参数资料
型号: MAX9867ETJ+
厂商: Maxim Integrated Products
文件页数: 2/55页
文件大小: 0K
描述: IC STEREO AUD CODEC LP 32TQFN-EP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 60
类型: 立体声音频
数据接口: I²C,串行
分辨率(位): 18 b
ADC / DAC 数量: 2 / 2
三角积分调变:
动态范围,标准 ADC / DAC (db): 85 / 90
电压 - 电源,模拟: 1.65 V ~ 1.95 V
电压 - 电源,数字: 1.65 V ~ 1.95 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 32-WFQFN 裸露焊盘
供应商设备封装: 32-TQFN-EP(5x5)
包装: 托盘
MAX9867
Ultra-Low Power Stereo Audio Codec
10
______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(VAVDD = VPVDD = VDVDD = VDVDDIO = +1.8V, RL = ∞, headphone load (RL) connected between _OUTP and _OUTN in differential
mode, CREF = 2.2F, CMICBIAS = CPREG = CREG = 1F, AVPRE = +20dB, AVPGAM = 0dB, AVDAC = 0dB, AVLINE = +20dB, AVVOL =
0dB, MCLK = 13MHz, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
DIGITAL SIDETONE
Sidetone Gain Adjust Range
AVSTGA
Differential output mode,
DVST = 0x1F to 0x01
-60
0
dB
Voice Path Phase Delay
PDLY
MIC input to headphone output, f = 1kHz,
HP filter disabled, fS = 8kHz
2.2
ms
INPUT CLOCK CHARACTERISTICS
MCLK Input Frequency
fMCLK
For any LRCLK sample rate
10
60
MHz
Prescaler = /1 mode
40
60
MCLK Input Duty Cycle
/2 or /4 modes
30
70
%
Maximum MCLK Input Jitter
Maximum allowable RMS for performance
limits
100
psRMS
LRCLK Sample Rate Range
8
48
kHz
Rapid lock mode
2
7
LRCLK PLL Lock Time
Any allowable LRCLK
and PCLK rate, slave
mode
Nonrapid lock
mode
12
25
ms
LRCLK Acceptable Jitter for
Maintaining PLL Lock
Allowable LRCLK period change from
nominal for slave PLL mode at any
allowable LRCLK and PCLK rates
±100
ns
FREQ = 0x8 through 0xF
0
%
PCLK = 192xfS, 256xfS, 384xfS, 512xfS,
768xfS, and 1024xfS
00
LRCLK Average Frequency Error
(Master and Slave Modes)
(Note 9)
All other modes
-0.025
+0.025
DIGITAL INPUT (MCLK)
Input High Voltage
VIH
1.2
V
Input Low Voltage
VIL
0.6
V
Input Leakage Current
IIH, IIL
TA = +25°C
±1
A
Input Capacitance
10
pF
DIGITAL INPUTS (SDIN, BCLK, LRCLK)
Input High Voltage
VIH
0.7 x
DVDDIO
V
Input Low Voltage
VIL
0.3 x
DVDDIO
V
Input Hysteresis
200
mV
Input Leakage Current
IIH, IIL
TA = +25°C
±1
A
Input Capacitance
10
pF
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