ADS-931 Просмотр технического описания (PDF) - Murata Power Solutions
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ADS-931 Datasheet PDF : 10 Pages
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ADS-931
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Table 2a. Setting Output Coding Selection (Pin 35)
OUTPUT FORMAT
PIN 35 LOGIC LEVEL
Complementary Offset Binary
1
Offset Binary
0
Complementary Two’s Complement
1
(Using MSB, pin 29)
Two’s Complement
0
(Using MSB, pin 29)
Straight Binary
1
Complimentary Binary
0
Table 2b. Output Coding
UNIPOLAR
SCALE
INPUT
RANGE
0 to –5.5V
STRAIGHT BINARY
MSB
LSB
COMP. BINARY
OUTPUT CODING
MSB
LSB MSB
LSB MSB
LSB
INPUT
RANGE
±2.75V
BIPOLAR
SCALE
–FS+1 LSB
–FS +1 1/2 LSB
–7/8 FS
–3/4 FS
–1/2 FS
–1/2FS–1/2LSB
–1/4 FS
–1/8 FS
–1 LSB
–1/2 LSB
0
–5.499916
–5.499874
–4.812500
–4.125000
–2.750000
–2.749958
–1.375000
–0.687500
–0.000084
–0.000042
0.000000
1111 1111 1111
LSB "1" to "0"
1110 0000 0000
1100 0000 0000
1000 0000 0000
0111 1111 1111
0100 0000 0000
0010 0000 0000
0000 0000 0000
LSB "0" to "1"
0000 0000 0000
1111
0000
0000
0000
1111
0000
0000
0001
0000
0000 0000 0000 0000
LSB "0" to "1"
0001 1111 1111 1111
0011 1111 1111 1111
0111 1111 1111 1111
1000 000 000 0000
1011 1111 1111 1111
1101 1111 1111 1111
1111 1111 1111 1110
LSB "1" to "0"
1111 1111 1111 1111
0111 1111 1111 1111
LSB "1" to "0"
0110 0000 0000 0000
0100 0000 0000 0000
0000 0000 0000 0000
1111 1111 1111 1111
1100 0000 0000 0000
1010 0000 0000 0000
1000 0000 0000 0001
LSB "0" to "1"
1000 0000 0000 0000
1000 0000 0000 0000
LSB "0" to "1"
1001 1111 1111 1111
1011 1111 1111 1111
1111 1111 1111 1111
0000 0000 0000 0000
0011 1111 1111 1111
0101 1111 1111 1111
0111 1111 1111 1110
LSB "1" to "0"
0111 1111 1111 1111
+2.749916
+2.749874
+2.062500
+1.375000
0.000000
–0.000084
–1.375000
–2.062500
–2.749916
–2.749958
–2.750000
+FS –1 LSB
+FS –1 1/2 LSB
+3/4 FS
+1/2 FS
0
–1 LSB
–1/2 FS
–3/4 FS
–FS +1 LSB
–FS + 1/2 LSB
–FS
OFFSET BINARY
COMP. OFF. BIN.
TWO'S COMP.
COMP. TWO'S COMP.
Table 3. Input Connections
Input Range
Input Pin
Connect
0 to –5.5V
±2.75V
Pin 3
Pin 3
Pin 1 To Pin 2
Pin 2 is No Connect
8
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