AD8208 데이터 시트보기 (PDF) - Analog Devices
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AD8208 Datasheet PDF : 20 Pages
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Data Sheet
AD8208
SPECIFICATIONS
TOPR = −40°C to +125°C for AD8208WBR and AD8208WBRM grade, TOPR = −40°C to +150°C for AD8208WHR grade, TA = 25°C, VS =
5 V, RL = 25 kΩ (RL is the output load resistor), unless otherwise noted. Specifications applicable for both packages (SOIC and MSOP).
Table 1.
Parameter
SYSTEM GAIN
Initial
Error vs. Temperature
Gain Drift
VOLTAGE OFFSET
Initial Input Offset (Referred to Input [RTI])
Input Offset (RTI) Over Temperature
Voltage Offset vs. Temperature
INPUT
Input Impedance
Differential
Common Mode
VCM (Continuous)
CMRR2
PREAMPLIFIER (A1)
Gain
Gain Error
Output Voltage Range
Output Resistance
OUTPUT BUFFER (A2)
Gain
Gain Error
Output Voltage Range4, 5
Output Voltage Range6
Input Bias Current
Output Resistance
DYNAMIC RESPONSE
System Bandwidth
Slew Rate
NOISE
0.1 Hz to 10 Hz
Spectral Density, 1 kHz (RTI)
POWER SUPPLY
Operating Range
Quiescent Current
Quiescent Current vs. Temperature
PSRR
Test Conditions1
0.075 V ≤ VOUT ≤ (VS − 0.1 V), dc, TOPR
TOPR
VCM = 0.15 V, TA
VCM = 0 V, TOPR
VCM = 0 V, TOPR
VCM = −2 V to +45 V, dc
f = dc to 10 kHz,3 TOPR
0.05 V ≤ VOUT ≤ (VS − 0.1 V), dc, TOPR
AD8208WBR, AD8208WBRM
AD8208WHR, AD8208WHRM
0.075 V ≤ VOUT ≤ (VS − 0.1 V), dc, TOPR
RL = 25 kΩ, differential Input (V) = 0 V, TOPR
Pin 3 (A1 output) driving Pin 4 (A2 input)
AD8208WBR, AD8208WBRM
AD8208WHR, AD8208WHRM
Pin 4 (A2 input) driven with external source
AD8208WBR, AD8208WBRM
AD8208WHR, AD8208WHRM
TOPR
RL = 1 kΩ, frequency = dc
VIN = 0.01 V p-p, VOUT = 0.14 V p-p
VIN = 0.28 V, VOUT = 4 V step
Typical, TA
VOUT = 0.1 V dc, VS = 5 V, TOPR
AD8208WBR, AD8208WBRM
AD8208WHR, AD8208WHRM
VS = 4.5 V to 5.5 V, TOPR
Min
Typ
20
0
−20
360
400
180
200
−2
80
100
80
10
−0.3
0.0375
0.05
97
100
2
−0.3
0.075
0.1
0.075
0.1
2
70
1
20
500
4.5
1.6
66
80
Max
Unit
V/V
±0.3
%
−20
ppm/°C
±2
mV
±4
mV
+20
µV/°C
440
kΩ
220
kΩ
+45
V
dB
dB
V/V
+0.3
%
VS − 0.1 V
VS − 0.1 V
103
kΩ
V/V
+0.3
%
VS − 0.1 V
VS − 0.12 V
VS − 0.1 V
VS − 0.12 V
50
nA
Ω
kHz
V/µs
µV p-p
nV/√Hz
5.5
V
mA
2.7
mA
3.0
mA
dB
Rev. C | Page 3 of 20
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