MP3274 데이터 시트보기 (PDF) - Exar Corporation
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MP3274 Datasheet PDF : 16 Pages
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MP3274
ELECTRICAL CHARACTERISTICS TABLE
Unless Otherwise Specified: VDD = 5 V, VCC = 15 V, VEE = –15 V, GNDRef = 0 V, TA = 25°C,
VREFIN = Ref Out
25°C
Tmin to Tmax
Parameter
Symbol Min Typ Max Min Max Units
Test Conditions/Comments
Resolution (All Grades)
N
12
12
Bits
KEY FEATURES
Resolution
Conversion Time, Per Channel
ACCURACY (A, S Grade)1
tCONVR
12
15
12 Bits
15 µs
Differential Non-Linearity
Integral Non-Linearity
Zero Code Error
Full Scale Error
POWER SUPPLY REJECTION
DNL
INL
EZS
EFS
3/4
2
1
2
2 5
0.1 0.35
2 LSB
2 LSB
10 LSB
0.5 %
Best Fit Line
(Max INL – Min INL)/2
fff to 000 [hex] transition
VREFIN = 4.000 V
Max change in Full Scale
Calibration
VCC = 15 V 1.5 V or 12 V
0.6 V
VDD = 5 V 0.25 V
VEE = –15 V 1.5 V or
–12 V 0.6 V or
–5 V 0.25 V
1
1 LSB
2
2.5 LSB
1
1 LSB
REFERENCE VOLTAGES
Ref. Voltage Input
Ref. Voltage Output
Ref. Source Current
Ref. Sink Current
Ref In
3.6
4.4
Ref Out 3.975
4.025
3.0 4.0
3.0
20
V
RIN ]5KΩ; VDD = 5 V
mA
µA
ANALOG INPUT2
Input Voltage Range5
Ground Reference
CM Range
CM RR
Input Resistance
Input Capacitance
Aperture Delay
Channel-to-Channel Isolation2
VIN
GND Ref.
RIN
CIN
tAP
–10
10
–3
3
TBD
100 130
5
180
–80 –70
–10
10 V
–3
3V
LSB/V
100
kΩ
pF
ns
From WR low to high after STL
high to low
dB
DC
DIGITAL INPUTS
CS, WR, RD AB0-AB4,
ADEN
Logical “1” Voltage
Logical “0” Voltage
Leakage Currents6
Input Capacitance2
VIH
2.4
VIL –0.5
IIN
–5
5.5
0.8
5
5
2.4
5.5 V
–0.5
0.8 V
–10
10 µA
pF
VIN=GND to VDD
Rev. 4.00
4
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