Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
For more information on lead free part marking, go to:
http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to:
http://www.linear.com/tapeandreel/.
Some packages are available in 500 unit reels through
designated sales channels with #TRMPBF suffix.
CS
2
234116f
For more information
www.linear.com/LTC2341-16
LTC2341-16
The
l
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C. (Note 5)
SYMBOL
V
IN+
V
IN–
PARAMETER
Absolute Input Range
(IN0
+
, IN1
+
)
Absolute Input Range
(IN0
–
, IN1
–
)
CONDITIONS
(Note 6)
(Note 6)
SoftSpan 7: ±V
REFBUF
Range (Note 6)
SoftSpan 6: ±V
REFBUF
/1.024 Range (Note 6)
SoftSpan 5: 0V to V
REFBUF
Range (Note 6)
SoftSpan 4: 0V to V
REFBUF
/1.024 Range (Note 6)
SoftSpan 3: ±0.5 • V
REFBUF
Range (Note 6)
SoftSpan 2: ±0.5 • V
REFBUF
/1.024 Range (Note 6)
SoftSpan 1: 0V to 0.5 • V
REFBUF
Range (Note 6)
l
l
l
l
l
l
l
l
l
l
l
l
ELECTRICAL CHARACTERISTICS
MIN
0
0
– V
REFBUF
– V
REFBUF
/1.024
0
0
–0.5 • V
REFBUF
–0.5 • V
REFBUF
/1.024
0
0
−V
DD
–1
TYP
MAX
V
DD
V
DD
V
REFBUF
V
REFBUF
/1.024
V
REFBUF
V
REFBUF
/1.024
0.5 • V
REFBUF
0.5 • V
REFBUF
/1.024
0.5 • V
REFBUF
V
DD
V
DD
1
UNITS
V
V
V
V
V
V
V
V
V
V
V
µA
pF
pF
dB
V
V
IN+
– V
IN–
Input Differential Voltage
Range
V
CM
Input Common Mode Voltage (Note 6)
Range
(Note 7)
V
IN+
– V
IN–
Input Differential Overdrive
Tolerance
I
IN
C
IN
CMRR
V
IHCNV
V
ILCNV
I
INCNV
Analog Input Leakage Current
Analog Input Capacitance
Input Common Mode
Rejection Ratio
CNV High Level Input Voltage
CNV Low Level Input Voltage
CNV Input Current
Sample Mode
Hold Mode
V
IN+
= V
IN−
= 3.6V
P-P
200Hz Sine
l
l
l
90
10
88
1.3
0.5
–10
10
105
V
μA
V
IN
= 0V to V
DD
l
temperature range, otherwise specifications are at T
A
= 25°C. (Note 8)
SYMBOL
PARAMETER
Resolution
No Missing Codes
Transition Noise
CONDITIONS
CONVERTER CHARACTERISTICS
The
l
denotes the specifications which apply over the full operating
MIN
l
l
TYP
MAX
UNITS
Bits
Bits
16
16
0.39
0.76
0.76
1.6
SoftSpans 7 and 6: ±4.096V and ±4V Ranges
SoftSpans 5 and 4: 0V to 4.096V and 0V to 4V Ranges
SoftSpans 3 and 2: ±2.048V and ±2V Ranges
SoftSpan 1: 0V to 2.048V Range
(Note 9)
(Note 11)
V
REFBUF
= 4.096V (REFBUF Overdriven) (Note 11)
l
l
l
LSB
RMS
LSB
RMS
LSB
RMS
LSB
RMS
1.25
0.9
500
0.13
LSB
LSB
μV
μV/°C
%FS
ppm/°C
INL
DNL
ZSE
FSE
Integral Linearity Error
Zero-Scale Error
Zero-Scale Error Drift
Full-Scale Error
Full-Scale Error Drift
–1.25
−0.9
−500
−0.13
±0.30
±0.20
±65
±2
±0.025
±2.5
Differential Linearity Error (Note 10)
l
234116f
For more information
www.linear.com/LTC2341-16
3
LTC2341-16
DYNAMIC ACCURACY
SYMBOL PARAMETER
SINAD
Signal-to-(Noise +
Distortion) Ratio
The
l
denotes the specifications which apply over the full operating temperature range,
otherwise specifications are at T
A
= 25°C. A
IN
= –1dBFS. (Notes 8, 12)
CONDITIONS
SoftSpans 7 and 6: ±4.096V and ±4V Ranges, f
IN
= 2kHz
SoftSpans 5 and 4: 0V to 4.096V and 0V to 4V Ranges, f
IN
= 2kHz
SoftSpans 3 and 2: ±2.048V and ±2V Ranges, f
IN
= 2kHz
SoftSpan 1: 0V to 2.048V Range, f
IN
