参数资料
型号: LTC6915IGN
厂商: Linear Technology
文件页数: 13/18页
文件大小: 0K
描述: IC PGA DIGITAL PREC 0DRFT 16SSOP
标准包装: 100
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: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-SSOP(0.154",3.90mm 宽)
供应商设备封装: 16-SSOP
包装: 管件
LTC6915
4
6915fb
elecTrical characTerisTics The
l
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C.
VOS
Input Offset Voltage (Note 3)
VCM = 200mV
–3
±10
V
Average Input Offset Drift (Note 3)
TA = –40°C to 85°C
TA = 85°C to 125°C
l
±50
±100
nV/°C
Average Input Bias Current (Note 4)
VCM = 1.2V
l
5
10
nA
IOS
Average Input Offset Current (Note 4)
VCM = 1.2V
l
1.5
3
nA
CMRR
Common Mode Rejection Ratio
AV = 1024, VCM = 0V to 5V, LTC6915C
AV = 1024, VCM = 0.1V to 4.9V, LTC6915I
AV = 1024, VCM = 0V to 5V, LTC6915I
AV = 1024, VCM = 0.1V to 4.9V, LTC6915H
AV = 1024, VCM = 0V to 4.97V, LTC6915H
l
105
95
100
85
125
dB
PSRR
Power Supply Rejection Ratio (Note 5)
VS = 2.7V to 6V
l
110
116
dB
Output Voltage Swing High
Sourcing 200A
Sourcing 2mA
l
4.95
4.80
4.99
4.93
V
Output Voltage Swing Low
Sinking 200A
Sinking 2mA
l
17
120
50
300
mV
V+ = 5V, V= 0V, VREF = 200mV
Supply Current, Parallel Mode
No Load at OUT, VCM = 200mV
l
0.95
1.48
mA
Supply Current, Serial Mode (Note 6)
No Load at OUT, Capacitive Load at
DOUT (CL) = 15pF, Continuous CLK
Frequency = 4MHz, CS = LOW,
Gain Control Code = 0001
l
1.4
2
mA
Supply Current, Shutdown
VSHDN = 4.5V (Hardware Shutdown)
VSHDN = 1V, Gain Control Code = 0000
(Software Shutdown)
l
2
135
10
200
A
SHDN Input High
l
4.5
V
SHDN Input Low
l
1
V
SHDN and HOLD_THRU Input Current (Note 2)
l
5
A
Internal Op Amp Gain Bandwidth
200
kHz
Slew Rate
0.2
V/s
Internal Sampling Frequency
3
kHz
V+ = 5V, V= –5V, VREF = 0V
Gain Error (Note 2)
AV = 1 (RL = 10k)
l
–0.075
0
0.075
%
Gain Error (Note 2)
AV = 2 to 32 (RL = 10k)
l
–0.5
0
0.5
%
Gain Error (Note 2)
AV = 64 to 1024 (RL = 10k)
l
–0.6
–0.1
0.6
%
Gain Error (Note 2)
AV = 2048, 4096 (RL = 10k)
l
–1
–0.2
1
%
Gain Nonlinearity
AV = 1
l
3
15
ppm
VOS
Input Offset Voltage (Note 3)
VCM = 0mV
5
±20
V
Average Input Offset Drift (Note 3)
TA = –40°C to 85°C
TA = 85°C to 125°C
l
±50
±100
nV/°C
IOS
Average Input Bias Current (Note 4)
VCM = 1V
l
4
10
nA
Average Input Offset Current (Note 4)
VCM = 1V
l
1.5
3
nA
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