ADS8519

Manufacturer Part NumberADS8519
DescriptionThe ADS8519 is a complete 16-bit sampling analog-to-digital (A/D) converter using state-of-the-art CMOS structures
ManufacturerTexas Instruments
ADS8519 datasheets

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Specifications of ADS8519

Resolution(bits)16Sample Rate (max)(sps)250kSPS
# Input Channels1InterfaceSerial SPI
Dnl(max)(+/-lsb)1Inl(max)(+/-lsb)2
Inl (+/-)(max)(%)0.00300Snr(db)93
Sinad(db)92Input Range+8.192V; +/-5V, 10V
Power Consumption(typ)(mw)100Reference ModeInt , Ext
ArchitectureSARAnalog Voltage Av/dd(min)(v)4.75
Analog Voltage Av/dd(max)(v)5.25Digital Supply(min)(v)1.65
Digital Supply(max)(v)5.25Operating Temperature Range(c)-40 to 85
Pin/package28SSOPIntegrated FeaturesInternal Reference
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ADS8519
SLAS462D – JUNE 2007 – REVISED SEPTEMBER 2010
t
w1
R/C
t
t
d1
w2
BUSY
t
d3
Error
STATUS
Nth Conversion
Correction
t
conv
t
t
c1
d4
Internal
1
2
16
DATACLK
t
d6
t
d5
DATA
D 15
D 0
TAG = 0
(N− 1)th Conversion Data
CS, EXT/INT, and TAG are tied low
Figure 2. Basic Conversion Timing: Internal DATACLK (Read Previous Data During Conversion)
t
w1
R/C
t
d1
t
w2
BUSY
t
d3
t
d11
Error
STATUS
Nth Conversion
Correction
t
conv
t
su1
External
1
16
DATACLK
No more
data to
TAG = 0
DATA
TAG = 0
shift out
EXT/INT tied high, CS and TAG are tied low
Figure 3. Basic Conversion Timing: External DATACLK
8
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TIMING DIAGRAMS (continued)
t
w1
t
d1
t
w2
t
d2
t
d3
t
d11
(N+1)th Accquisition
(N+1)th Conversion
t
t
acq
conv
t
d4
1
2
TAG = 0
D 15
Nth Conversion Data
8 starts READ
t
w1
t
d1
t
w2
t
d2
t
d3
Error
(N+1)th Accquisition
(N+1)th Conversion
Correction
t
t
acq
conv
t
su3
t
su1
2
16
1
16
1
No more
data to
Nth Data
TAG = 0
shift out
t
+ t
starts READ
w1
su1
Copyright © 2007–2010, Texas Instruments Incorporated
Product Folder Link(s):
ADS8519
www.ti.com
t
d2
t
d11
Error
(N+2)th Accquisition
Correction
t
acq
16
D 0
TAG = 0
t
d2
t
d11
(N+2)th Accquisition
t
acq
t
su3
1
2
16
TAG = 0
(N+1)th Data
TAG = 0