AD8451 datasheet(16/33 Pages) AD

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Data Sheet

AD8451

VINT BUFFER

0.5

–0.5

–0.4

–0.3

–0.2

–0.1

0.1

0.2

0.3

0.4

–40 –30 –20 –10

TEMPERATURE (°C)

VCTRL OUTPUT WITH RESPECT TO VCLP

VCTRL OUTPUT WITH RESPECT TO VCLN

VCLP AND VCLN REFERENCE

VALID FOR ALL RATED

SUPPLY VOLTAGES

Figure 32. Output Voltage Swing with Respect to VCLP and VCLN

vs. Temperature

–15

–10

–5

100

100k

10k

LOAD RESISTANCE (Ω)

TEMP = –40°C

TEMP = +25°C

TEMP = +85°C

VCLP

VCLN

Figure 33. Output Voltage Swing vs. Load Resistance at Three Temperatures

–1

OUTPUT CURRENT (mA)

VCLP

VCLN

VIN = +6V/–1V

TEMP = –40°C

TEMP = 0°C

TEMP = +25°C

TEMP = +85°C

Figure 34. Clamped Output Voltage vs. Output Current

at Four Temperatures

–1

TIME (µs)

CL = 100pF

RL = 2kΩ

Figure 35. Large Signal Transient Response, RL = 2 kΩ, CL = 100 pF

0.20

0.15

–0.20

–0.15

–0.10

–0.05

0.05

0.10

TIME (µs)

CL = 10pF

CL = 100pF

CL = 510pF

CL = 680pF

CL = 1000pF

Figure 36. Small Signal Transient Response vs. Capacitive Load

100

0.1

100

10k

100k

FREQUENCY (Hz)

Figure 37. Output Impedance vs. Frequency

Rev. 0 | Page 15 of 32

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