参数资料
型号: LT6402CUD-12#PBF
厂商: Linear Technology
文件页数: 15/16页
文件大小: 0K
描述: IC DIFF AMP/ADC DVR 12DB 16-QFN
标准包装: 121
放大器类型: 差分
电路数: 2
输出类型: 差分
转换速率: 400 V/µs
-3db带宽: 300MHz
电流 - 输入偏压: 5µA
电压 - 输入偏移: 1000µV
电流 - 电源: 30mA
电流 - 输出 / 通道: 35mA
电压 - 电源,单路/双路(±): 4 V ~ 5.5 V,±2 V ~ 2.5 V
工作温度: 0°C ~ 70°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: 管件
LT6402-12
8
640212fa
TYPICAL PERFORMANCE CHARACTERISTICS
Large-Signal Transient Response
Overdrive Recovery Time
Distortion vs Output Common
Mode Voltage, LT6402-12 Driving
an LTC2249 14-Bit ADC
Turn-Off Time
Turn-On Time
10MHz 8192 Point FFT, LT6402-12
Driving an LTC2249 14-Bit ADC
20MHz 8192 Point FFT, LT6402-12
Driving an LTC2249 14-Bit ADC
25MHz 8192 Point FFT, LT6402-12
Driving an LTC2249 14-Bit ADC
20MHz 2-Tone 32768 Point FFT,
LT6402-12 Driving an LTC2249
14-Bit ADC
TIME (10ns/DIV)
OUTPUT
VOL
TAGE
(V)
2.7
3.2
3.7
640212 G22
2.2
1.7
1.2
RLOAD = 100Ω PER OUTPUT
TIME (25ns/DIV)
OUTPUT
VOL
TAGE
(V)
2.0
2.5
3.0
640212 G23
1.5
1.0
0
0.5
4.0
3.5
+OUT
–OUT
RLOAD = 100Ω
PER OUTPUT
OUTPUT COMMON MODE VOLTAGE (V)
1
DISTOR
TION
(dBc)
–80
–75
–70
1.6
2.0
640212 G24
–85
–90
1.2
1.4
1.8
HD3
HD2
2.2
2.4
–95
–100
FILTERED OUTPUTS
NO RLOAD
VOUT = 20MHz 2VP-P
TIME (125ns/DIV)
VOL
TAGE
(V)
2.0
3.0
640212 G25
1.0
0
4.0
1.5
2.5
0.5
3.5
+OUT
–OUT
ENABLE
RLOAD = 100Ω
PER OUTPUT
TIME (250ns/DIV)
VOL
TAGE
(V)
2.0
3.0
640212 G26
1.0
0
+OUT
–OUT
ENABLE
1.5
2.5
0.5
3.5
4.0
RLOAD = 100Ω PER OUTPUT
FREQUENCY (MHz)
0
–140
AMPLITUDE
(dBFS)
–120
–100
–80
0
–40
4
8
10
18
–20
–60
–130
–110
–90
–10
–50
–30
–70
26
12 14 16
20
640212 G27
8192 POINT FFT
fIN = 10MHz, –1dBFS
FILTERED OUTPUTS
FREQUENCY (MHz)
0
–140
AMPLITUDE
(dBFS)
–120
–100
–80
0
–40
4
8
10
18
–20
–60
–130
–110
–90
–10
–50
–30
–70
26
12 14 16
20
640212 G28
8192 POINT FFT
fIN = 20MHz, –1dBFS
FILTERED OUTPUTS
FREQUENCY (MHz)
0
–140
AMPLITUDE
(dBFS)
–120
–100
–80
0
–40
4
8
10
18
–20
–60
–130
–110
–90
–10
–50
–30
–70
26
12 14 16
20
640212 G29
8192 POINT FFT
fIN = 25MHz, –1dBFS
FILTERED OUTPUTS
FREQUENCY (MHz)
0
–140
AMPLITUDE
(dBFS)
–120
–100
–80
0
–40
510
20
–20
–60
–130
–110
–90
–10
–50
–30
–70
2.5
7.5
12.5 15 17.5
22.5
640212 G30
32768 POINT FFT
TONE 1 AT 19.5MHz, –7dBFS
TONE 2 AT 20.5MHz, –7dBFS
FILTERED OUTPUTS
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