参数资料
型号: LMH6618MK/NOPB
厂商: National Semiconductor
文件页数: 17/38页
文件大小: 0K
描述: IC OP AMP SGL VF RRIO TSOT23-6
标准包装: 1,000
系列: PowerWise®
放大器类型: 电压反馈
电路数: 1
输出类型: 满摆幅
转换速率: 57 V/µs
增益带宽积: 65MHz
-3db带宽: 140MHz
电流 - 输入偏压: 1.5µA
电压 - 输入偏移: 100µV
电流 - 电源: 1.35mA
电流 - 输出 / 通道: 35mA
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 ~ 125°C
安装类型: 表面贴装
封装/外壳: SOT-23-6 细型,TSOT-23-6
供应商设备封装: TSOT-23-6
包装: 带卷 (TR)
产品目录页面: 1270 (CN2011-ZH PDF)
配用: 551600083-001-ND - BOARD FOR SOT23 LMH6611/18
其它名称: LMH6618MK
LMH6618MK-ND
LMH6618MKTR
ADC121S625
0.1 PF
10 PF
V
+
33:
V
+
560:
220 pF
560:
-
+
0.1 PF
10 PF
V
+
V
+
560:
33:
560:
220 pF
560:
INPUT
10 PF
-
+
LMH6619
SNOSAV7E – AUGUST 2007 – REVISED OCTOBER 2012
Figure 66. LMH6619 Driving an ADC121S625
Table 2. Performance Data for the LMH6619 Driving an ADC121S625
Parameter
Measured Value
Signal Frequency
10 kHz
Signal Amplitude
2.5V
SINAD
67.9 dB
SNR
68.29 dB
THD
78.6 dB
SFDR
75.0 dB
ENOB
11.0 bits
DIFFERENTIAL ADC DRIVER
The circuit in Figure 64 can be used to drive both inputs of a differential ADC. Figure 67 shows the LMH6619
driving an ADC121S705. The ADC121S705 is a fully differential 12-bit ADC. Performance with this circuit is
similar to the circuit in Figure 64.
24
Copyright 2007–2012, Texas Instruments Incorporated
Product Folder Links: LMH6618 LMH6619
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