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參數(shù)資料
型號: MAX9860ETG+T
廠商: Maxim Integrated Products
文件頁數(shù): 35/38頁
文件大?。?/td> 0K
描述: IC CODEC MONO AUD 16BIT 24TQFN
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 2,500
類型: 音頻編解碼器
數(shù)據(jù)接口: 串行
分辨率(位): 16 b
ADC / DAC 數(shù)量: 1 / 2
三角積分調(diào)變:
動態(tài)范圍,標準 ADC / DAC (db): 81 / 90
電壓 - 電源,模擬: 1.7 V ~ 1.9 V
電壓 - 電源,數(shù)字: 1.7 V ~ 1.9 V
工作溫度: -40°C ~ 85°C
封裝/外殼: 24-WFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 24-TQFN-EP(4x4)
包裝: 帶卷 (TR)
MAX9860
16-Bit Mono Audio Voice Codec
6
Maxim Integrated
ELECTRICAL CHARACTERISTICS (continued)
(VAVDD = VDVDD = VDVDDIO = +1.8V, RL =
∞, headphone load (RL) connected between OUTP and OUTN, CREF = 2.2F, CMICBIAS =
CPREG = CREG = 1F, AVPRE = +20dB, AVMICPGA = 0dB, fMCLK = 13MHz, fLRCLK = 8kHz, TA = TMIN to TMAX, unless otherwise noted.
Typical values are at TA = +25°C.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
MICROPHONE AMPLIFIER
PAM = 00
Off
PAM = 01
-0.5
0
+0.5
PAM = 10
19
20
21
Preamplifier Gain
AVPRE
TA = +25°C
PAM = 11
29
30
31
dB
PGAM = 0x14–0x1F
0
MIC PGA Gain
AVMICPGA
PGAM = 0x00
+20
dB
MIC PGA Gain Step Size
1dB
Common-Mode Rejection Ratio
CMRR
VIN = 100mVP-P at 217Hz
50
dB
MIC Input Resistance
RIN_MIC
All gain settings, measured at
MICLN/MICRN
30
50
k
MIC Input Bias Voltage
0.7
0.8
0.9
V
AVPRE = 0dB, AVMICPGA = 0dB,
VIN = 1VP-P, f = 1kHz
-75
dB
Total Harmonic Distortion + Noise
THD+N
AVPRE = +30dB, AVMICPGA = 0dB,
VIN = 31mVP-P, f = 1kHz
-66
dB
VAVDD = 1.7V to 1.9V
60
95
dB
VRIPPLE = 100mV at 1kHz, input referred
82
dB
MIC Power-Supply Rejection
Ratio
PSRR
VRIPPLE = 100mV at 10kHz, input referred
76
dB
MICROPHONE BIAS
MICBIAS Output Voltage
VMICBIAS
ILOAD = 1mA, TA = +25°C
1.5
1.55
1.6
V
Load Regulation
ILOAD = 1mA to 2mA
0.2
10
mV
VRIPPLE = 100mVP-P at 217Hz
82
dB
MICBIAS Line Ripple Rejection
LRR
VRIPPLE = 100mVP-P at 10kHz
81
dB
MICBIAS Noise Voltage
A-weighted
9.5
VRMS
AUTOMATIC GAIN CONTROL
AGC Hold Duration
AGCHLD[1:0] setting range, FREQ
≠ 0
50
400
ms
AGC Attack Time
AGCATK[1:0] setting range, FREQ
≠ 0
3
200
ms
AGC Release Time
AGCRLS[2:0] setting range, FREQ
≠ 0
0.078
10
s
AGC Threshold Level
AGCSTH[3:0] setting range, FREQ
≠ 0
-3
-18
dB
NOISE GATE
NG Attack and Release Time
0.5
s
NG Threshold Level
-72
-16
dB
Noise Gate Threshold Step Size
4dB
NG Attenuation
012
dB
DIGITAL SIDETONE
Sidetone Gain Adjust
DVST
2dB steps
-60
0
dB
8kHz
2.2
Sidetone Phase Delay
PDLY
MIC input to headphone
output, f = 1kHz, HP filter
disabled
16kHz
1.1
ms
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