參數(shù)資料
型號: AK4673EG
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: Stereo CODEC with MIC/HP-AMP and Touch Screen Controller
中文描述: 立體聲編解碼器麥克風/惠普- AMP及觸摸屏控制器
文件頁數(shù): 13/107頁
文件大?。?/td> 1171K
代理商: AK4673EG
[AK4673]
MS0670-E-00
2007/09
- 13 -
SAR ADC Analog Input Characteristics: XP, YP, YN input
Parameter
ADC for Touch Screen
Resolution
No Missing Codes
Integral Nonlinearity (INL) Error
Differential Nonlinearity (DNL) Error
Offset Error
Gain Error
Throughput Rate
Touch Panel Driver On-Resistance
XP, YP
XN, YN
XP Pull Up Register (when pen interrupt enable)
Power Supplies:
Power-Up (PDN pin = “H”, PD0 bit=“0”)
All Circuit Power-up:
Audio Block
AVDD+DVDD+TVDD1+TVDD2
(
Note 23
)
HVDD: HP-Amp Normal Operation
No Output (
Note 24
)
TSVDD
Fast Mode:
SCL=400KHz
Normal Mode
Addressed
Standard Mode:
SCL=100KHz
Fast Mode:
SCL=400KHz
Power Down
Not Addressed
Standard Mode:
SCL=100KHz
Power-Down (PDN pin = “L”, PD0 bit = “0”) (
Note 25
)
AVDD+DVDD+TVDD1+TVDD2+HVDD+
TSVDD
Note 23. PLL Master Mode (MCKI=12.288MHz) and PMADL = PMADR = PMDAC = PMLO = PMHPL = PMHPR =
PMVCM = PMPLL = MCKO = PMMIN = PMMP = M/S bits = “1”. MPWR pin outputs 0mA.
AVDD=11mA(typ), DVDD=3mA(typ), TVDD1+TVDD2=2mA(typ).
EXT Slave Mode (PMPLL = M/S = MCKO bits = “0”): AVDD=10mA(typ), DVDD=3mA(typ),
TVDD1+TVDD2=0.03mA(typ).
Note 24. PMADL = PMADR = PMDAC = PMLO = PMHPL = PMHPR = PMVCM = PMPLL = PMMIN bits = “1”.
Note 25. All digital input pins are fixed to each supply pin (TVDD1, TVDD2 or TSVDD) or (VSS2 or VSS3).
SAR ADC
min.
typ.
12
12
±
1
8.2
max.
±
2
±
6
±
4
Units
Bits
Bits
LSB
LSB
LSB
LSB
ksps
11
5
5
10
Ω
Ω
k
Ω
-
16
24
mA
-
5
8
mA
0.1
0.2
mA
0.077
0.15
mA
0.023
mA
0.006
mA
-
1
100
μ
A
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