参数资料
| 型号： | LT1993IUD-4#TRPBF |
| 厂商： | Linear Technology |
| 文件页数： | 14/16页 |
| 文件大小： | 0K |
| 描述： | IC DIFF AMP/ADC DRVR 16-QFN |
| 标准包装： | 2,500 |
| 放大器类型： | 差分 |
| 电路数： | 2 |
| 输出类型： | 差分 |
| 转换速率： | 1100 V/µs |
| -3db带宽： | 900MHz |
| 电流 - 输入偏压： | 5µA |
| 电压 - 输入偏移： | 1000µV |
| 电流 - 电源： | 100mA |
| 电流 - 输出 / 通道： | 45mA |
| 电压 - 电源，单路/双路(±)： | 4 V ~ 5.5 V，±2 V ~ 2.5 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 16-WFQFN 裸露焊盘 |
| 供应商设备封装： | 16-QFN-EP（3x3） |
| 包装： | 带卷 (TR) |
LT1993-4
7
19934fa
Distortion (Filtered) vs Frequency
Differential Input, No RLOAD
Distortion (Unltered) vs
Frequency, Differential Input,
No RLOAD
Distortion vs Output Amplitude
70MHz Differential Input
No RLOAD
Output 1dB Compression vs
Frequency
Noise Figure vs Frequency
Reverse Isolation vs Frequency
Differential Input Impedance vs
Frequency
Differential Output Impedance vs
Frequency
TYPICAL PERFOR A CE CHARACTERISTICS
UW
FREQUENCY (MHz)
1
–70
DISTOR
TION
(dBc)
–60
–50
–40
–30
10
100
1000
19934 G10
–80
–90
–100
–110
–20
–10
FILTERED OUTPUTS
VOUT = 2VP-P
HD2
HD3
FREQUENCY (MHz)
1
–70
DISTOR
TION
(dBc)
–60
–50
–40
–30
10
100
1000
19934 G11
–80
–90
–100
–110
–20
–10
UNFILTERED OUTPUTS
VOUT = 2VP-P
HD2
HD3
OUTPUT AMPLITUDE (dBm)
–1
–100
)c
B
d(
N
OI
T
R
O
T
SI
D
–90
–80
–70
1
3
57
19934 G12
9
–60
–50
–95
–85
–75
–65
–55
11
HD3 UNFILTERED
OUTPUTS
HD3 FILTERED
OUTPUTS
HD2 UNFILTERED
OUTPUTS
HD2 FILTERED
OUTPUTS
FREQUENCY (MHz)
1
OUTPUT
1dB
COMPRESSION
(dBm)
30
25
20
15
10
5
0
–5
–10
10
100
1000
19934 G13
RLOAD = 400
RLOAD = 100
UNFILTERED OUTPUTS
FREQUENCY (MHz)
NOISE
FIGURE
(dB)
25
20
15
''!" /"
0
10
5
1000
10
100
VCC = 5V
MEASURED USING
DC800A DEMO BOARD
Input Referred Noise Voltage vs
Frequency
FREQUENCY (MHz)
ISOLA
TION
(dB)
–40
–50
–60
–70
–80
–90
–100
–110
1
100
1000
10000
19934 G16
10
UNFILTERED OUTPUTS
FREQUENCY (MHz)
1
0
INPUT
IMPEDANCE
(MAGNITUDE
,PHASE
°)
25
50
75
100
10
100
1000
''!" /%
–25
–50
–75
–100
125
150
IMPEDANCE MAGNITUDE
IMPEDANCE PHASE
FREQUENCY (MHz)
1
0.1
1
10
100
10
OUTPUT
IMPEDANCE
(
)
100
1000
''!" /&
UNFILTERED OUTPUTS
FREQUENCY (MHz)
10
0
INPUT
REFERRED
NOISE
VOLTAGE
(nV/
√
Hz)
1
2
3
4
6
100
1000
19934 G15
5
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