AD8648 Analog Devices, AD8648 Datasheet - Page 5

• Manufacturer Part Number: AD8648
• Description: 24 MHz Rail-to-Rail Quad Amplifier
• Manufacturer: Analog Devices

Specifications of AD8648

• -3db Bandwidth: 22MHz
• Slew Rate: 12V/µs
• Vos: 700µV
• Ib: 0.2pA
• # Opamps Per Pkg: 4
• Input Noise (nv/rthz): 6nV/rtHz
• Vcc-vee: 2.7V to 5.5V
• Isy Per Amplifier: 2mA
• Packages: SOIC,SOP

V
Table 2.
Parameter
INPUT CHARACTERISTICS
OUTPUT CHARACTERISTICS
POWER SUPPLY
SHUTDOWN INPUTS (AD8647)
DYNAMIC PERFORMANCE
NOISE PERFORMANCE
SY
Offset Voltage
Offset Voltage Drift
Input Bias Current
Input Offset Current
Input Voltage Range
Common-Mode Rejection Ratio
Large Signal Voltage Gain
Input Capacitance
Output Voltage High
Output Voltage Low
Output Current
Closed-Loop Output Impedance
Power Supply Rejection Ratio
Supply Current per Amplifier
Supply Current Shutdown Mode
Logic High Voltage (Enabled)
Logic Low Voltage (Power-Down)
Logic Input Current (Per Pin)
Output Pin Leakage Current
Slew Rate
Gain Bandwidth Product
Phase Margin
Settling Time
Amplifier Turn-On Time (AD8647)
Amplifier Turn-Off Time (AD8647)
Peak-to-Peak Noise
Voltage Noise Density
Channel Separation
= 2.7 V, V
Differential
Common Mode
(AD8647 Only)
CM
= V
SY
/2, T
A
= +25
o
C, unless otherwise noted.
Symbol
V
ΔV
I
I
V
CMRR
A
C
C
V
V
I
Z
PSRR
I
I
V
V
I
SR
GBP
Ø
t
t
t
e
e
CS
B
OS
sc
SY
SD
IN
s
on
off
n
n
OS
CM
DIFF
CM
OH
OL
OUT
INH
INL
VO
m
p-p
OS

/ΔT
Conditions
V
−40°C < T
−40°C < T
−40°C < T
−40°C < T
−40°C < T
−40°C < T
V
R
I
−40°C < T
I
−40°C < T
Short circuit
At 1 MHz, A
V
−40°C < T
Both amplifiers shut down,
V
−40°C < T
−40°C < T
−40°C < T
−40°C < T
−40°C < T
R
To 0.1%
25°C, A
25°C, A
0.1 Hz to 10 Hz
f = 1 kHz
f = 10 kHz
f = 10 kHz
f = 100 kHz
OUT
OUT
CM
CM
L
SY
IN_SDA
L
= 2 kΩ, V
= 2 kΩ
Rev. D | Page 5 of 20
= 2.7 V to 5.5 V
= 1 mA
= 1 mA
= 0 V to 2.7 V
= 0 V to 2.7 V
and V
V
V
= 1, R
= 1, R
A
A
A
A
A
A
A
A
A
A
A
A
A
A
< +125°C
< +125°C
< +85°C
< +125°C
< +85°C
< +125°C
< +125°C
< +125°C
< +125°C
< +125°C
< +125°C
< +125°C
< +125°C
< +125°C (shutdown active)
O
V
IN_SDB
= 0.5 V to 2.2 V
= 1
L
L
= 1 kΩ (see Figure 41)
= 1 kΩ (see Figure 42)
= 0 V
AD8646/AD8647/AD8648
Min
0
62
95
2.65
2.60
63
+2.0
Typ
0.6
1.8
0.2
0.1
79
102
2.5
7.8
2.68
11
±63
5
80
1.6
10
1
11
24
53
0.3
1.2
1
2.3
8
6
−115
−110
Max
2.5
3.2
7.0
1
50
550
0.5
50
250
2.7
25
30
2.0
2.5
1
+0.8
1
Unit
mV
mV
μV/°C
pA
pA
pA
pA
pA
pA
V
dB
dB
pF
pF
V
V
mV
mV
mA
Ω
dB
mA
mA
nA
μA
V
V
μA
nA
V/μs
MHz
Degrees
μs
μs
μs
μV
nV/√Hz
nV/√Hz
dB
dB