參數(shù)資料
型號(hào): LTC1856IG#TR
廠商: LINEAR TECHNOLOGY CORP
元件分類: ADC
英文描述: 8-CH 14-BIT PROPRIETARY METHOD ADC, SERIAL ACCESS, PDSO28
封裝: 5.3 MM, PLASTIC, SSOP-28
文件頁數(shù): 18/24頁
文件大小: 300K
代理商: LTC1856IG#TR
3
LTC1854/LTC1855/LTC1856
185456fa
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Analog Input Range
CH0 to CH7, COM
±10
V
ADC+, ADC(Note 3)
ADC
±2.048
V
Impedance
CH0 to CH7, COM
31
k
W
MUXOUT+, MUXOUT
5k
W
Capacitance
CH0 to CH7, COM
5
pF
Sample Mode ADC+, ADC
12
pF
Hold Mode ADC+, ADC
4pF
Input Leakage Current
ADC+, ADC, CONVST = Low
±1
mA
The
denotes the specifications which apply over the full operating temperature range, otherwise
specifications are at TA = 25
∞C. (Note 5)
A ALOG I PUT
U
The
denotes the specifications which apply over the full operating temperature range,
otherwise specifications are at TA = 25
∞C. MUXOUT connected to ADC inputs. (Note 5)
DY A IC ACCURACY
U
W
LTC1854
LTC1855
LTC1856
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
S/(N + D) Signal-to-(Noise + Distortion) Ratio 1kHz Input Signal
74
83
87
dB
THD
Total Harmonic Distortion
1kHz Input Signal,
–102
–95
–101
dB
First Five Harmonics
Peak Harmonic or Spurious Noise
1kHz Input Signal
–99
–103
dB
Channel-to-Channel Isolation
1kHz Input Signal
–120
dB
–3dB Input Bandwidth
1
MHz
Aperture Delay
–70
ns
Aperture Jitter
60
ps
Transient Response
Full-Scale Step
4
ms
(Note 9)
Overvoltage Recovery
(Note 12)
150
ns
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