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LTC2301CDEXPBF 数据表(PDF) 5 Page - Linear Technology

部件名 LTC2301CDEXPBF
功能描述  1-/2-Channel, 12-Bit ADCs with I2C Compatible Interface
PDF  24 Pages
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制造商  LINER [Linear Technology]
网页  http://www.linear.com
标志 LINER - Linear Technology

LTC2301CDEXPBF 数据表(HTML) 5 Page - Linear Technology

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LTC2301/LTC2305
5
23015f
POWER REQUIREMENTS
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VDD
Supply Voltage
l
4.75
5
5.25
V
IDD
Supply Current
Nap Mode
Sleep Mode
14ksps Sample Rate
SLP Bit = 0, Conversion Done
SLP Bit = 1, Conversion Done
l
l
l
2.3
225
7
3.5
400
15
mA
μA
μA
PD
Power Dissipation
Nap Mode
Sleep Mode
14ksps Sample Rate
SLP Bit = 0, Conversion Done
SLP Bit = 1, Conversion Done
l
l
l
11.5
1.125
35
17.5
2
75
mW
mW
μW
The
l denotes the specifications which apply over the full operating temperature
range, otherwise specifications are at TA = 25°C. (Note 4)
I2C TIMING CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
fSCL
SCL Clock Frequency
l
400
kHz
tHD(SDA)
Hold Time (Repeated) Start Condition
l
0.6
μs
tLOW
Low Period of the SCL Pin
l
1.3
μs
tHIGH
High Period of the SCL Pin
l
0.6
μs
tSU(STA)
Set-Up Time for a Repeated Start
Condition
l
0.6
μs
tHD(DAT)
Data Hold Time
l
0
0.9
μs
tSU(DAT)
Data Set-Up Time
l
100
ns
tr
Rise Time for SDA/SCL Signals
(Note 11)
l
20 + 0.1CB
300
ns
tf
Fall Time for SDA/SCL Signals
(Note 11)
l
20 + 0.1CB
300
ns
tSU(STO)
Set-Up Time for Stop Condition
l
0.6
μs
tBUF
Bus Free Time Between a Second Start
Condition
l
1.3
μs
The
l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. (Note 4)
ADC TIMING CHARACTERISTICS The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. (Note 4)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
fSMPL
Throughput Rate (Successive Reads)
l
14
ksps
tCONV
Conversion Time
l
1.3
1.6
μs
tACQ
Acquisition Time
(Note 8)
l
240
ns
tREFWAKE
REFCOMP Wakeup Time (Note 12)
CREFCOMP = 10μF, CREF = 2.2μF
200
ms



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