ADA4891-3 Analog Devices, ADA4891-3 Datasheet - Page 8

• Manufacturer Part Number: ADA4891-3
• Description: Low Cost CMOS, High Speed, Rail-to-Rail Amplifier (Triple)
• Manufacturer: Analog Devices

Specifications of ADA4891-3

• -3db Bandwidth: 220MHz
• Slew Rate: 170V/µs
• Vos: 2.5mV
• Ib: 2pA
• # Opamps Per Pkg: 3
• Input Noise (nv/rthz): 9nV/rtHz
• Vcc-vee: 2.7V to 5.5V
• Isy Per Amplifier: 4.4mA
• Packages: Mini-SO,SOP

ADA4891-1/ADA4891-2/ADA4891-3/ADA4891-4
Figure 13. Small-Signal Frequency Response vs. Temperature, V
–10
Figure 15. Large-Signal Frequency Response vs. Gain, V
–1
–2
–3
–4
–5
–6
–1
–2
–3
–4
–5
–6
–7
–8
–9
–0.1
–0.2
–0.3
–0.4
–0.5
7
6
5
4
3
2
1
0
1
0
Figure 14. 0.1 dB Gain Flatness vs. Supply Voltage, G = +2,
0.1
0.1
0.1
0
V
R
V
0.1
V
G = +1
V
R
S
L
OUT
S
OUT
L
G = +2
R
R
= 5V
= 150Ω
= 3V
= 1kΩ
F
L
= 2V p-p
= 604Ω
= 150Ω
= 200mV p-p
1
1
ADA4891-1/ADA4891-2
ADA4891-1/ADA4891-2
ADA4891-1/ADA4891-2
FREQUENCY (MHz)
FREQUENCY (MHz)
R
1
F
FREQUENCY (MHz)
G = +2
= 604Ω
V
R
OUT
V
F
OUT
G = +5
= 604Ω
10
10
= 2V p-p
V
V
V
= 1.4V p-p
S
OUT
OUT
= 3V
V
S
+85°C
+125°C
= 1.4V p-p
= 2V p-p
= 5V
V
V
S
S
= 5V
10
–40°C
= 3V
100
100
R
G = +1
F
R
= 0Ω
F
+25°C
G = –1
= 604Ω
0°C
S
= 5 V,
S
1k
1k
= 3 V,
100
Rev. C | Page 8 of 24
Figure 16. Small-Signal Frequency Response vs. Temperature, V
–0.1
–0.2
–0.3
–0.4
–0.5
–10
Figure 18. Large-Signal Frequency Response vs. Gain, V
–1
–2
–3
–4
–5
–6
0.1
–1
–2
–3
–4
–5
–6
–7
–8
–9
7
6
5
4
3
2
1
0
1
0
Figure 17. 0.1 dB Gain Flatness vs. Supply Voltage, G = +2,
0
0.1
0.1
0.1
G = +2
R
R
V
G = +1
V
R
F
L
S
OUT
L
V
R
V
S
OUT
L
= 3V
= 374Ω
= 150Ω
= 1kΩ
= 5V
= 150Ω
= 200mV p-p
= 2V p-p
1
1
ADA4891-3/ADA4891-4
ADA4891-3/ADA4891-4
ADA4891-3/ADA4891-4
1
G = +5
R
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
F
= 453Ω
V
V
S
OUT
G = +2
R
= 5V
V
V
F
10
10
S
OUT
= 1.4V p-p
= 453Ω
V
V
= 3V
V
V
S
OUT
S
OUT
= 2V p-p
+125°C
= 3V
= 5V
+25°C
+85°C
0°C
= 1.4V p-p
= 2V p-p
10
100
100
G = –1
R
F
= 453Ω
G = +1
R
F
–40°C
= 0Ω
S
= 5 V,
S
100
1k
1k
= 3 V,