK
I
Control Data Clock Pin in serial mode
DIF0
I
Audio Data Interface Format Pin in parallel mode
8
CDTI
I
Control Data Input Pin in serial mode
9
P/S
I
Parallel/Serial Select Pin (Internal pull-up pin)
“L”: Serial control mode, “H”: Parallel control mode
10
AOUTR
O
Rch Analog Output Pin
11
AOUTL
O
Lch Analog Output Pin
12
VCOM
O
Common Voltage Pin, VDD/2
Normally connected to VSS with a 0.1
µ
F ceramic capacitor in parallel with a
10
µ
F electrolytic cap.
13
VSS
-
Ground Pin
14
VDD
-
Power Supply Pin
15
DZFR
O
Rch Data Zero Input Detect Pin
16
DZFL
O
Lch Data Zero Input Detect Pin
Note: All input pins except pull-up pin should not be left floating.
AVR347
harman/kardon
190
Summary of Contents for AVR 347
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