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LTC1864 数据表(PDF) 3 Page - Linear Technology

部件名 LTC1864
功能描述  關Power, 16-Bit, 250ksps 1- and 2-Channel ADCs in MSOP
PDF  20 Pages
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制造商  LINER [Linear Technology]
网页  http://www.linear.com
标志 LINER - Linear Technology

LTC1864 数据表(HTML) 3 Page - Linear Technology

  LTC1864 Datasheet HTML 1Page - Linear Technology LTC1864 Datasheet HTML 2Page - Linear Technology LTC1864 Datasheet HTML 3Page - Linear Technology LTC1864 Datasheet HTML 4Page - Linear Technology LTC1864 Datasheet HTML 5Page - Linear Technology LTC1864 Datasheet HTML 6Page - Linear Technology LTC1864 Datasheet HTML 7Page - Linear Technology LTC1864 Datasheet HTML 8Page - Linear Technology LTC1864 Datasheet HTML 9Page - Linear Technology Next Button
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LTC1864/LTC1865
sn18645 18645fs
LTC1864/LTC1865
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
SNR
Signal-to-Noise Ratio
87
dB
S/(N + D) Signal-to-Noise Plus Distortion Ratio
10kHz Input Signal
83
dB
100kHz Input Signal
76
dB
THD
Total Hamonic Distortion Up to 5th Harmonic 10kHz Input Signal
88
dB
100kHz Input Signal
77
dB
Full Power Bandwidth
20
MHz
Full Linear Bandwidth
S/(N + D) ≥ 75dB
125
kHz
LTC1864/LTC1865
LTC1864A/LTC1865A
PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
Offset Error
LTC1864 SO-8 and MSOP, LTC1865 MSOP
●
±2
±5
±2
±5mV
LTC1865 SO-8
●
±3
±7
±3
±7mV
Input Differential Voltage Range
VIN = IN+ – IN–
●
0VREF
0VREF
V
Absolute Input Range
IN+ Input
– 0.05
VCC + 0.05
– 0.05
VCC + 0.05
V
IN– Input
– 0.05
VCC/2
– 0.05
VCC/2
V
VREF Input Range
LTC1864 SO-8 and MSOP,
1
VCC
1VCC
V
LTC1865 MSOP
Analog Input Leakage Current
(Note 4)
●
±1
±1
µA
CIN Input Capacitance
In Sample Mode
12
12
pF
During Conversion
5
5
pF
The
● denotes specifications which apply
over the full operating temperature range, otherwise specifications are TA = 25°C. VCC = 5V, VREF = 5V, unless otherwise noted.
DY A IC ACCURACY
DIGITAL A D DC ELECTRICAL CHARACTERISTICS
The
● denotes specifications which apply over the full operating temperature range, otherwise specifications are TA = 25°C.
VCC = 5V, VREF = 5V, fSCK = fSCK(MAX) as defined in Recommended Operating Conditions, unless otherwise noted.
CO VERTER A D
ULTIPLEXER CHARACTERISTICS
TA = 25°C. VCC = 5V, VREF = 5V, fSAMPLE = 250kHz, unless otherwise noted.
LTC1864/LTC1865
SYMBOL
PARAMETER
CONDITION
MIN
TYP
MAX
UNITS
VIH
High Level Input Voltage
VCC = 5.25V
●
2.4
V
VIL
Low Level Input Voltage
VCC = 4.75V
●
0.8
V
IIH
High Level Input Current
VIN = VCC
●
2.5
µA
IIL
Low Level Input Current
VIN = 0V
●
– 2.5
µA
VOH
High Level Output Voltage
VCC = 4.75V, IO = 10µA
●
4.5
4.74
V
VCC = 4.75V, IO = 360µA
●
2.4
4.72
V
VOL
Low Level Output Voltage
VCC = 4.75V, IO = 1.6mA
●
0.4
V
IOZ
Hi-Z Output Leakage
CONV = VCC
●
±3
µA
ISOURCE
Output Source Current
VOUT = 0V
– 25
mA
ISINK
Output Sink Current
VOUT = VCC
20
mA
IREF
Reference Current (LTC1864 SO-8 and
CONV = VCC
●
0.001
3
µA
MSOP, LTC1865 MSOP)
fSMPL = fSMPL(MAX)
●
0.05
0.1
mA
ICC
Supply Current
CONV = VCC After Conversion
●
0.001
3
µA
fSMPL = fSMPL(MAX)
●
0.85
1.3
mA
PD
Power Dissipation
fSMPL = fSMPL(MAX)
4.25
mW



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