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參數(shù)資料
| 型號(hào)： | THS1215CPWG4 |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | ADC |
| 英文描述： | 1-CH 12-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PDSO28 |
| 封裝： | GREEN, PLASTIC, TSSOP-28 |
| 文件頁(yè)數(shù)： | 19/22頁(yè) |
| 文件大小： | 391K |
| 代理商： | THS1215CPWG4 |
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ELECTRICAL CHARACTERISTICS (CONTINUED)
THS1215
SLAS292A – MARCH 2001 – REVISED MARCH 2004
over recommended operating conditions (AV
DD = DVDD = 3.3 V, fs = 15 MHz/50% duty cycle, MODE = 1, 1-V input span,
internal reference, T
min to Tmax) (unless otherwise noted)
REFT, REFB REFERENCE VOLTAGE (all supplies = 3.3 V)
PARAMETER
TEST CONDITION
MIN
TYP
MAX
UNIT
INTERNAL REFERENCE(1)
VREFT
Upper reference voltage
2.15
V
VREFB Lower reference voltage
1.15
V
VREF
Differential reference voltage, VREFT – VREFB
0.95
1
1.05
V
Differential reference voltage, VREFT – VREFB accuracy
–5%
5%
EXTERNAL REFERENCE
Externally applied VREFT reference voltage range
2
2.5
V
Externally applied VREFB reference voltage range
1.05
1.3
V
Externally applied (VREFT – VREFB) reference voltage range
0.75
1.05
V
External mode VREFT to VREFB impedance
9
k
INTERNAL EXTERNAL REFERENCE
CT
VREFT decoupling capacitor value
0.1
F
CB
VREFB decoupling capacitor value
0.1
F
CTB
Decoupling capacitor VREFT to VREFB
10
F
DC ACCURACY (LINEARITY)
Number of missing codes
All modes
0
codes
DNL
Differential nonlinearity
All modes
±0.43
±0.9
LSB
INL
Integral nonlinearity
All modes
±0.6
±2.5
LSB
Offset error
All modes
1.4
2.2
%FSR
Gain error
All modes
2.2
3.5
%FSR
DYNAMIC PERFORMANCE (all supplies = 3.3 V)
ENOB
Effective number of bits
fi = 3.58 MHz
10.7
11.1
Bits
THD
Total harmonic distortion
fi = 3.58 MHz
–81.2
dB
SNR
Signal-to-noise ratio
fi = 3.58 MHz
67.4
68.9
dB
SINA
Signal-to-noise + distortion
fi = 3.58 MHz
66
68.6
dB
D
SFDR
Spurious free dynamic range
fi = 3.58 MHz
72
81.7
dB
Analog input bandwidth
180
MHz
Differential phase, DP
0.12
degree
G(diff)
Differential gain
0.01%
TIMING (all supplies = 3.3 V)
fCLK
Clock frequency(2)
5
15
MHz
Clock duty cycle
45%
50%
55%
td(O)
Output delay time
6
19
ns
td(PZ)
Delay time, output disable to Hi-Z output
3.2
ns
td(EN)
Delay time, output enable to output valid
16
19
ns
Latency
4
5
cycles
(1)
The internal reference voltage is not intended for use driving off chip.
(2)
The clock frequency may be extended down to 5 MHz without degradation in specified performance.
6
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| THS1215CPWR | 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12-Bit 15 MSPS w/Low Pwr & exc ENOB 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 |
| THS1215CPWRG4 | 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12-Bit 15 MSPS w/Low Pwr & exc ENOB 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 |
| THS1215EVM | 功能描述:數(shù)據(jù)轉(zhuǎn)換 IC 開發(fā)工具 THS1215 Eval Mod RoHS:否 制造商:Texas Instruments 產(chǎn)品:Demonstration Kits 類型:ADC 工具用于評(píng)估:ADS130E08 接口類型:SPI 工作電源電壓:- 6 V to + 6 V |
| THS1215IDW | 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12-Bit 15 MSPS w/Low Pwr & exc ENOB 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 |
| THS1215IDWG4 | 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12-Bit 15 MSPS w/Low Pwr & exc ENOB 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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