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ADA4857-1YCPZ-R2 数据表(PDF) 3 Page - Analog Devices

部件名 ADA4857-1YCPZ-R2
功能描述  Ultralow Distortion, Low Power, Low Noise, High Speed Op Amp
PDF  20 Pages
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制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

ADA4857-1YCPZ-R2 数据表(HTML) 3 Page - Analog Devices

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ADA4857-1/ADA4857-2
Rev. 0 | Page 3 of 20
SPECIFICATIONS
±5 V SUPPLY
TA = 25°C, G = +2, RG = RF = 499 Ω, RL = 1 kΩ to ground, PD = no connect, unless otherwise noted.
Table 1.
Parameter
Conditions
Min
Typ
Max
Unit
DYNAMIC PERFORMANCE
–3 dB Bandwidth (LFCSP/SOIC)
G = +1, VOUT = 0.2 V p-p
650
850/750
MHz
G = +1, VOUT = 2 V p-p
600/550
MHz
G = +2, VOUT = 0.2 V p-p
400/350
MHz
Full Power Bandwidth
G = +1, VOUT = 2 V p-p, THD < −40 dBc
110
MHz
Bandwidth for 0.1 dB Flatness (LFCSP/SOIC)
G = +2, VOUT = 2 V p-p, RL = 150 Ω
75/90
MHz
Slew Rate (10% to 90%)
G = +1, VOUT = 4 V step
2800
V/μs
Settling Time to 0.1%
G = +2, VOUT = 2 V step
15
ns
NOISE/Harmonic PERFORMANCE
Harmonic Distortion
f = 1 MHz, G= +1, VOUT = 2 V p-p (HD2)
−108
dBc
f = 1 MHz, G= +1, VOUT = 2 V p-p (HD3)
−108
dBc
f = 10 MHz, G= +1, VOUT = 2 V p-p (HD2)
−88
dBc
f = 10 MHz, G= +1, VOUT = 2 V p-p (HD3)
−93
dBc
f = 50 MHz, G= +1, VOUT = 2 V p-p (HD2)
−65
dBc
f = 50 MHz, G= +1, VOUT = 2 V p-p (HD3)
−62
dBc
Input Voltage Noise
f = 100 kHz
4.4
nV/√Hz
Input Current Noise
f = 100 kHz
1.5
pA/√Hz
DC PERFORMANCE
Input Offset Voltage
±2
±4.5
mV
Input Offset Voltage Drift
2.3
μV/°C
Input Bias Current
−2
−3.3
μA
Input Bias Current Drift
24.5
nA/°C
Input Bias Offset Current
50
nA
Open-Loop Gain
VOUT = −2.5 V to +2.5 V
57
dB
PD (Power-Down) Pin
PD Input Voltage
Chip powered down
≥(VCC − 2)
V
Chip enabled
≤(VCC − 4.2)
V
Turn-Off Time
50% off PD to <10% of final VOUT, VIN = 1 V, G = +2
55
μs
Turn-On Time
50% off PD to <10% of final VOUT, VIN = 1 V, G = +2
33
ns
PD Pin Leakage Current
Chip enabled
58
μA
Chip powered down
80
μA
INPUT CHARACTERISTICS
Input Resistance
Common mode
8
MΩ
Differential mode
4
MΩ
Input Capacitance
Common mode
2
pF
Input Common-Mode Voltage Range
±4
V
Common-Mode Rejection Ratio
VCM = ±1 V
−78
−86
dB
OUTPUT CHARACTERISTICS
Output Overdrive Recovery Time
VIN = ±2.5 V, G = +2
10
ns
Output Voltage Swing
RL = 1 kΩ
±4
V
RL = 100 Ω
±3.7
V
Output Current
50
mA
Short-Circuit Current
Sinking and sourcing
125
mA
Capacitive Load Drive
30% overshoot, G = +2
10
pF



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