參數(shù)資料
型號: AD1838AASZ
廠商: Analog Devices Inc
文件頁數(shù): 18/24頁
文件大?。?/td> 0K
描述: IC CODEC 2ADC/6DAC 24 BIT 52MQFP
標(biāo)準(zhǔn)包裝: 1
類型: 立體聲音頻
數(shù)據(jù)接口: 串行
分辨率(位): 24 b
ADC / DAC 數(shù)量: 2 / 6
三角積分調(diào)變:
S/N 比,標(biāo)準(zhǔn) ADC / DAC (db): 105 / 108
動態(tài)范圍,標(biāo)準(zhǔn) ADC / DAC (db): 105 / 108
電壓 - 電源,模擬: 4.5 V ~ 5.5 V
電壓 - 電源,數(shù)字: 4.5 V ~ 5.5 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 52-QFP
供應(yīng)商設(shè)備封裝: 52-MQFP(10x10)
包裝: 托盤
REV. A
–3–
AD1838A
Parameter
Min
Typ
Max
Unit
ADC DECIMATION FILTER, 96 kHz
*
Pass Band
43.54
kHz
Pass-Band Ripple
±0.01
dB
Stop Band
52.46
kHz
Stop-Band Attenuation
120
dB
Group Delay
460
s
DAC INTERPOLATION FILTER, 48 kHz
*
Pass Band
21.77
kHz
Pass-Band Ripple
±0.06
dB
Stop Band
28
kHz
Stop-Band Attenuation
55
dB
Group Delay
340
s
DAC INTERPOLATION FILTER, 96 kHz
*
Pass Band
43.54
kHz
Pass-Band Ripple
±0.06
dB
Stop Band
52
kHz
Stop-Band Attenuation
55
dB
Group Delay
160
s
DAC INTERPOLATION FILTER, 192 kHz
*
Pass Band
81
kHz
Pass-Band Ripple
±0.06
dB
Stop Band
97
kHz
Stop-Band Attenuation
80
dB
Group Delay
110
s
DIGITAL I/O
Input Voltage High
2.4
V
Input Voltage Low
0.8
V
Output Voltage High
ODVDD – 0.4
V
Output Voltage Low
0.4
V
Leakage Current
±10
A
POWER SUPPLIES
Supply Voltage (AVDD and DVDD)
4.5
5.0
5.5
V
Supply Voltage (ODVDD)
3.0
DVDD
V
Supply Current IANALOG
84
95
mA
Supply Current IANALOG, Power-Down
55
67
mA
Supply Current IDIGITAL
64
74
mA
Supply Current IDIGITAL, Power-Down
1
4.5
mA
Dissipation
Operation, Both Supplies
740
mW
Operation, Analog Supply
420
mW
Operation, Digital Supply
320
mW
Power-Down, Both Supplies
280
mW
Power Supply Rejection Ratio
1 kHz, 300 mV p-p Signal at Analog Supply Pins
–70
dB
20 kHz, 300 mV p-p Signal at Analog Supply Pins
–75
dB
*Guaranteed by design.
Specifications subject to change without notice.
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