参数资料
型号: LTC1297BCN8
厂商: Linear Technology
文件页数: 20/24页
文件大小: 0K
描述: IC DATA ACQ SYSTEM 12BIT 8-DIP
标准包装: 50
类型: 数据采集系统(DAS)
分辨率(位): 12 b
采样率(每秒): 60k
数据接口: 串行,并联
电压电源: 单电源
电源电压: 5V
工作温度: 0°C ~ 70°C
安装类型: 通孔
封装/外壳: 8-DIP(0.300",7.62mm)
供应商设备封装: 8-PDIP
包装: 管件
5
LTC1292/LTC1297
12927fb
CC
HARA TERISTICS
UW
A
TYPICALPERFOR
CE
LTC1297 Supply Current (Power
Shutdown) vs CLK Frequency
REFERENCE VOLTAGE (V)
0
LINEARITY
(LSB
=
1/4096
×
V
REF
)
0.75
1.00
1.25
4
LTC1292/7 G06
0.50
0.25
0
1
2
3
5
VCC = 5V
Change in Gain vs Temperature
* AS THE CLK FREQUENCY IS DECREASED FROM 1MHz, MINIMUM CLK FREQUENCY (
ERROR ≤ 0.1LSB) REPRESENTS THE
FREQUENCY AT WHICH A 0.1LSB SHIFT IN ANY CODE TRANSITION FROM ITS 1MHz VALUE IS FIRST DETECTED (NOTE 9).
CLK FREQUENCY (kHz)
0
SUPPLY
CURRENT
(
A)
15
20
25
800
LTC1292/7 G04
10
5
0
200
400
600
1000
VCC = 5V
VREF = 5V
CS HIGH
CMOS LOGIC LEVELS
Change in Linearity vs
Reference Voltage
Unadjusted Offset Voltage vs
Reference Voltage
REFERENCE VOLTAGE (V)
1
0.5
0.6
5
LTC1292/7 G05
0.4
0.3
0.1
2
3
4
0.2
0.9
0.8
OFFSET
(LSB
=
1/4096
×
V
REF
)
0.7
VOS = 0.125mV
VCC = 5V
VOS = 0.250mV
Change in Gain vs
Reference Voltage
Change in Offset vs Temperature
AMBIENT TEMPERATURE (
°C)
–50
MAGNITUDE
OF
OFFSET
CHANGE
(LSB)
0.3
0.4
0.5
50
LTC1292/7 G08
0.2
0.1
0
–25
0
25
75
125
100
VCC = 5V
VREF = 5V
CLK = 1MHz
Change in Linearity vs
Temperature
AMBIENT TEMPERATURE (
°C)
–50
MAGNITUDE
OF
LINEARITY
CHANGE
(LSB)
0.3
0.4
0.5
50
LTC1292/7 G09
0.2
0.1
0
–25
0
25
75
125
100
VCC = 5V
VREF = 5V
CLK = 1MHz
DOUT Delay Time vs Temperature
REFERENCE VOLTAGE (V)
0
–1.2
CHANGE
IN
GAIN
(LSB
=
1/4096
×
V
REF
)
–1.0
–0.8
–0.6
–0.4
–0.2
0
12
3
4
LTC1292/7 G07
5
VCC = 5V
AMBIENT TEMPERATURE (
°C)
–50
MAGNITUDE
OF
GAIN
CHANGE
(LSB)
0.3
0.4
0.5
50
LTC1292/7 G10
0.2
0.1
0
–25
0
25
75
125
100
VCC = 5V
VREF = 5V
CLK = 1MHz
AMBIENT TEMPERATURE (
°C)
–50
MINIMUM
CLK
FREQUENCY
(MHz)
0.15
0.20
0.25
50
LTC1292/7 G11
0.10
0.05
–25
0
25
75
125
100
VCC = 5V
Minimum Clock Rate for
0.1 LSB Error*
AMBIENT TEMPERATURE (
°C)
–50
D
OUT
DELAY
TIME
FROM
CLK
(ns)
150
200
250
50
LTC1292/7 G12
100
0
–25
0
25
75
125
100
VCC = 5V
50
MSB FIRST DATA
LSB FIRST DATA
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