ADA4891-1 Analog Devices, ADA4891-1 Datasheet - Page 4

• Manufacturer Part Number: ADA4891-1
• Description: Low Cost CMOS, High Speed, Rail-to-Rail Amplifier (Single)
• Manufacturer: Analog Devices

Specifications of ADA4891-1

• -3db Bandwidth: 240MHz
• Slew Rate: 170V/µs
• Vos: 2.5mV
• Ib: 2pA
• # Opamps Per Pkg: 1
• Input Noise (nv/rthz): n/a
• Vcc-vee: 2.7V to 5.5V
• Isy Per Amplifier: 4.4mA
• Packages: SOIC,SOT

ADA4891-1/ADA4891-2/ADA4891-3/ADA4891-4
Parameter
POWER SUPPLY
OPERATING TEMPERATURE RANGE
3 V OPERATION
T
ADA4891-4, unless otherwise noted. For the ADA4891-1 and ADA4891-2, R
unless otherwise noted.
Table 2.
Parameter
DYNAMIC PERFORMANCE
NOISE/DISTORTION PERFORMANCE
DC PERFORMANCE
INPUT CHARACTERISTICS
A
Turn-On Time
Turn-Off Time
Operating Range
Quiescent Current per Amplifier
Supply Current When Powered Down
Power Supply Rejection Ratio (PSRR)
−3 dB Small-Signal Bandwidth
Bandwidth for 0.1 dB Gain Flatness
Slew Rate, t
−3 dB Large-Signal Frequency Response
Settling Time to 0.1%
Harmonic Distortion, HD2/HD3
Input Voltage Noise
Differential Gain Error (NTSC)
Differential Phase Error (NTSC)
All-Hostile Crosstalk
Input Offset Voltage
Offset Drift
Input Bias Current
Open-Loop Gain
Input Resistance
Input Capacitance
Input Common-Mode Voltage Range
Common-Mode Rejection Ratio (CMRR)
= 25°C, V
Positive PSRR
Negative PSRR
S
R
= 3 V, R
/t
F
L
= 1 kΩ to 1.5 V, unless otherwise noted. All specifications are for the ADA4891-1, ADA4891-2, ADA4891-3, and
+V
Test Conditions/Comments
ADA4891-1/ADA4891-2, G = +1, V
ADA4891-3/ADA4891-4, G = +1, V
ADA4891-1/ADA4891-2, G = +2, V
R
ADA4891-3/ADA4891-4, G = +2, V
R
ADA4891-1/ADA4891-2, G = +2, V
R
ADA4891-3/ADA4891-4, G = +2, V
R
G = +2, V
G = +2, V
G = +2, V
f
f = 1 MHz
G = +2, R
G = +2, R
f = 5 MHz, G = +2
T
R
R
V
Test Conditions/Comments
Part enabled, output rises to 90% of final value
Part powered down, output falls to 10% of final
value
ADA4891-3 only
+V
C
L
L
L
L
MIN
L
L
CM
= 1 MHz, V
= 150 Ω to 1.5 V
= 150 Ω to 1.5 V
= 150 Ω to 1.5 V, R
= 150 Ω to 1.5 V, R
= 1 kΩ to 1.5 V
= 150 Ω to 1.5 V
S
S
= 0 V to 1.5 V
= 5 V to 5.25 V, −V
= 5 V, −V
to T
MAX
O
O
O
L
L
= 150 Ω to 0.5 V, +V
= 150 Ω to 0.5 V, +V
= 2 V step, 10% to 90%
= 2 V p-p, R
= 2 V step
S
O
= −0.25 V to 0 V
= 2 V p-p, G = −1
Rev. C | Page 4 of 24
F
F
= 604 Ω
= 374 Ω
L
S
= 150 Ω
= 0 V
S
S
= 2 V, −V
= 2 V, −V
F
O
O
O
O
O
O
= 604 Ω; for the ADA4891-3 and ADA4891-4, R
= 0.2 V p-p
= 0.2 V p-p
= 0.2 V p-p,
= 0.2 V p-p,
= 2 V p-p,
= 2 V p-p,
S
S
= −1 V
= −1 V
Min
2.7
−40
Min
−50
72
Typ
166
49
4.4
0.8
65
63
Typ
190
175
75
80
18
18
140/230
40
30
−70/−89
9
0.23
0.77
−80
±2.5
±3.1
6
+2
76
65
5
3.2
−V
+V
87
S
S
− 0.3 to
− 0.8
Max
±10
+50
Max
5.5
+125
F
= 453 Ω,
Unit
ns
ns
V
mA
mA
dB
dB
°C
Unit
MHz
MHz
MHz
MHz
MHz
MHz
V/μs
MHz
ns
dBc
nV/√Hz
%
Degrees
dB
mV
mV
μV/°C
pA
dB
dB
GΩ
pF
V
dB