參數(shù)資料
型號(hào): LTC1289BIN
廠商: LINEAR TECHNOLOGY CORP
元件分類: ADC
英文描述: 3 Volt Single Chip 12-Bit Data Acquisition System
中文描述: 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDIP20
封裝: PLASTIC, DIP-20
文件頁(yè)數(shù): 5/28頁(yè)
文件大?。?/td> 487K
代理商: LTC1289BIN
5
LTC1289
C
HARA TERISTICS
U
A
TYPICAL PERFOR
CE
Supply Current vs Temperature
Change in Linearity vs Reference
Voltage
Change in Gain vs Reference
Voltage
Supply Current vs Supply Voltage
TEMPERATURE (°C)
–40
1.3
S
1.4
1.5
1.6
1.7
–25 –10
50
LTC 1289 TPC02
1.8
1.9
5
20
35
65
95
80
ACLK = 2MHz
V
CC
= 3V
Unadjusted Offset Voltage vs
Reference Voltage
Change in Offset vs Temperature
Maximum ACLK Frequency vs
Source Resistance
* MAXIMUM ACLK FREQUENCY REPRESENTS THE ACLK FREQUENCY AT WHICH A 0.1LSB SHIFT
IN THE ERROR AT ANY CODE TRANSITION FROM ITS 2MHZ VALUE IS FIRST DETECTED.
SUPPLY VOLTAGE (V)
2.7
0.8
S
1.0
1.4
1.6
1.8
2.8
2.2
2.9
3.1 3.2
3.6
LTC1289 TPC01
1.2
2.4
2.6
2.0
2.8
3.0
3.3 3.4 3.5
ACLK = 2MHz
T
A
= 25°C
REFERENCE VOLTAGE (V)
0
0
O
×
R
)
0.1
0.3
0.4
0.5
1.0
2.0
3.0
0.9
LTC1289 TPC03
0.2
0.5
1.5
0.6
0.7
0.8
2.5
V
CC
= 3V
V
OS
= 0.250mV
V
OS
= 0.125mV
REFERENCE VOLTAGE (V)
0
0
C
×
R
)
0.1
0.2
0.3
0.4
0.5
0.5
1.0
1.5
2.0
LTC1289 TPC04
2.5
3.0
V
CC
= 3V
Change in Linearity vs
Temperature
AMBIENT TEMPERATURE (°C)
–60
M
0.3
0.4
0.5
0
40
100
LTC1289 TPC07
0.2
0.1
0
–40 –20
20
60
80
V
CC
= 3V
V
= 2.5V
ACLK = 2MHz
AMBIENT TEMPERATURE (°C)
–60
M
0.3
0.4
0.5
0
40
100
LTC1289 TPC08
0.2
0.1
0
–40 –20
20
60
80
V
CC
= 3V
V
= 2.5V
ACLK = 2MHz
Change in Gain vs Temperature
R
SOURCE
(
)
100
0
M
2
3
1k
10 k
100k
LTC1289 TPC09
1
V
CC
= 3V
V
REF
= 2.5V
T
A
= 25°C
+
INPUT
INPUT
V
IN
R
SOURCE–
AMBIENT TEMPERATURE (°C)
–60
M
0.3
0.4
0.5
0
40
100
LTC1289 TPC06
0.2
0.1
0
–40 –20
20
60
80
V
CC
= 3V
V
= 2.5V
ACLK = 2MHz
REFERENCE VOLTAGE (V)
0
C
×
R
)
0.15
0.20
0.25
2.0
LTC1289 TPC05
–0.05
–0.15
–0.25
0.5
1.0
1.5
2.5
3.0
0.10
0.05
0
–0.10
–0.20
V
CC
= 3V
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