参数资料
型号: LTC6912CDE-1#PBF
厂商: Linear Technology
文件页数: 21/24页
文件大小: 0K
描述: IC PGA DIGITAL R-R DUAL 12-DFN
标准包装: 91
放大器类型: 可编程增益
电路数: 2
输出类型: 满摆幅
转换速率: 26 V/µs
增益带宽积: 33MHz
电压 - 输入偏移: 125µV
电流 - 电源: 2.25mA
电流 - 输出 / 通道: 35mA
电压 - 电源,单路/双路(±): 2.7 V ~ 10.5 V,±2.7 V ~ 5.25 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
LTC6912
6
6912fa
C, I GRADES
H GRADE
PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
ELECTRICAL CHARACTERISTICS The denotes the specifications that apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VS = 5V, AGND = 2.5V, Gain = 1, RL = 10k to midsupply point, unless
otherwise noted.
Specifications for the LTC6912-1 ONLY
Channel-to-Channel
VS = 2.7V, Gain = 1, RL = 10k
–0.1
±0.02
0.1
–0.1
±0.02
0.1
dB
Voltage Gain Match
VS = 2.7V, Gain = 1, RL = 500
–0.1
±0.02
0.1
–0.1
±0.02
0.1
dB
(Note 6)
VS = 2.7V, Gain = 2, RL = 10k
–0.1
±0.02
0.1
–0.1
±0.02
0.1
dB
VS = 2.7V, Gain = 5, RL = 10k
–0.15
±0.02
0.15
–0.15
±0.02
0.15
dB
VS = 2.7V, Gain = 10, RL = 10k
–0.15
±0.02
0.15
–0.15
±0.02
0.15
dB
VS = 2.7V, Gain = 10, RL = 500
–0.15
±0.02
0.15
–0.2
±0.02
0.2
dB
VS = 2.7V, Gain = 20, RL = 10k
–0.15
±0.02
0.15
–0.15
±0.02
0.15
dB
VS = 2.7V, Gain = 50, RL = 10k
–0.15
±0.02
0.15
–0.15
±0.02
0.15
dB
VS = 2.7V, Gain = 100, RL = 10k
–0.2
±0.02
0.2
–0.2
±0.02
0.2
dB
VS = 2.7V, Gain = 100, RL = 500
–1.0
±0.02
1.0
–1.5
±0.02
1.5
dB
VS = 5V, Gain = 1, RL = 10k
–0.1
±0.02
0.1
–0.1
±0.02
0.1
dB
VS = 5V, Gain = 1, RL = 500
–0.1
±0.02
0.1
–0.1
±0.02
0.1
dB
VS = 5V, Gain = 2, RL = 10k
–0.1
±0.02
0.1
–0.1
±0.02
0.1
dB
VS = 5V, Gain = 5, RL = 10k
–0.15
±0.02
0.15
–0.15
±0.02
0.15
dB
VS = 5V, Gain = 10, RL = 10k
–0.15
±0.02
0.15
–0.15
±0.02
0.15
dB
VS = 5V, Gain = 10, RL = 500
–0.15
±0.02
0.15
–0.15
±0.02
0.15
dB
VS = 5V, Gain = 20, RL = 10k
–0.15
±0.02
0.15
–0.15
±0.02
0.15
dB
VS = 5V, Gain = 50, RL = 10k
–0.15
±0.02
0.15
–0.15
±0.02
0.15
dB
VS = 5V, Gain = 100, RL = 10k
–0.2
±0.02
0.2
–0.2
±0.02
0.2
dB
VS = 5V, Gain = 100, RL = 500
–0.8
±0.02
0.8
–1.2
±0.02
1.2
dB
VS = ±5V, Gain = 1, RL = 10k
–0.1
±0.02
0.1
–0.1
±0.02
0.1
dB
VS = ±5V, Gain = 1, RL = 500
–0.1
±0.02
0.1
–0.1
±0.02
0.1
dB
VS = ±5V, Gain = 2, RL = 10k
–0.1
±0.02
0.1
–0.1
±0.02
0.1
dB
VS = ±5V, Gain = 5, RL = 10k
–0.15
±0.02
0.15
–0.15
±0.02
0.15
dB
VS = ±5V, Gain = 10, RL = 10k
–0.15
±0.02
0.15
–0.15
±0.02
0.15
dB
VS = ±5V, Gain = 10, RL = 500
–0.15
±0.02
0.15
–0.15
±0.02
0.15
dB
VS = ±5V, Gain = 20, RL = 10k
–0.15
±0.02
0.15
–0.15
±0.02
0.15
dB
VS = ±5V, Gain = 50, RL = 10k
–0.15
±0.02
0.15
–0.15
±0.02
0.15
dB
VS = ±5V, Gain = 100, RL = 10k
–0.2
±0.02
0.2
–0.2
±0.02
0.2
dB
VS = ±5V, Gain = 100, RL = 500
–0.6
±0.02
0.6
–0.9
±0.02
0.9
dB
Gain Temperature Coefficient
VS = 5V, Gain = 1, RL = OPEN
2
ppm/
°C
(Note 6)
VS = 5V, Gain = 2, RL = OPEN
–1.5
ppm/
°C
VS = 5V, Gain = 5, RL = OPEN
–11
ppm/
°C
VS = 5V, Gain = 10, RL = OPEN
–30
ppm/
°C
VS = 5V, Gain = 20, RL = OPEN
–40
ppm/
°C
VS = 5V, Gain = 50, RL = OPEN
–70
ppm/
°C
VS = 5V, Gain = 100, RL = OPEN
–140
ppm/
°C
Channel-to-Channel Gain
VS = 5V, Gain = 1, RL = OPEN
1
ppm/
°C
Temperature Coefficient Match
VS = 5V, Gain = 2, RL = OPEN
1
ppm/
°C
(Gain Specified in dB’s)
VS = 5V, Gain = 5, RL = OPEN
0.2
ppm/
°C
(Note 6)
VS = 5V, Gain = 10, RL = OPEN
–1
ppm/
°C
VS = 5V, Gain = 20, RL = OPEN
–1
ppm/
°C
VS = 5V, Gain = 50, RL = OPEN
–3
ppm/
°C
VS = 5V, Gain = 100, RL = OPEN
–3
ppm/
°C
Channel-to-Channel Isolation
f = 200kHz,
(Note 7)
VS = 5V, Gain = 1, RL = 10k
113
dB
VS = 5V, Gain = 10, RL = 10k
108
dB
VS = 5V, Gain = 100, RL = 10k
89
dB
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