AD8129/AD8130
AD8129 Frequency Response Characteristics
(G = 10, RL = 1 kꢁ, CL = 2 pF, VOUT = 0.3 V p-p, TA = 25ꢃC, unless otherwise noted.)
3
2
3
2
3
2
V
= 2V p-p
V
= 1V p-p
V = ꢂ5V
S
V
= 0.3V p-p
OUT
OUT
OUT
V
= ꢂ5V
S
V
= ꢂ2.5V
V
= ꢂ2.5V
V = ꢂ2.5V
S
S
S
1
1
1
0
0
0
V
= ꢂ5V
S
–1
–1
–1
V
= ꢂ12V
V = ꢂ12V
S
S
V
= ꢂ12V
S
–2
–3
–2
–3
–2
–3
–4
–5
–6
–7
–4
–5
–6
–7
–4
–5
–6
–7
1
10
FREQUENCY – MHz
100
300
1
10
FREQUENCY – MHz
100
300
1
10
FREQUENCY – MHz
100
300
TPC 19. AD8129 Frequency Response
vs. Supply, VOUT = 0.3 V p-p
TPC 20. AD8129 Frequency Response
vs. Supply, VOUT = 1 V p-p
TPC21. AD8129FrequencyResponse
vs. Supply, VOUT = 2 V p-p
4
0.5
0.3
C
C
C
C
= 20pF
= 10pF
= 5pF
V
= ꢂ5V
R
= 1kꢁ
V
V
= ꢂ2.5V
= ꢂ5V
R = 150ꢁ
L
V
= ꢂ2.5V
S
L
L
L
L
L
S
S
3
2
1
0
0.4
0.3
0.2
0.1
0.2
0.1
0
S
= 2pF
V
= ꢂ5V
–0.1
S
–1
–2
0
–0.2
–0.3
V
= ꢂ12V
V
= ꢂ12V
S
S
–0.1
–3
–4
–5
–6
–0.2
–0.3
–0.4
–0.5
–0.4
–0.5
–0.6
–0.7
1
10
FREQUENCY – MHz
100
300
1
10
FREQUENCY – MHz
100
300
1
10
FREQUENCY – MHz
100
300
TPC 24. AD8129 Fine Scale Response
vs. Supply, RL = 150 Ω
TPC 22. AD8129 Frequency Response
vs. Load Capacitance
TPC 23. AD8129 Fine Scale Response
vs. Supply, RL = 1 kΩ
3
3
3
G = 20
OUT
G = 20
OUT
R
= 150ꢁ
L
V
= 0.3V p-p
2
1
V
= 2V p-p
2
1
2
1
V
= ꢂ2.5V
S
V
= ꢂ5V, ꢂ12V
0
–1
–2
–3
–4
–5
–6
–7
0
0
S
V
= ꢂ5V, ꢂ12V
S
–1
–1
V
= ꢂ5V
S
–2
–3
–2
–3
V
= ꢂ12V
S
V
= ꢂ2.5V
–4
–5
–6
–7
–4
–5
–6
–7
S
V
= ꢂ2.5V
S
1
10
FREQUENCY – MHz
100
300
10
100
300
1
10
FREQUENCY – MHz
100
300
FREQUENCY – MHz
TPC 27. AD8129 Frequency Response
vs. Supply, G = 20, VOUT = 2 V p-p
TPC 25. AD8129 Frequency Response
vs. Supply, RL = 150 Ω
TPC 26. AD8129 Frequency Response
vs. Supply, G = 20, VOUT = 0.3 V p-p
–8–
REV. 0