參數(shù)資料
型號(hào): AK4641
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: 16 BIT CODEC WITH BLUETOOTH INTERFACE
中文描述: 16位編解碼器與藍(lán)牙接口
文件頁(yè)數(shù): 2/51頁(yè)
文件大小: 461K
代理商: AK4641
ASAHI KASEI
[AK4641]
MS0301-E-00
2004/05
- 10 -
DC CHARACTERISTICS
(Ta=
10 70°C; AVDD, DVDD, BVDD=2.6 3.6V)
Parameter
Symbol
min
typ
Max
Units
High-Level Input Voltage
VIH
70%DVDD
-
V
Low-Level Input Voltage
VIL
-
30%DVDD
V
Input Voltage at AC Coupling
(Note 18)
VAC
50%DVDD
-
V
High-Level Output Voltage
(Iout=
200A)
VOH
DVDD
0.2
-
V
Low-Level Output Voltage
(Except SDA pin: Iout=200
A)
VOL
-
0.2
V
(SDA pin: Iout=3mA)
VOL
-
0.4
V
Input Leakage Current
Iin
-
±10
A
Note 18. The external clock is input to MCLK pin via AC coupled capacitor.
SWITCHING CHARACTERISTICS
(Ta=
10 70°C; AVDD, DVDD, BVDD=2.6 3.6V; C
L=20pF)
Parameter
Symbol
min
typ
max
Units
16bit Stereo CODEC Interface Timing:
Master Clock Timing (MCLK pin)
Frequency
fCLK
1.792
-
12.288
MHz
Pulse Width Low
tCLKL
0.4/fCLK
-
ns
Pulse Width High
tCLKH
0.4/fCLK
-
ns
AC Pulse Width (Note 19)
tACW
0.4/fCLK
-
ns
LRCK Timing
Frequency
fs
7
-
48
kHz
Duty Cycle
Duty
45
-
55
%
Audio Interface Timing
BICK Period
tBCK
312.5
-
ns
BICK Pulse Width Low
tBCKL
130
-
ns
Pulse Width High
tBCKH
130
-
ns
LRCK Edge to BICK “
↑” (Note 20)
tLRB
50
-
ns
BICK “
↑” to LRCK Edge (Note 20)
tBLR
50
-
ns
LRCK to SDTO (MSB) (Except I
2S mode)
tLRS
-
80
ns
BICK “
↓” to SDTO
tBSD
-
80
ns
SDTI Hold Time
tSDH
50
-
ns
SDTI Setup Time
tSDS
50
-
ns
Note 19. Refer to Figure 3.
Note 20. BICK rising edge must not occur at the same time as LRCK edge.
相關(guān)PDF資料
PDF描述
AK4641VN 16 BIT CODEC WITH BLUETOOTH INTERFACE
AK4665AEN SPECIALTY CONSUMER CIRCUIT, QCC32
AK5368192WP-80 8M X 36 FAST PAGE DRAM MODULE, 80 ns, SMA72
AK5385A 24BIT 192KHZ ADC
AK8406A AK8406A
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AK4641EN 制造商:AKM 制造商全稱:AKM 功能描述:16bit stereo CODEC with built-in Microphone-amplifier and 16bit Mono CODEC for Bluetooth Interface.
AK4641VN 制造商:AKM 制造商全稱:AKM 功能描述:16 BIT CODEC WITH BLUETOOTH INTERFACE
AK4642 制造商:AKM 制造商全稱:AKM 功能描述:16-Bit ???£ Stereo CODEC with MIC/HP/SPK-AMP
AK4642EN 制造商:AKM 制造商全稱:AKM 功能描述:Stereo CODEC with MIC/HP/SPK-AMP
AK4642VN 制造商:AKM 制造商全稱:AKM 功能描述:16-Bit ???£ Stereo CODEC with MIC/HP/SPK-AMP