= 2kHz
SoftSpans 7 and 6: ±4.096V and ±4V Ranges, f
IN
= 2kHz
SoftSpans 5 and 4: 0V to 4.096V and 0V to 4V Ranges, f
IN
= 2kHz
SoftSpans 3 and 2: ±2.048V and ±2V Ranges, f
IN
= 2kHz
SoftSpan 1: 0V to 2.048V Range, f
IN
= 2kHz
SoftSpans 7 and 6: ±4.096V and ±4V Ranges, f
IN
= 2kHz
SoftSpans 5 and 4: 0V to 4.096V and 0V to 4V Ranges, f
IN
= 2kHz
SoftSpans 3 and 2: ±2.048V and ±2V Ranges, f
IN
= 2kHz
SoftSpan 1: 0V to 2.048V Range, f
IN
= 2kHz
SoftSpans 7 and 6: ±4.096V and ±4V Ranges, f
IN
= 2kHz
SoftSpans 5 and 4: 0V to 4.096V and 0V to 4V Ranges, f
IN
= 2kHz
SoftSpans 3 and 2: ±2.048 and ±2V Ranges, f
IN
= 2kHz
SoftSpan 1: 0V to 2.048V Range, f
IN
= 2kHz
One Channel Converting 3.6V
P-P
200Hz Sine in ±2.048V Range,
Crosstalk to Other Channel
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
MIN
90.4
85.0
85.0
79.4
90.6
85.1
85.2
79.5
TYP
93.4
88.7
88.7
83.3
93.4
88.7
88.7
83.3
–114
–111
–110
–109
MAX
UNITS
dB
dB
dB
dB
dB
dB
dB
dB
SNR
Signal-to-Noise Ratio
THD
Total Harmonic Distortion
–99
–95
–96
–97
dB
dB
dB
dB
dB
dB
dB
dB
dB
MHz
ns
ps
ps
RMS
ns
SFDR
Spurious Free Dynamic
Range
99
95
96
97
115
112
111
110
−119
22
1
150
3
Channel-to-Channel
Crosstalk
–3dB Input Bandwidth
Aperture Delay
Aperture Delay Matching
Aperture Jitter
Transient Response
Full-Scale Step, 0.005% Settling
210
operating temperature range, otherwise specifications are at T
A
= 25°C. (Note 8)
SYMBOL
V
REFIN
PARAMETER
Internal Reference Output Voltage
Internal Reference Temperature Coefficient
Internal Reference Line Regulation
Internal Reference Output Impedance
V
REFIN
REFIN Voltage Range
REFIN Overdriven (Note 6)
(Note 13)
V
DD
= 4.75V to 5.25V
CONDITIONS
INTERNAL REFERENCE CHARACTERISTICS
The
l
denotes the specifications which apply over the full
MIN
2.043
l
TYP
2.048
5
0.1
20
MAX
2.053
20
UNITS
V
ppm/°C
mV/V
kΩ
1.25
2.2
V
4
234116f
For more information
www.linear.com/LTC2341-16
LTC2341-16
The
l
denotes the specifications which apply over the full
operating temperature range, otherwise specifications are at T
A
= 25°C. (Note 8)
SYMBOL
V
REFBUF
PARAMETER
Reference Buffer Output Voltage
REFBUF Voltage Range
REFBUF Input Impedance
I
REFBUF
REFBUF Load Current
CONDITIONS
REFIN Overdriven, V
REFIN
= 2.048V
REFBUF Overdriven (Notes 6, 14)
V
REFIN
= 0V, Buffer Disabled
V
REFBUF
= 5V, 2 Channels Enabled (Notes 14, 15)
V
REFBUF
= 5V, Acquisition Mode (Note 14)
l
l
l
REFERENCE BUFFER CHARACTERISTICS
MIN
4.091
2.5
TYP
4.096
13
1.3
0.35
MAX
4.101
5
1.6
UNITS
V
V
kΩ
mA
mA
The
l
denotes the specifications which apply over the
full operating temperature range, otherwise specifications are at T
Additional rising edges on SHI are ignored until the sequence is completed in the single-sequence mode or until the ADC12ENC bit is toggled in repeat-single-channel, or repeated-se ......
许多MEMS器件，像加速度计、机械共振器件等，都需要在真空环境下才能实现设计功能。然而检验封装腔体是否达到了所要求的真空程度一直一来都是个棘手的问题。密歇根大学Khalil Najafi教授研究小组的研究人员最近开发出一种用微机械制造方法实现，可以在封装的封帽上完成皮拉尼真空测量的方案。使用这种方法可以完成封装的氦气检漏测试，该成果已发表在IEEE Transactions on Advan...[详细]
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