MX674A MAXIM [Maxim Integrated Products], MX674A Datasheet - Page 13

• Manufacturer Part Number: MX674A
• Description: Industry-Standard, Complete 12-Bit ADCs
• Manufacturer: MAXIM [Maxim Integrated Products]

Table 3. Input Ranges and Ideal Digital Output Codes
Note 7:
Note 8:
Note 9:
Note 10: For 0 to +20V or ±10V ranges, 1 LSB = 4.88mV.
*The digital outputs will be flickering between the Indicated code and the indicated code plus one.
Figure 10. MX574/MX674A to AD585 Sample-and-Hold Interface
0 to +10V
+10.0000
+9.9963
+5.0012
+4.9988
+4.9963
+0.0012
For unipolar input ranges, output coding is straight binary.
For bipolar input ranges, output coding is offset binary.
For 0 to + 10V or ±5V ranges, 1 LSB = 2.44mV.
0.0000
+15V
-15V
4.7µF
4.7µF
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ANALOG
Industry-Standard, Complete 12-Bit ADCs
INPUT
0.1µF
0.1µF
*ADDITIONAL PINS OMITTED FOR CLARITY
0 to +20V
+20.0000
+19.9927
+10.0024
+V
-V
+V
+9.9976
+9.9927
+0.0024
0.0000
S
S
IN
ANALOG INPUT VOLTAGE (V)
AD585*
GND
HOLD
HOLD
VOUT
LREF
-V
IN
50I
50I
+5.0000
+4.9963
+0.0012
-0.0012
-0.0037
-4.9988
-5.0000
MAX174/MX574A/MX674A
±5V
STS
20V
10V
BIPOFF
REFOUT
REFIN
IN
IN
AGND
MX574A*
MX674A
DGND
+10.0000
V
-10.0000
V
+9.9927
+0.0024
-0.0024
-0.0073
-9.9976
CC
V
EE
L
±10V
0.1µF
0.1µF
0.1µF
4.7µF
4.7µF
4.7µF
CONTROL
INPUTS
D0 –11
MSB
1111 1111 1111
1111 1111 1110*
1000 0000 0000*
0111 1111 1111*
0111 1111 1110*
0000 0000 0000*
0000 0000 0000
DIGITAL OUTPUT
+15V
-15V
+5V
LSB