AK4650 Datasheet, PDF (6/86 Pages) Asahi Kasei Microsystems – 16Bit ΔΣ CODEC with MIC/HP/SPK-AMP & TSC

No. Pin Name
A1 NC
B1 DVDD1
C1 ^XTI
MCKI
XTO
C2
PLL0
D1 DVSS1
D2 SDATAOUT
E1 BITCLK
E2 DVSS2
F2 SDATAIN
F1 DVDD2
G2 SYNC
G1 RESETN
H1 PLL1
J1 TEST1
J2 MIN
H2 MOUT2
H3 MUTET
J3 HDT
H4 SPP
J4 SPN
H5 HVSS
J5 HVDD
J6 HPR
H6 HPL
H7 MOUT−
J7 MOUT+
H8 AIN
J9 NC
[AK4650]
PIN/FUNCTION
I/O
Function
-
No Connect Pin
No internal bonding. This pin should be open or connected to the ground.
- Digital Power Supply 1 Pin
I X’tal Input Pin
I External Master Clock Input Pin
O X’tal Output Pin (PLL1 pin = “L”)
I
PLL Input Master Clock Frequency Select 0 Pin (PLL1 pin = “H”)
“L”: 3.6864MHz, “H”: 12MHz
- Digital Ground 1 Pin
I Serial 256-bit AC’97 data stream from digital controller
O 12.288MHz(256fs) serial data clock
- Digital Ground 2 Pin
O Serial 256-bit AC’97 data stream to digital controller
- Digital Power Supply 2 Pin
I AC’97 Sync Clock, 48kHz(1fs) fixed rate sampling rate
I AC’97 Master Hardware Reset
PLL Input Master Clock Frequency Select 1 Pin
I
“L”: 24.576MHz (PLL0 pin = “L”)
“H”: 3.6864MHz (PLL0 pin = “L”) or 12MHz (PLL0 pin = “H”)
When PLL1 pin = “H”, X’tal oscillation circuit is not available.
-
Test 1 Pin
This pin should be connected to the ground.
I ALC Input Pin
O Analog Mixing Output Pin
O
Mute Time Constant Control Pin
Connected to HVSS pin with a capacitor for mute time constant.
I Headphone Detect Pin (Internal pull up by 100kΩ)
O Speaker Amp Positive Output Pin
O Speaker Amp Negative Output Pin
- Headphone & Speaker Amp Ground Pin
- Headphone & Speaker Amp Power Supply Pin
O Rch Headphone Amp Output Pin
O Lch Headphone Amp Output Pin
O Mono Line Negative Output Pin
O Mono Line Positive Output Pin
I Analog Input Pin
-
No Connect Pin
No internal bonding. This pin should be open or connected to the ground.
MS0502-E-01
-6-
2007/04