参数资料
型号: LTC6915CDE#PBF
厂商: Linear Technology
文件页数: 16/18页
文件大小: 0K
描述: IC PGA DIGITAL PREC 0DRFT 12DFN
标准包装: 91
放大器类型: 仪表
电路数: 1
输出类型: 满摆幅
转换速率: 0.2 V/µs
增益带宽积: 200kHz
电流 - 输入偏压: 4nA
电压 - 输入偏移: 5µV
电流 - 电源: 1.73mA
电压 - 电源,单路/双路(±): 2.7 V ~ 11 V,±1.35 V ~ 5.5 V
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 12-WFDFN 裸露焊盘
供应商设备封装: 12-DFN-EP(4x3)
包装: 管件
LTC6915
7
6915fb
Typical perForMance characTerisTics
Input Offset Voltage vs Input
Common Mode
Input Offset Voltage vs Input
Common Mode
Input Offset Voltage vs Input
Common Mode
Error Due to Input RS vs Input
Common Mode
Error Due to Input RS vs Input
Common Mode
Error Due to Input RS vs Input
Common Mode
Input Offset Voltage vs Input
Common Mode
Input Offset Voltage vs Input
Common Mode
Input Offset Voltage vs Input
Common Mode
INPUT COMMON MODE VOLTAGE (V)
0
0.5
INPUT
OFFSET
VOLTAGE
(V)
1.0
2.0
1.5
2.5
3.0
6915 G01
0
–2
–4
–6
–8
–10
–12
–14
–16
AV = 4096
AV = 256
AV = 16
AV = 1
VS = 3V
VREF = 0.2V
TA = 25°C
INPUT COMMON MODE VOLTAGE (V)
2
0
–2
–4
–6
–8
–10
–12
–14
–16
–18
INPUT
OFFSET
VOLTAGE
(V)
6915 G02
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
AV = 4096
AV = 256
AV = 16
AV = 1
VS = 5V
VREF = 0.2V
TA = 25°C
INPUT COMMON MODE VOLTAGE (V)
–5
INPUT
OFFSET
VOLTAGE
(V)
8
6
4
2
0
–2
–4
–6
–8
–10
–12
–14
3
6915 G03
–3
–1
1
5
–4
4
–2
0
2
AV = 4096
AV = 256
AV = 16
AV = 1
VS = ±5V
VREF = 0V
TA = 25°C
INPUT COMMON MODE VOLTAGE (V)
0
0.5
INPUT
OFFSET
VOLTAGE
(V)
1.0
2.0
1.5
2.5
3.0
6915 G04
20
15
10
5
0
–5
–10
–15
–20
VS = 3V
VREF = 0.2V
AV = 16
TA = 125°C
TA = 85°C
TA = 70°C
TA = –50°C
TA = 25°C
INPUT
OFFSET
VOLTAGE
(V)
20
15
10
5
0
–5
–10
–15
–20
INPUT COMMON MODE VOLTAGE (V)
1
4
0
6915 G05
2
3
5
VS = 5V
VREF = 0.2V
AV = 16
TA = 125°C
TA = 85°C
TA = 70°C
TA = –50°C
TA = 25°C
20
15
10
5
0
–5
–10
–15
–20
–25
INPUT COMMON MODE VOLTAGE (V)
–5
INPUT
OFFSET
VOLTAGE
(V)
–1
3
5
6915 G06
–3
1
VS = ±5V
VREF = 0V
AV = 16
TA = 125°C
TA = 85°C
TA = 70°C
TA = –50°C
TA = 25°C
INPUT COMMON MODE VOLTAGE (V)
0
ADDITIONAL
OFFSET
(V)
10
0
–10
–20
–30
–40
–50
0.5
1.0
1.5
2.0
6915 G07
2.5
3.0
VS = 3V
VREF = 0.2V
R+ = R= RS
CIN < 100pF
AV = 16
TA = 25°C
RS = 5k
RS = 10k
RS = 20k
+
RS
CIN
RS = 15k
INPUT COMMON MODE VOLTAGE (V)
0
ADDITIONAL
OFFSET
(V)
0
10
4
6915 G08
–10
–20
1
2
3
5
20
VS = 5V
VREF = 0.2V
R+ = R= RS
CIN < 100pF
AV = 16
TA = 25°C
+
RS
CIN
RS = 15k
RS = 5k
RS = 20k
RS = 10k
INPUT COMMON MODE VOLTAGE (V)
–5
ADDITIONAL
OFFSET
(V)
0
10
3
6915 G09
–10
–20
–3
–1
1
5
20
RS = 15k
RS = 5k
RS = 20k
VS = ±5V
VREF = 0V
R+ = R= RS
CIN < 100pF
AV = 16
TA = 25°C
+
RS
CIN
RS = 10k
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