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PDF ADS-928 Data sheet ( Hoja de datos )
| Número de pieza | ADS-928 | |
| Descripción | 14-Bit Sampling A/D Converters | |
| Fabricantes | Datel | |
| Logotipo |  |
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ADS-928
500kHz, 14-Bit Sampling A/D Converters
PRODUCT OVERVIEW
DATEL's ADS-928 is a 14-bit, 500kHz sampling rate, functionally complete AID converter. The ADS-928
samples up to Nyquist with no missing codes. Packaged in a small 32-pin DIP, power requirements are
±15V and +5V with 3.4 Watts power dissipation. Please contact DATEL for availability.
FEATURES
4-bit resolution
500kHz sampling rate
Functionally complete
Small 32-pin DIP
Low-power, 3.1 Watts
Excellent dynamic performance
Samples up to Nyquist
INPUT/OUTPUT CONNECTIONS
PIN FUNCTION
PIN FUNCTION
1 +10V REF. OUT
17 BIT 14 OUT (LSB)
2 BIPOLAR
18 BIT 13 OUT
3 ANALOG INPUT
19 BIT 12 OUT
4 SIGNAL GROUND
20 BIT 11
5 OFFSET ADJUST
21 BIT 10 OUT
6 GAIN ADJUST
22 BIT 9 OUT
7 OVERFLOW
23 BIT 8 OUT
8 COMP BIN
24 BIT 7 OUT
9 ENABLE
25 BIT 6 OUT
10 +5V SUPPLY
26 BIT 5 OUT
11 DIGITAL GROUND
27 BIT4 OUT
12 +15V SUPPLY
28 BIT 3 OUT
13 -15V SUPPLY
29 BIT 2 OUT
14 NO CONNECTION
30 BIT 1 OUT (MSB)
15 ANALOG GROUND
31 BIT 1 OUT (MSB)
16 EOC
32 START CONVERT
BLOCK DIAGRAM
GAIN ADJUST 6
+10V REF. OUT 1
OFFSET ADJUST 5
BIPOLAR 2
OFFSET
CIRCUIT
ANALOG INPUT 3 S/H
+
–
REF
DAC
S2
BUFFER
S1
FLASH
ADC
START CONVERT 32
EOC 16
LOGIC
CONTROL
AND
TIMING
4
SIGNAL
GROUND
10
+5V
SUPPLY
11
DIGITAL
GROUND
12
+15V
SUPPLY
15
ANALOG
GROUND
13
-15V
SUPPLY
DIGITAL
CORRECTION
LOGIC
3-STATE
OUTPUT
REGISTER
8
COMP BIN
31 BIT 1 OUT (MSB)
30 BIT 1 OUT (MSB)
29 BIT 2 OUT
28 BIT 3 OUT
27 BIT 4 OUT
26 BIT 5 OUT
25 BIT 6 OUT
24 BIT 7 OUT
23 BIT 8 OUT
22 BIT 9 OUT
21 BIT 10 OUT
20 BIT 11 OUT
19 BIT 12 OUT
18 BIT 13 OUT
17 BIT 14 OUT (LSB)
9 ENABLE
7 OVERFLOW
Figure 1. ADS-928 Functional Block Diagram
DATEL, Inc. 11 Cabot Boulevard, Mansfield, MA 02048-1151 USA • Tel: (508) 339-3000 • www.datel.com • e-mail: [email protected]
27 Jul 2015 MDA_ADS-928.B02 Page 1 of 4
1 page | ||
| Páginas | Total 4 Páginas | |
| PDF Descargar | [ Datasheet ADS-928.PDF ] | |
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