參數(shù)資料
型號: ADA4899-1
廠商: Analog Devices, Inc.
英文描述: Unity Gain Stable, Ultralow Distortion, 1 nV/ Hz Voltage Noise, High Speed Op Amp
中文描述: 單位增益穩(wěn)定,內(nèi)華達(dá)州超低失真1 / Hz的電壓噪聲,高速運(yùn)算放大器
文件頁數(shù): 4/20頁
文件大?。?/td> 496K
代理商: ADA4899-1
ADA4899-1
SPECIFICATIONS WITH +5 V SUPPLY
V
S
= 5 V @ T
A
= 25°C, G = +1, R
L
= 1 kΩ to midsupply, unless otherwise noted.
Table 2.
Parameter
DYNAMIC PERFORMANCE
–3 dB Bandwidth
Bandwidth for 0.1 dB Flatness
Slew Rate
Settling Time to 0.1%
NOISE/DISTORTION PERFORMANCE
Harmonic Distortion (dBc) HD2/HD3
Input Voltage Noise
Input Current Noise
DC PERFORMANCE
Input Offset Voltage
Input Offset Voltage Drift
Input Bias Current
Input Bias Offset Current
Input Bias Offset Current Drift
Open-Loop Gain
INPUT CHARACTERISTICS
Input Resistance
Input Capacitance
Input Common-Mode Voltage Range
Common-Mode Rejection Ratio
DISABLE PIN
DISABLE Input Threshold Voltage
Turn-Off Time
Rev. A | Page 4 of 20
Conditions
V
OUT
= 25 mV p-p
V
OUT
= 2 V p-p
G = +2, V
OUT
= 2 V p-p
V
OUT
= 2 V step
V
OUT
= 2 V step
f
C
= 500 kHz, V
OUT
= 1 V p-p
f
C
= 10 MHz, V
OUT
= 1 V p-p
f = 100 kHz
f = 100 kHz, DISABLE pin floating
f = 100 kHz, DISABLE pin = +V
S
DISABLE pin floating
DISABLE pin = +V
S
Differential mode
Common mode
Output disabled
50% of DISABLE voltage to 10% of V
OUT
,
V
IN
= 0.5 V
50% of DISABLE voltage to 90% of V
OUT
,
V
IN
= 0.5 V
DISABLE = +V
S
(enabled)
DISABLE = V
S
(disabled)
V
IN
= 0 V to 2.5 V, G = +2
R
L
= 1 kΩ
R
L
= 100 Ω
Sinking/sourcing
f = 1 MHz, DISABLE = V
S
DISABLE = V
S
+V
S
= 4.5 V to 5.5 V, V
S
= 0 V (input referred)
+V
S
= 5 V, V
S
= 0.5 V to +0.5 V (input referred)
Min
76
90
Typ
535
60
25
185
50
100/113
89/100
1.0
2.6
5.2
5
5
6
0.2
0.05
2.5
80
4
7.7
4.4
1.3 to 3.7
114
<2.4
100
Max
210
12
1.5
Unit
MHz
MHz
MHz
V/μs
ns
dBc
dBc
nV/√Hz
pA/√Hz
pA/√Hz
μV
μV/°C
μA
μA
μA
nA/°C
dB
pF
V
dB
V
ns
Turn-On Time
60
ns
Input Bias Current
OUTPUT CHARACTERISTICS
Overdrive Recovery Time (Rise/Fall)
Output Voltage Swing
Short-Circuit Current
Off Isolation
POWER SUPPLY
Operating Range
Quiescent Current
Quiescent Current (Disabled)
Positive Power Supply Rejection Ratio
Negative Power Supply Rejection Ratio
42
1.25 to 3.75
1.4 to 3.6
4.5
84
86
16
33
50/70
1.2 to 3.8
1.35 to 3.65
60/80
48
14.3
1.5
90
90
18
12
16
1.7
μA
μA
ns
V
V
mA
dB
V
mA
mA
dB
dB
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