LTC1417C(RevA) 查看數據表（PDF） - Linear Technology
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LTC1417C
(Rev.:RevA)
(Rev.:RevA)
Linear Technology
LTC1417C Datasheet PDF : 32 Pages
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LTC1417
POWER REQUIRE E TS The q indicates specifications which apply over the full operating temperature range,
otherwise specifications are at TA = 25°C. (Note 5)
SYMBOL PARAMETER
CONDITIONS
VDD
Positive Supply Voltage (Notes 10, 11)
VSS
Negative Supply Voltage (Note 10)
Bipolar Only (VSS = 0V for Unipolar)
IDD
Positive Supply Current
Unipolar, RD High (Note 5)
Bipolar, RD High (Note 5)
Nap Mode
Sleep Mode
SHDN = 0V, RD = 0V
SHDN = 0V, RD = 5V
ISS
Negative Supply Current
Nap Mode
Sleep Mode
Bipolar, RD High (Note 5)
SHDN = 0V, RD = 0V
SHDN = 0V, RD = 5V
PDIS
Power Dissipation
Unipolar
Bipolar
MIN
TYP
MAX
UNITS
4.75
5.25
V
– 4.75
– 5.25
V
q
4.0
5.5
mA
q
4.3
6.0
mA
750
µA
0.1
µA
q
2.0
2.8
mA
0.7
µA
1.5
nA
q
20.0
27.5
mW
q
31.5
44
mW
WU
TI I G CHARACTERISTICS The q indicates specifications which apply over the full operating temperature
range, otherwise specifications are at TA = 25°C. (Note 5)
SYMBOL
fSAMPLE(MAX)
tCONV
tACQ
tACQ + tCONV
t1
t2
t3
t4
t5
t6
t7
PARAMETER
Maximum Sampling Frequency
Conversion Time
Acquisition Time
Acquisition Plus Conversion Time
SHDN↑ to CONVST↓ Wake-Up Time from Nap Mode
CONVST Low Time
CONVST to BUSY Delay
Data Ready Before BUSY↑
Delay Between Conversions
Wait Time RD↓ After BUSY↑
Data Access Time After RD↓
CONDITIONS
(Note 10)
(Notes 10, 11)
CL = 25pF
CL = 25pF
(Note 10)
CL = 25pF
CL = 100pF
t8
t9
t10
t11
t12
fSCLK
fEXTCLKIN
tdEXTCLKIN
Bus Relinquish Time
RD Low Time
CONVST High Time
Delay Time, SCLK↓ to DOUT Valid
Time from Previous Data Remain Valid After SCLK↓
Shift Clock Frequency
CL = 25pF
CL = 25pF
(Note 13)
External Conversion Clock Frequency
Delay Time, CONVST↓ to External Conversion Clock Input (Note 9)
MIN
TYP
MAX
UNITS
q 400
kHz
q
1.8
2.25
µs
q
150
500
ns
q
2.1
2.5
µs
500
ns
q 40
ns
q
35
70
ns
q
7
12
ns
q 250
ns
q –5
ns
15
30
ns
q
40
ns
20
40
ns
q
55
ns
q
35
ns
q
t7
ns
q 40
ns
q
15
40
ns
q
5
10
ns
q
0
20
MHz
q 0.05
9
MHz
q
20
µs
4
sn1417 1417fas
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