參數(shù)資料
型號: AD1555BP
廠商: ANALOG DEVICES INC
元件分類: 模擬信號調(diào)理
英文描述: 24-Bit ADC WITH LOW NOISE PGA
中文描述: SPECIALTY ANALOG CIRCUIT, PQCC28
封裝: PLASTIC, LCC-28
文件頁數(shù): 2/24頁
文件大?。?/td> 429K
代理商: AD1555BP
REV. B
AD1555/AD1556
AD1555–SPECIFICATIONS
–2–
AD1555BP
Min
AD1555AP
Min
Parameter
Notes
Typ
Max
Typ
Max
Unit
PGA Gain Settings
1, 2.5, 8.5, 34, 128
AC ACCURACY
Dynamic Range
1
PGA Gain of 1
PGA Gain of 2.5
PGA Gain of 8.5
PGA Gain of 34
PGA Gain of 128
PGA Gain of 1
PGA Gain of 2.5
PGA Gain of 8.5
PGA Gain of 34
PGA Gain of 128
116.5
116
114
104.5
120
119.5
117.5
109.5
98
–120
–116
–116
–115
–108
116
115.5
114
104.5
120
119.5
117.5
109.5
98
–120
–116
–116
–115
–108
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
ps
dB
Total Harmonic Distortion
2
–111
–108
–106
–101
–107
–107
–105
–101
Jitter Tolerance
3
Intermodulation Distortion
4
300
300
PGA Gain of 1
122
122
DC ACCURACY
Absolute Gain Error
5
PGA Gain of 1, 2.5
PGA Gain of 8.5
PGA Gain of 34
–3.5
–4.5
–10
+3.5
+4.5
+10
–3.5
–4.5
–10
+3.5
+4.5
+10
%
%
%
ppm/
°
C
mV
μ
V/
°
C
Gain Stability Over Temperature
5
Offset
5, 6
Offset Drift
5, 6
±
15
–60
6
±
15
–60
6
All PGA Gain
ANALOG INPUT
Full-Scale Nondifferential Input
Input Impedance
Full-Scale Differential Input
MODIN
MODIN
PGA Gain of 1
Other PGA Gain Settings
AIN, TIN Inputs
±
2.25
±
2.25
V
k
V
20
20
±
2.25
±
2.25
See Table I
140
See Table I
Differential Input Impedance
Common-Mode Range
Common-Mode Rejection Ratio
140
M
V
±
2.25
±
2.25
V
CM
=
±
2.25 V, f
IN
= 200 Hz
PGA Gain of 1
PGA Gain of 2.5
PGA Gain of 8.5, 34
PGA Gain of 128
93
95
95.5
101
102
108
108
50
130
130
91
91.5
94.5
101
102
108
108
50
130
130
dB
dB
dB
dB
dB
dB
nA
Power Supply Rejection Ratio
7
AIN to TIN Crosstalk Isolation
Differential Input Current
f
IN
= 200 Hz
TEMPERATURE RANGE
8
Specified Performance
T
MIN
to T
MAX
–55
+85
0
85
°
C
REFERENCE INPUT
9
Input Voltage Range
Input Current
2.990
3.0
130
3.010
2.990
3.0
130
3.010
V
μ
A
DIGITAL INPUTS OUTPUTS
V
IL
V
IH
I
IL
I
IH
V
OL
V
OH
–0.3
2.0
–10
–10
+0.8
V
L
+ 0.3 2.0
+10
+10
0.4
–0.3
+0.8
V
L
+ 0.3
+10
+10
0.4
V
V
μ
A
μ
A
V
V
–10
–10
I
SINK
= +2 mA
I
SOURCE
= –2 mA
2.4
2.4
(+V
A
= +5 V; –V
A
= –5 V; V
L
= 5 V; AGND = DGND = 0 V; MCLK = 256 kHz; T
A
= T
MIN
to
T
MAX
, unless otherwise noted.)
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