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參數(shù)資料
型號： ADS7883SBDBVT
廠商： Texas Instruments
文件頁數(shù)： 13/19頁
文件大?。?/td> 0K
描述： IC ADC 12BIT 3MSPS SOT23-6
產(chǎn)品培訓(xùn)模塊： Data Converter Basics
標(biāo)準(zhǔn)包裝： 1
位數(shù)： 12
采樣率（每秒）： 3M
數(shù)據(jù)接口： 串行
轉(zhuǎn)換器數(shù)目： 1
功率耗散（最大）： 20mW
電壓電源： 單電源
工作溫度： -40°C ~ 125°C
安裝類型： 表面貼裝
封裝/外殼： SOT-23-6
供應(yīng)商設(shè)備封裝： SOT-23-6
包裝： 標(biāo)準(zhǔn)包裝
輸入數(shù)目和類型： 1 個單端，單極
其它名稱： 296-23634-6
ELECTRICAL SPECIFICATIONS
www.ti.com ....................................................................................................................................................................................................... SLAS594 – JULY 2008
VDD = 2.7 V to 5.5 V, TA = –40°C to 125°C, fsample = 2 MSPS for VDD = 2.7 V to 4.5 V, fsample = 3 MSPS for VDD = 4.5 V to 5.5
V
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
ANALOG INPUT
Full-scale input voltage span(1)
0
VDD
V
Absolute input voltage range
+IN
–0.2
VDD+0.2
V
CI
Input capacitance(2)
27
pF
IIlkg
Input leakage current
TA = 125°C
40
nA
SYSTEM PERFORMANCE
Resolution
12
Bits
ADS7883SB
12
No missing codes
Bits
ADS7883S
11
ADS7883SB
–1
±0.6
1
INL
Integral nonlinearity
LSB(3)
ADS7883S
–2
±0.75
2
ADS7883SB
–1
±0.5
1
DNL
Differential nonlinearity
LSB
ADS7883S
–2
±0.75
2
EO
Offset error(4)(5)(6)
–3
±0.2
3
LSB
EG
Gain error(5)
–3.5
±0.3
3.5
LSB
SAMPLING DYNAMICS
32-MHz SCLK, VDD = 3 V
398
422
Conversion time
ns
48-MHz SCLK, VDD = 5 V
265
281
32-MHz SCLK, VDD = 3 V
78
Acquisition time
ns
48-MHz SCLK, VDD = 5 V
52
32-MHz SCLK, VDD = 2.7 V to 4.5 V
2
Maximum throughput rate
MHz
48-MHz SCLK, VDD = 4.5 V to 5.5 V
3
Aperture delay
10
ns
DYNAMIC CHARACTERISTICS
THD
Total harmonic distortion(7)
fI = 100 kHz
–84
dB
fI = 100 kHz, ADS7883SB
69
72
SINAD
Signal-to-noise and distortion
dB
fI = 100 kHz, ADS7883S
68
70
SFDR
Spurious free dynamic range
fI = 100 kHz
86
dB
Full power bandwidth
At –3 dB
30
MHz
DIGITAL INPUT/OUTPUT
Logic family — CMOS
VDD = 2.7 V to 3.6 V
1.5
5.5
VIH
High-level input voltage
V
VDD = 3.6 V to 5.5 V
2.2
5.5
VDD = 2.7 V to 3.6 V
0.4
VIL
Low-level input voltage
V
VDD = 3.6 V to 5.5 V
0.8
VOH
High-level output voltage
At Isource = 200 A
VDD–0.2
V
VOL
Low-level output voltage
At Isink = 200 A
0.4
POWER SUPPLY REQUIREMENTS
+VDD
Supply voltage
2.7
3.3
5.5
V
(1)
Ideal input span; does not include gain or offset error
(2)
Refer to Figure 24 for details on sampling circuit
(3)
LSB means least significant bit
(4)
Measured relative to an ideal full-scale input
(5)
Offset error and gain error ensured by characterization
(6)
First transition of 000H to 001H at (Vref/2
10)
(7)
Calculated on the first nine harmonics of the input frequency
Copyright 2008, Texas Instruments Incorporated
3
Product Folder Link(s): ADS7883
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參數(shù)描述
ADS7883SDBVR 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 2.7V-5.5V 12B 3MSPS Serial ADC 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
ADS7883SDBVT 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 2.7V-5.5V 12B 3MSPS Serial ADC 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
ADS7884 制造商:TI 制造商全稱:Texas Instruments 功能描述:12-BIT, 3-MSPS, MICROPOWER, MINIATURE SAR ANALOG-TO-DIGITAL CONVERTER
ADS7884EVM 功能描述:數(shù)據(jù)轉(zhuǎn)換 IC 開發(fā)工具 ADS7884 Eval Mod RoHS:否 制造商:Texas Instruments 產(chǎn)品:Demonstration Kits 類型:ADC 工具用于評估:ADS130E08 接口類型:SPI 工作電源電壓:- 6 V to + 6 V
ADS7884SDBVR 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 2.7V-5.5V 10B 3MSPS Serial ADC 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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