551600075-001 National Semiconductor, 551600075-001 Datasheet - Page 24

• Manufacturer Part Number: 551600075-001
• Description: BOARD FOR SOIC LMH6612/19
• Manufacturer: National Semiconductor
• Series: WEBENCH® Buildit Boardr

Specifications of 551600075-001

• Channels Per Ic: 2 - Dual
• Amplifier Type: General Purpose
• Board Type: Bare (Unpopulated)
• Utilized Ic / Part: LMH6612, LMH6619
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Operating Temperature: -
• Output Type: -
• Current - Output / Channel: -
• Voltage - Supply, Single/dual (±): -
• -3db Bandwidth: -
• Slew Rate: -
• Current - Supply (main Ic): -

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The performance of the LMH6612 with the ADC121S625 is
shown in
DIFFERENTIAL TO DIFFERENTIAL ADC DRIVER
The LMH6612 dual op amp can be configured as a differential
to differential ADC driver to buffer a differential source to a
differential input ADC as shown in
to differential ADC driver can be formed using two single to
Output/ADC Input
Amplifier
Table
2.5
2.
TABLE 2. Performance of the LMH6612 Combined with the ADC121S625
SINAD
(dB)
68.8
Figure
FIGURE 7. Differential to Differential ADC Driver
7. The differential
SNR
(dB)
69
−81.5
THD
(dB)
24
single ADC drivers. Each output from these drivers goes to a
separate input of the differential ADC. Here, each single to
single ADC driver uses the same components and is config-
ured for a gain of -1 (inverting).
SFDR
(dBc)
75.1
ENOB
11.2
ADC121S625 @ f = 20 kHz
Notes
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