參數(shù)資料
型號(hào)： ADS8342IBPFBTG4
廠商： TEXAS INSTRUMENTS INC
元件分類： ADC
英文描述： 4-CH 16-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PQFP48
封裝： GREEN, PLASTIC, TQFP-48
文件頁(yè)數(shù)： 23/28頁(yè)
文件大?。?/td> 1129K
代理商： ADS8342IBPFBTG4
ADS8342
SBAS277 – MAY 2003
www.ti.com
4
ELECTRICAL CHARACTERISTICS
Over recommended operating free-air temperature range at –40
°C to +85°C, ±AVDD =±DVDD =±5V, BVDD = +5V, VREF = +2.5V, fCLK = 5MHz, and
fSAMPLE = 250kSPS, unless otherwise noted.
PARAMETER
TEST CONDITIONS
ADS8342I
ADS8342IB
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP(1)
MAX
MIN
TYP(1)
MAX
UNIT
Analog Input
Full-scale range (FSR)
AIN to Common
–VREF
+VREF
:
V
Input MUX on-resistance
Common = AGND
500
:
Input capacitance
Common = AGND
20
:
pF
Input leakage current
Common = AGND
±0.3
:
A
Full power bandwidth
FS sinewave, –3dB
16
:
MHz
Voltage Accuracy
Resolution
16
:
Bits
No missing code
(NMC)
15
16
Bits
Integral linearity error (INL)
–6
±3
+6
–4
±2
+4
LSB
Differential nonlinearity (DNL)
–2
±1
+2
–1
±0.6
+1.5
LSB
Bipolar zero (offset) error (VOS)
AIN = Common = 0V
–2
+2
–1
+1
mV
Bipolar zero (offset) error drift (TCVOS)
AIN = Common = 0V
1
:
ppm/
°C
Bipolar zero (offset) error match
AIN = Common = 0V
0.150
1
:
mV
Positive gain error (PGERR)
AIN = VREF, Common = 0V
–0.25
+0.25
:
% FSR
Positive gain error drift (TCPGERR)
AIN = VREF, Common = 0V
1.5
:
ppm/
°C
Positive gain error match
AIN = VREF, Common = 0V
0.003
0.01
:
% FSR
Negative gain error (NGERR)
AIN = –VREF, Common = 0V
–0.25
+0.25
:
% FSR
Negative gain error drift (TCNGERR)
AIN = –VREF, Common = 0V
1.5
:
ppm/
°C
Negative gain error match
AIN = –VREF, Common = 0V
0.003
0.01
:
% FSR
Sampling Dynamics
Conversion time (tCONV)
500kHz
≤ fCLK ≤ 5MHz
3.4
34
:
s
Acquisition time (tACQ)
fCLK = 5MHz
0.6
:
s
Throughput rate
250
:
kHz
Multiplexer settling time
150
:
ns
Aperture delay
8
:
ns
Aperture jitter
50
:
ps
AC Accuracy
Total haromonic distortion (THD)
VIN = ±2.5Vp–p at 10kHz
–89
:
dB
Spurious-free dynamic range (SFDR)
VIN = ±2.5Vp–p at 10kHz
92
:
dB
Signal-to-noise ratio (SNR)
VIN = ±2.5Vp–p at 10kHz
86
:
dB
Signal-to-noise + distortion (SINAD)
VIN = ±2.5Vp–p at 10kHz
84.6
:
dB
Channel-to-channel isolation(2)
VIN = ±2.5Vp–p at 50kHz
95
:
dB
Effective number of bits (ENOB)
14
:
Bits
: Indicates the same specifications as the ADS8342I.
(1) All typical values are at TA = +25°C.
(2) Ensured by design.
(3) Applies for 5.0V nominal supply: BVDD (min) = 4.5V and BVDD (max) = 5.5V.
(4) Applies for 3.0V nominal supply: BVDD (min) = 2.7V and BVDD (max) = 3.6V.
相關(guān)PDF資料
PDF描述
ADS8412IPFBTG4 1-CH 16-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PQFP48
ADS8412IBPFBTG4 1-CH 16-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PQFP48
ADS8412IPFBRG4 1-CH 16-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PQFP48
ADS8517IDWR 1-CH 16-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL/PARALLEL ACCESS, PDSO28
ADS8517IDW 1-CH 16-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL/PARALLEL ACCESS, PDSO28
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ADS8342IPFB 制造商:Texas Instruments 功能描述:
ADS8342IPFBR 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 16-Bit 250 kSPS Par. Out 4 true bi ch 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
ADS8342IPFBRG4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 16-Bit 250 kSPS Par. Out 4 true bi ch 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
ADS8342IPFBT 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 16-Bit 250 kSPS Par. Out 4 true bi ch 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
ADS8342IPFBTG4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 16-Bit 250 kSPS Par. Out 4 true bi ch 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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