OPA703, OPA704

12

SBOS180A

FIGURE 7. OPA703 as Dual Supply Configuration-Buffered References for the DAC7644.

NC

NC

NC

NC

V

V

V

V

V

V

V

V

48

47

46

45

44

43

42

41

40

39

38

37

DAC7644

500pF

+V

1/2

OPA2703

1/2

OPA2703

500pF

–V

V

OUT

V

OUT

Ref

+2.5V

V+

Ref

–2.5V

Negative

Reference

Positive

Reference

V–

FIGURE 6. OPA704 Provides higher Speed in G

≥ 5.

5k

Ω

20k

Ω

OPA704

G = 5

V

IN

Demonstrates speed improvement that

can be achieved with OPA704 family

in applications with G

≥ 5.

3pF

5k

Ω

20k

Ω

OPA703

G = 5

V

IN

LARGE-SIGNAL RESPONSE

5

µs/div

OPA703

OPA704