SP8538 Sipex, SP8538 Datasheet - Page 2

• Manufacturer Part Number: SP8538
• Description: Micropower Sampling 12-Bit A/D Converter
• Manufacturer: Sipex

SP8538DS/01
ABSOLUTE MAXIMUM RATINGS
These are stress ratings only and functional operation of the device at
these ratings or any other above those indicated in the operation
sections of the specifications below is not implied. Exposure to absolute
maximum rating conditions for extended periods of time may affect
reliability.
(TA=+25˚C unless otherwise noted) .....................................................
VCC to GND ................................................................................. 7.0V
Vin to GND .............................................................. -0.3 to VCC +0.3V
Digital input to GND ................................................ -0.3 to VCC +0.3V
Digital output to GND .............................................. -0.3 to VCC +0.3V
Operating Temperature Range
Lead Temperature (Solder 10Sec) ............................................ +300˚C
Storage Temperature .................................................. -65˚C to +150˚C
Power Dissipation to 70˚C ........................................................ 500mW
SPECIFICATIONS
Unless otherwise noted the following specifications apply for VCC=5V or 3.3V with limits applicable for Tmin to Tmax. Typical applies for Ta=25˚C.
PARAMETERS
DC ACCURACY
Resolution
Integral Linearity
Differential Linearity Error
Gain Error
Offset Error
ANALOG INPUT
Input Signal FS Range
Input Impedance
Input Bias Current
Analog Input Range
MULTIPLEXER
Crosstalk (f
Feedthrough (f
CONVERSION SPEED
Sample Time
Conversion Time
Complete Cycle
Clock Period
Clock High Time
Clock Low Time
Commercial (J, K Version) ........................................... 0˚C to 70˚C
Industrial (A, B Version) .......................................... -40˚C to +85˚C
On Channel
Off Channel
J,A
K,B
J,A
K,B
J,A
K,B
J,A
K,B
D
= Nyquist)
D
= Nyquist)
MIN. TYP. MAX. MIN. TYP. MAX.
2.25
-.05
1.0
1.0
0
VCC=5.0V
SP8538 Micropower Sampling 12-Bit A/D Converter
+0.75 +2.0
+0.75 +1.0
+0.6 +2.0
+0.6 +1.0
+2.0 +10
+2.0
+1.5
+1.5
.001
100
100
-90
-90
1.5
12
20
12
3
V
CC
V
+8
+5
+3
25
1
CC
+.05 -.05
10.0
4.5
4.5
0
2
VCC=3.3V
+0.75 +2.0
+0.75 +1.0
+0.6 +2.0
+0.6 +1.0
+2.0 +10
+2.0
+3.0
+3.0
.001
100
100
-90
-90
1.5
12
20
12
3
V
CC
5.85
V
+8
+8
+5
1
CC
+.05 Volts
UNITS CONDITIONS
Bits
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
pF
M
pF
M
dB
dB
clock
cycles
clock
cycles
kHz
A
S
S
S
No Missing Codes
In Parallel with 100m
In Parallel with 100m
Off to On Channel
Off to On Channel
f
See Timing Diagrams
See Timing Diagrams
See Timing Diagrams
See Timing Diagrams
See Timing Diagrams
See Timing Diagrams
D
= Disturbance
© Copyright 1999 Sipex Corporation