參數(shù)資料
型號： ADS5542
英文描述： 14-Bit, 80MSPS Analog-to-Digital Converter
中文描述： 14位，80Msps模擬到數(shù)字轉(zhuǎn)換器
文件頁數(shù)： 3/30頁
文件大小： 401K
代理商： ADS5542
SBAS308A MAY 2004 REVISED MARCH 2005
www.ti.com
3
ELECTRICAL CHARACTERISTICS
Typical values at T
A
= +25
°
C, full temperature range is T
MIN
= 40
°
C to T
MAX
= +85
°
C, AV
DD
= DRV
DD
= 3.3V, sampling rate = 80MSPS,
50% clock duty cycle, 3VPP differential clock, and 1dBFS differential input, unless otherwise noted.
PARAMETER
CONDITIONS
MIN
TYP
14
MAX
UNIT
Bits
Resolution
Analog Inputs
Differential input range
Differential input capacitance
Analog input common-mode current (per
input)
Analog input bandwidth
Voltage overload recovery time
Internal Reference Voltages
Reference bottom voltage, V
REFM
Reference top voltage, V
REFP
Reference error
Common-mode voltage output, V
CM
Dynamic DC Characteristics and Accuracy
No missing codes
Differential nonlinearity error, DNL
Integral nonlinearity error, INL
Offset error
Offset temperature coefficient
2.3
4
V
PP
pF
See Figure 37
200
μ
A
Source impedance = 50
750
4
MHz
Clock Cycles
1.0
2.15
±
0.6
1.575
V
V
%
V
4
+4
Tested
±
0.5
±
2.0
±
1.5
0.02
f
IN
= 10MHz
f
IN
= 10MHz
0.9
5.0
1.1
+5.0
LSB
LSB
mV
mV/
°
C
DC power supply rejection ratio, DC PSRR
offset error/
AV
DD
from
AV
DD
= 3.0V to AV
DD
= 3.6V
0.25
mV/V
Gain error
Gain temperature coefficient
Dynamic AC Characteristics
±
0.3
0.02
%FS
%
/°
C
f
IN
= 10MHz
+25
°
C to +85
°
C
Full temp range
72.7
71.5
74.3
74.0
73.7
73.5
73.0
72.9
71.9
70.7
1.1
92.0
90.0
88.0
87.0
86.0
88.0
85.0
77.0
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
LSB
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
f
IN
= 55MHz
Signal-to-noise ratio, SNR
f
IN
= 70MHz
+25
°
C to +85
°
C
Full temp range
71.5
70.0
f
IN
= 100MHz
f
IN
= 150MHz
f
IN
= 220MHz
Input tied to common-mode
RMS idle channel noise
f
IN
= 10MHz
Room temp
Full temp range
80.0
78.0
f
IN
= 55MHz
Spurious-free dynamic range, SFDR
f
IN
= 70MHz
Room temp
Full temp range
80.0
78.0
f
IN
= 100MHz
f
IN
= 150MHz
f
IN
= 220MHz
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ADS5542IPAP 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 14-Bit 80MSPS RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
ADS5542IPAPG4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 14-Bit 80MSPS RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
ADS5542IPAPR 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 14-Bit 80MSPS RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
ADS5542IPAPRG4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 14-Bit 80MSPS RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
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