参数资料
型号: LTC1198-1ACS8#TRPBF
厂商: Linear Technology
文件页数: 27/28页
文件大小: 0K
描述: IC ADC 8BIT 750KHZ SAMPL 8-SOIC
标准包装: 2,500
位数: 8
采样率(每秒): 750k
数据接口: 串行
转换器数目: 1
功率耗散(最大): 50mW
电压电源: 单电源
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOIC
包装: 带卷 (TR)
输入数目和类型: 1 个单端,单极
LTC1196/LTC1198
8
119698fb
TYPICAL PERFORMANCE CHARACTERISTICS
Linearity Error
vs Reference Voltage
Linearity Error vs Supply Voltage
Supply Current vs Sample Rate
Minimum Clock Rate for
0.1LSB* Error
ADC Noise vs Referenced
and Supply Voltage
Sample-and-Hold Acquisition
Time vs Source Resistance
Gain vs Supply Voltage
Maximum Clock Frequency
vs Supply Voltage
Maximum Clock Frequency
vs Source Resistance
REFERENCE VOLTAGE (V)
LINEARITY
ERROR
(LSB)
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
1196/98 G07
0.5
5.0
3.5
2.5
4.0
1.0
2.0
1.5
4.5
3.0
TA = 25°C
VCC = 5V
fCLK = 12MHz
SUPPLY VOLTAGE (V)
2.5
LINEARITY
ERROR
(LSB)
0.5
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
3.5
4.5
5.0
1196/98 G08
3.0
4.0
5.5
6.0
TA = 25°C
VREF = VCC
fCLK = 3MHz
REFERENCE VOLTAGE (V)
0
MAGNITUDE
OF
GAIN
ERROR
(LSB)
4.0
1196/98 G09
1.0
2.0
3.0
5.0
0.5
1.5
2.5
3.5
4.5
TA = 25°C
VCC = 5V
fCLK = 12MHz
0.5
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
SUPPLY VOLTAGE (V)
2.5
MAGNITUDE
OF
GAIN
ERROR
(LSB)
0.5
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
3.5
4.5
5.0
1196/98 G10
3.0
4.0
5.5
6.0
TA = 25°C
fCLK = 3MHz
VREF = VCC
SUPPLY VOLTAGE (V)
2.5
19
17
15
13
11
9
7
5
4.0
5.0
1196/98 G11
3.0
3.5
4.5
5.5
6.0
MAXIMUM
CLOCK
FREQUENCY
(MHz)
TA = 25°C
VREF = VCC
SOURCE RESISTANCE (Ω)
CLOCK
FREQUENCY
(MHz)
18
16
14
12
10
8
6
4
2
0
1
100
1k
100k
1196/98 G12
10
10k
TA = 25°C
VCC = VREF = 5V
RSOURCE
VIN
+IN
–IN
TEMPERATURE (°C)
–55
MINIMUM
CLOCK
FREQUENCY
(kHz)
100
90
80
70
60
50
40
30
20
10
0
–15
25
45
125
1196/98 G13
–35
5
65
85 105
VCC = 5V
VREF = 5V
SUPPLY VOLTAGE (V)
2.5
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0
4.0
5.0
1196/98 G14
3.0
3.5
4.5
5.5
6.0
PEAK-TO-PEAK
ADC
NOISE
(LSB)
TA = 25°C
VREF = VCC
SOURCE RESISTANCE (Ω)
1
100
S&H
ACQUISITION
TIME
(ns)
1000
10000
100
10k
1196/98 G15
10
1k
TA = 25°C
VCC = VREF = 5V
RSOURCE
+
VIN
+IN
–IN
*AS THE FREQUENCY IS DECREASED FROM 12MHz, MINIMUM CLOCK FREQUENCY (
ΔERROR ≤ 0.1LSB) REPRESENTS THE
FREQUENCY AT WHICH A 0.1LSB SHIFT IN ANY CODE TRANSITION FROM ITS 12MHz VALUE IS FIRST DETECTED.
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