參數(shù)資料
型號(hào): LTC1294
廠商: Linear Technology Corporation
英文描述: Single Chip 12-Bit Data Acquisition System(單片,12位數(shù)據(jù)采集系統(tǒng))
中文描述: 單芯片12位數(shù)據(jù)采集系統(tǒng)(單片,12位數(shù)據(jù)采集系統(tǒng))
文件頁(yè)數(shù): 6/28頁(yè)
文件大小: 403K
代理商: LTC1294
6
LTC1293/LTC1294/LTC1296
LTC1296 SSO Source Current vs
V
CC
– V
SSO
C
HARA TERISTICS
U
A
TYPICAL PERFOR
CE
Maximum Clock Rate vs Source
Resistance
D
OUT
Delay Time vs Temperature
CYCLE TIME (μs)
10
M
F
*
)
100
1k
10k
10
1k
10k
LTC1293 G12
1
100
+
+V
IN
C
FILTER
1μF
R
FILTER
Maximum Filter Resistor vs Cycle
Time
Sample and Hold Acquisition
Time vs Source Resistance
R
SOURCE
+ (
)
100
1
S
10
100
1000
10000
LTC1292 G13
+
V
IN
R
SOURCE
+
V
REF
= 5V
V
CC
= 5V
T
= 25°C
0V TO 5V INPUT STEP
Input Channel leakage Current vs
Temperature
AMBIENT TEMPERATURE (°C)
–50
0
I
100
300
400
500
1000
700
–10
30
50
130
LTC1293 G14
200
800
900
600
–30
10
70
90 110
ON CHANNEL
OFF CHANNEL
GUARANTEED
Noise Error vs Reference Voltage
REFERENCE VOLTAGE (V)
0
0
P
0.25
0.75
1.00
1.25
2
4
5
2.25
0.50
1
3
1.50
1.75
2.00
LTC1293 G15
LTC1293/4/6 NOISE = 200μV
p-p
LTC1296 SSO Sink Current vs
V
SSO
100
0.2
M
0.4
0.6
0.8
1.0
1k
10k
100k
LTC1293 G11
0
V
CC
= 5V
V
= 5V
CLK = 1MHz
R
SOURCE–
(
)
+
+IN
–IN
+V
IN
R
SOURCE
* MAXIMUM CLK FREQUENCY REPRESENTS THE CLK
FREQUENCY AT WHICH A 0.1LSB SHIFT IN THE ERROR
AT ANY CODE TRANSITION FROM ITS 1MHz VALUE IS
FIRST DETECTED.
** MAXIMUM R
REPRESENTS THE FILTER RESISTOR
VALUE AT WHICH A 0.1LSB CHANGE IN FULL SCALE ERROR
FROM ITS VALUE AT R
FILTER
= 0
IS FIRST DETECTED.
0
I
S
μ
A 300
400
500
0.8
LTC1293 G17
200
100
0
0.2
0.4
0.6
1.0
V
CC
= 5V
V
SSO
VOLTAGE (V)
0
I
S
μ
A
300
400
500
0.4
LTC1293 G16
200
0
0.1
0.2
V
CC
– V
SSO
VOLTAGE (V)
0.3
0.5
0.7
0.6
V
CC
= 5V
100
AMBIENT TEMPERATURE (°C)
–50
D
O
150
200
250
50
LTC1293 G10
100
0
–25
0
25
75
125
100
V
CC
= 5V
50
MSB FIRST DATA
LSB FIRST DATA
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