LTC1279 LINER [Linear Technology], LTC1279 Datasheet - Page 4

• Manufacturer Part Number: LTC1279
• Description: 12-Bit, 600ksps Sampling A/D Converter with Shutdown
• Manufacturer: LINER [Linear Technology]

POWER REQUIRE E TS
LTC1279
4
SYMBOL
V
V
I
I
P
TI I G CHARACTERISTICS
SYMBOL
f
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
DD
SS
SAMPLE(MAX)
SAMPLE(MIN)
CONV
ACQ
1
2
3
4
5
6
7
8
9
10
11
12
DD
SS
D
W U
PARAMETER
Positive Supply Voltage (Notes 11, 12)
Negative Supply Voltage (Note 11, 12)
Positive Supply Current
Negative Supply Current
Power Dissipation
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
Data Ready Before BUSY
Wait Time RD After BUSY
Data Access Time After RD
Bus Relinquish Time
RD Low Time
CONVST High Time
Aperture Delay of Sample-and-Hold
W U
(Note 5)
(Note 5)
CONDITIONS
Unipolar
Bipolar
Bipolar Only
f
SHDN = 0V
f
f
SHDN = 0V
CONDITIONS
(Notes 9, 11)
(Notes 9, 11)
(Note 11)
(Notes 11, 13)
C
C
Mode 2, (See Figure 14) (Note 9)
C
C
(3k and 10pF Connected as Shown in
Test Circuits)
(Note 9)
(Notes 9, 13)
Jitter < 50ps
SAMPLE
SAMPLE
SAMPLE
L
L
L
L
Commercial
Industrial
Commercial
Industrial
= 100pF
= 20pF
= 20pF (Note 9)
= 100pF
Commercial
Industrial
Commercial
Industrial
= 600ksps
= 600ksps, V
= 600ksps
SS
= – 5V
– 2.45
4.95
4.75
MIN
MIN
600
– 20
20
40
20
10
10
10
40
t
0
8
0.12
TYP
TYP
160
350
1.7
8.5
1.4
12
60
50
40
35
50
30
12
– 5.25
MAX
5.25
5.25
0.30
120
MAX
24
15
1.66
110
130
140
110
120
125
150
170
1.6
90
75
85
90
3
UNITS
UNITS
mW
mW
kHz
mA
mA
mA
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
V
V
V
s
s