参数资料
型号: MAX9867ETJ+
厂商: Maxim Integrated Products
文件页数: 3/55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
______________________________________________________________________________________
11
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 INPUTS (SDA, SCL)
Input High Voltage
VIH
0.7 x
DVDD
V
Input Low Voltage
VIL
0.3 x
DVDD
V
Input Hysteresis
200
mV
Input Leakage Current
IIH, IIL
TA = +25°C
±1
A
Input Capacitance
10
pF
DIGITAL INPUT (DIGMICDATA)
Input High Voltage
VIH
0.65 x
DVDD
V
Input Low Voltage
VIL
0.35 x
DVDD
V
Input Hysteresis
100
mV
Input Leakage Current
IIH, IIL
TA = +25°C
±35
A
Input Capacitance
10
pF
CMOS DIGITAL OUTPUTS (BCLK, LRCLK, SDOUT)
Output Low Voltage
VOL
IOL = 3mA
0.4
V
Output High Voltage
VOH
IOH = 3mA
DVDDIO
- 0.4
V
CMOS DIGITAL OUTPUT (DIGMICCLK)
Output Low Voltage
VOL
IOL = 1mA
0.4
V
Output High Voltage
VOH
IOH = 1mA
DVDD -
0.4
V
OPEN-DRAIN DIGITAL OUTPUTS (SDA,
IRQ)
Output High Current
IOH
VOUT = VDVDD, TA = +25°C
1
A
Output Low Voltage
VOL
IOL = 3mA
0.2 x
DVDD
V
DIGITAL MICROPHONE TIMING CHARACTERISTICS (VDVDD = 1.65V)
MICCLK = 00
PCLK/8
DIGMICCLK Divide Ratio
fMICCLK
MICCLK = 01
PCLK/6
MHz
DIGMICDATA to DIGMICCLK
Setup Time
tSU, MIC
Either clock edge
20
ns
DIGMICDATA to DIGMICCLK
Hold Time
tHD, MIC
Either clock edge
0
ns
DIGITAL AUDIO INTERFACE TIMING CHARACTERISTICS (VDVDD = 1.65V)
tBCLKS
Slave operation
75
ns
Minimum BCLK Cycle Time
tBCLKM
Master operation
325
ns
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