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ADS8507 Datasheet(PDF) 2 Page - Texas Instruments

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Part No. ADS8507
Description  16-BIT 40-KSPS LOW POWER SAMPLING ANALOG-TO-DIGITAL CONVERTER WITH INTERNAL REFERENCE AND PARALLEL/SERIAL INTERFACE
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Maker  TI [Texas Instruments]
Homepage  http://www.ti.com
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ADS8507 Datasheet(HTML) 2 Page - Texas Instruments

 
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ABSOLUTE MAXIMUM RATINGS
ELECTRICAL CHARACTERISTICS
ADS8507
SLAS381 – DECEMBER 2006
These devices have limited built-in ESD protection. The leads should be shorted together or the device placed in conductive foam
during storage or handling to prevent electrostatic damage to the MOS gates.
PACKAGE/ORDERING INFORMATION(1)
MINIMUM
NO
MINIMUM
SPECIFICATION
RELATIVE
PACKAGE
PACKAGE
ORDERING
TRANSPORT
PRODUCT
MISSING
SINAD
TEMPERATURE
ACCURACY
LEAD
DESIGNATOR
NUMBER
MEDIA, QTY
CODE
(dB)
RANGE
(LSB)
ADS8507IBDW
Tube, 20
ADS8507IB
±1.5
16
87
-40°C to 85°C
SO-28
DW
ADS8507IBDWR
Tape and Reel, 1000
ADS8507IDW
Tube, 20
ADS8507I
±3
15
83
-40°C to 85°C
SO-28
DW
ADS8507IDWR
Tape and Reel, 1000
(1)
For the most current package and ordering information, see the Package Option Addendum at the end of this document, or see the TI
website at www.ti.com.
over operating free-air temperature range (unless otherwise noted)(1)
UNIT
R1IN
±25 V
Analog inputs
R2IN
±25 V
REF
+VANA + 0.3 V to AGND2 - 0.3 V
DGND, AGND2
±0.3 V
VANA
6 V
Ground voltage differences
VDIG to VANA
0.3 V
VDIG
6 V
Digital inputs
-0.3 V to +VDIG + 0.3 V
Maximum junction temperature
165°C
Storage temperature range
–65
°C to 150°C
Internal power dissipation
700 mW
Lead temperature (soldering, 1.6 mm from case 10 seconds)
260°C
(1)
All voltage values are with respect to network ground terminal.
At T
A = -40°C to 85°C, fS = 40 kHz, VDIG = VANA = 5 V, and using internal reference and fixed resistors, (see Figure 43)
unless otherwise specified.
ADS8507I
ADS8507IB
PARAMETER
TEST CONDITIONS
UNIT
MIN
TYP
MAX
MIN
TYP
MAX
Resolution
16
16
Bits
ANALOG INPUT
-10
10
-10
10
Voltage ranges
See Table 1
0
5
0
5
V
0
4
0
4
Impedance
Capacitance
45
45
pF
THROUGHPUT SPEED
Conversion time
20
20
µs
Complete cycle
Acquire and convert
25
25
Throughput rate
40
40
kHz
DC ACCURACY
INL
Integral linearity error
-3
3
-1.5
1.5
LSB(1)
(1)
LSB means Least Significant Bit. One LSB for the ±10 V input range is 305 µV.
2
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