參數(shù)資料
型號: LTC1092C
廠商: Linear Technology Corporation
英文描述: 1-, 2-, 6- and 8-Channel, 10-Bit Serial I/O Data Acquisition Systems
中文描述: 1 - ,2 - ,6 -和8通道,10位串行I / O數(shù)據(jù)采集系統(tǒng)
文件頁數(shù): 6/32頁
文件大?。?/td> 356K
代理商: LTC1092C
6
LTC 1091/LTC 1092
LTC 1093/LTC 1094
C
HARA TERISTICS
LTC1091/LTC1092/LTC1093/LTC1094
Maximum Filter Resistor vs
Cycle Time
U
A
TYPICAL PERFOR
LTC1091/LTC1092/LTC1093/LTC1094
Maximum Clock Rate vs
Source Resistance
1.25
CE
LTC1091/LTC1092/LTC1093/LTC1094
Sample-and-Hold Acquisition Time
vs Source Resistance
R
SOURCE
(
)
10
M
1.00
0.75
0.50
0.25
0
100
1k
10k
1091/2/3/4 G10
V
CC
= 5V
T
A
= 25
°
C
“+” OR “–”
INPUT
V
IN
R
SOURCE
CYCLE TIME (
μ
s)
100
M
F
)
1k
10k
100k
10
1000
10000
1091/2/3/4 G11
10
100
+
V
IN
C
FILTER
1
μ
F
R
FILTER
R
SOURCE
+ (
)
100
1k
10k
1091/2/3/4 G12
0.1
S
μ
s
1
10
+
V
IN
R
SOURCE
+
V
CC
= 5V
T
= 25
°
C
0V TO 5V INPUT STEP
LTC1091 Change in Full-Scale
Error vs Supply Voltage
AMBIENT TEMPERATURE (
°
C)
–50
I100
80
60
40
20
0
50
1091/2/3/4 G13
–25
0
25
75
125
100
ON-CHANNEL OR
OFF-CHANNEL
SUPPLY VOLTAGE (V)
4
O
C
(
V
R
)
1.25
1.00
0.75
0.5
0.25
0
5
6
7
8
1091/2/3/4 G14
9
10
f
CLK
= 500kHz
T
A
= 25
°
C
V
OS
= 0.85mV AT V
CC
(V
REF
) = 5V
1
1
SUPPLY VOLTAGE (V)
4
L
C
(
V
R
)
1.25
1.00
0.75
0.5
0.25
0
5
6
7
8
1091/2/3/4 G15
9
10
f
CLK
= 500kHz
T
A
= 25
°
C
1
1
LTC1091/LTC1092 Input Channel
Leakage Current vs Temperature
LTC1091 Offset Error vs
Supply Voltage
LTC1091 Linearity Error vs
Supply Voltage
SUPPLY VOLTAGE (V)
4
C
[
C
(
V
R
)
0.50
0.25
0
–0.25
–0.50
–0.75
5
6
7
8
1091/2/3/4 G16
9
10
f
CLK
= 500kHz
T
A
= 25
°
C
1
1
AMBIENT TEMPERATURE (
°
C)
–50
S
1.8
1.6
1.4
1.2
1.0
0.8
0.6
50
1091/2/3/4 G18
–25
0
25
75
125
100
f
CLK
= 500kHz
V
CC
(V
REF
) = 5V
CS = 5V
LTC1091 Supply Current vs
Temperature
AS THE CLK FREQUENCY AND SOURCE RESISTANCE ARE INCREASED, MAXIMUM CLK
FREQUENCY (
ERROR
0.1LSB) REPRESENTS THE FREQUENCY AT WHICH A 0.1LSB
SHIFT IN ANY CODE TRANSITION FROM ITS 500kHz, 0
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.
SUPPLY VOLTAGE (V)
S
7
6
5
4
3
2
1
0
1092/2/3/4 G17
4
5
6
7
8
9
10
f
CLK
= 500kHz
CS = V
CC
(V
REF
)
T
A
= 25
°
C
LTC1091 Supply Current vs
Supply Voltage
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