LTC1279ISW Ver la hoja de datos (PDF) - Linear Technology
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LTC1279ISW Datasheet PDF : 16 Pages
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LTC1279
WU
POWER REQUIRE E TS (Note 5)
SYMBOL
VDD
PARAMETER
Positive Supply Voltage (Notes 11, 12)
VSS
Negative Supply Voltage (Note 11, 12)
IDD
Positive Supply Current
ISS
Negative Supply Current
PD
Power Dissipation
WU
TI I G CHARACTERISTICS
CONDITIONS
Unipolar
Bipolar
Bipolar Only
fSAMPLE = 600ksps
SHDN = 0V
fSAMPLE = 600ksps, VSS = – 5V
fSAMPLE = 600ksps
SHDN = 0V
(Note 5)
SYMBOL
fSAMPLE(MAX)
tSAMPLE(MIN)
tCONV
tACQ
t1
t2
t3
t4
t5
PARAMETER
Maximum Sampling Frequency
Minimum Throughput Time
(Acquisition Time Plus Conversion Time)
Conversion Time
Acquisition Time
CS↓ to RD↓ Setup Time
CS↓ to CONVST↓ Setup Time
SHDN↑ to CONVST↓ Wake-Up Time
CONVST Low Time
CONVST↓ to BUSY↓ Delay
t6
Data Ready Before BUSY↑
t7
Wait Time RD↓ After BUSY↑
t8
Data Access Time After RD↓
t9
Bus Relinquish Time
t10
RD Low Time
t11
CONVST High Time
t12
Aperture Delay of Sample-and-Hold
CONDITIONS
(Notes 9, 11)
(Notes 9, 11)
(Note 11)
(Notes 11, 13)
CL = 100pF
Commercial
Industrial
CL = 20pF
Mode 2, (See Figure 14) (Note 9)
CL = 20pF (Note 9)
Commercial
Industrial
CL = 100pF
Commercial
Industrial
(3k and 10pF Connected as Shown in
Test Circuits)
Commercial
Industrial
(Note 9)
(Notes 9, 13)
Jitter < 50ps
MIN TYP MAX
4.95
5.25
4.75
5.25
– 2.45
– 5.25
q
12
24
q
1.7
3
q
0.12 0.30
q
60 120
q
8.5
15
UNITS
V
V
V
mA
mA
mA
mW
mW
MIN TYP MAX UNITS
q 600
kHz
q
1.66
µs
q
1.4
1.6
µs
160
ns
q
0
ns
q
20
ns
350
ns
q
40
ns
50
110
ns
q
130
ns
q
140
ns
q
20
40
ns
q – 20
ns
35
90
ns
q
110
ns
q
120
ns
50
125
ns
q
150
ns
q
170
ns
10
30
75
ns
q
10
85
ns
q
10
90
ns
q
t8
ns
q
40
ns
12
ns
4
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