参数资料
型号: LT1794ISW#TR
厂商: Linear Technology
文件页数: 14/20页
文件大小: 0K
描述: IC OPAMP 200MHZ DUAL 20-SOIC
标准包装: 1,000
类型: 线路驱动器,发射器
驱动器/接收器数: 2/0
规程: xDSL
电源电压: 18V
安装类型: 表面贴装
封装/外壳: 20-SOIC(0.295",7.50mm 宽)
供应商设备封装: 20-SOIC
包装: 带卷 (TR)
其它名称: LT1794ISWTR
3
LT1794
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
CIN
Input Capacitance
3pF
Input Voltage Range (Positive)
(Note 5)
q
V+ – 2
V+ – 1
V
Input Voltage Range (Negative)
(Note 5)
q
V+ 1
V+ 2
V
CMRR
Common Mode Rejection Ratio
VCM = (V+ – 2V) to (V+ 2V)
74
83
dB
q
66
dB
PSRR
Power Supply Rejection Ratio
VS = ±4V to ±15V
74
88
dB
q
66
dB
AVOL
Large-Signal Voltage Gain
VS = ±15V, VOUT = ±13V, RL = 100
70
82
dB
q
64
dB
VS = ±12V, VOUT = ±10V, RL = 40
63
76
dB
q
57
dB
VS = ±5V, VOUT = ±3V, RL = 25
60
70
dB
q
54
dB
VOUT
Output Swing
VS = ±15V, RL = 100
13.8
14.0
±V
q
13.6
±V
VS = ±15V, IL = 250mA
13.6
13.9
±V
q
13.4
±V
VS = ±12V, RL = 100
10.9
11.1
±V
q
10.7
±V
VS = ±12V, IL = 250mA
10.6
10.9
±V
q
10.4
±V
VS = ±5V, RL = 25
3.7
4.0
±V
q
3.5
±V
VS = ±5V, IL = 250mA
3.6
3.9
±V
q
3.4
±V
IOUT
Maximum Output Current
VS = ±15V, RL = 1
500
720
mA
IS
Supply Current per Amplifier
VS = ±15V, RBIAS = 24.9k (Note 6)
10
13
18
mA
q
820
mA
VS = ±12V, RBIAS = 24.9k (Note 6)
8.0
10
13.5
mA
q
6.7
15.0
mA
VS = ±12V, RBIAS = 32.4k (Note 6)
8
mA
VS = ±12V, RBIAS = 43.2k (Note 6)
6
mA
VS = ±12V, RBIAS = 66.5k (Note 6)
4
mA
VS = ±5V, RBIAS = 24.9k (Note 6)
2.2
3.4
5.0
mA
q
1.8
5.8
mA
Supply Current in Shutdown
VSHDN = 0.4V
0.1
1
mA
Output Leakage in Shutdown
VSHDN = 0.4V
0.3
1
mA
Channel Separation
VS = ±12V, VOUT = ±10V, RL = 40
80
110
dB
q
77
dB
SR
Slew Rate
VS = ±15V, AV = – 10, (Note 7)
300
600
V/
s
VS = ±5V, AV = –10, (Note 7)
100
200
V/
s
HD2
Differential 2nd Harmonic Distortion
VS = ±12V, AV = 10, 2VP-P, RL = 50, 1MHz
–85
dBc
HD3
Differential 3rd Harmonic Distortion
VS = ±12V, AV = 10, 2VP-P, RL = 50, 1MHz
– 82
dBc
GBW
Gain Bandwidth
f = 1MHz
200
MHz
ELECTRICAL CHARACTERISTICS
The q denotes the specifications which apply over the full specified temperature range, otherwise specifications are at TA = 25°C.
VCM = 0V, pulse tested, ±5V ≤ VS ≤ ±15V, VSHDNREF = 0V, RBIAS = 24.9k between V
+ and SHDN unless otherwise noted. (Note 3)
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