SP8542 데이터 시트보기 (PDF) - Signal Processing Technologies
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SP8542 Datasheet PDF : 16 Pages
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ABSOLUTE MAXIMUM RATINGS
(TA=+25˚C unless otherwise noted) ..............................................
VDD to DGND ............................................................. -0.3V to +7V
VDA to AGND .............................................................. -0.3V to +7V
Vin to AGND .................................................... -0.3V to VDA +0.3V
Digital Input to VSS ........................................... -0.3V to VDD+0.3V
Digital Output to VSS ........................................ -0.3V to VDD+0.3V
Operating Temp. Range
Commercial (J,K Version) ............................... 0˚C to 70˚C
Industrial (A,B Version) ............................. -40˚C to +85˚C
Storage Temperature ............................................... -65˚C to 150˚C
Lead Temperature(Solder 10sec) ...................................... +300˚C
Power Dissipation to +70˚C ............................................... 500mW
Derate Power Dissipation Above 70˚C ......................... 10mW/ ˚C
SPECIFICATIONS
Unless otherwise noted the following specifications apply for V = 5V with limits applicable for T = 25˚C.
DD
A
PARAMETER
MIN. TYP. MAX.
UNIT
DC Accuracy
Resolution
12
Bits
Integral Linearity
J, A
+0.6 +1.0
LSB
K ,B
+0.4 +0.75
LSB
Differential Linearity Error
J, A
+0.5 +1.0
LSB
K ,B
+0.5 +1.0
LSB
Gain Error
J, A
K,B
+0.2 +1.0
+0.1 +0.5
%FSR
%FSR
Offset Error
J, A
K,B
+4
+7
LSB
+3
+5
LSB
CONDITIONS
No Missing Codes
No Missing Codes
Externally Trimmable to Zero
Externally Trimmable to Zero
Externally Trimmable to Zero
Externally Trimmable to Zero
Analog Input
Input Impedance
On Channel
Off Channel (2)
Input Bias Current
Channel to Channel
Crosstalk
Off to On Channel
0 to 2.5
8
1.0
1.0
-90
-80
Conversion Speed
Sample Time (1)
400
Conversion Time (1)
3.75
Complete Cycle (1)
4.25
Convert Rate (1)
Clock Speed
Date Rate (1)
Convert Rate (1)
117.6
4
235
58.8
Volts
pF
GΩ
nA
In series with 1.4KΩ
note 2
dB
@ 10KHz Full Scale sine wave
ns
µs
µs
KHz
MHz
KHz
KHz
2 Channels
Total Conversion Rate
4 Channels
SP8542/8544DS/01
SP8542/8544 Two and Four Channel 12-Bit Multiplexed Sampling ADC's
2
© Copyright 2000 Sipex Corporation
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