ADS7809 Burr-Brown Corporation, ADS7809 Datasheet - Page 2

• Manufacturer Part Number: ADS7809
• Description: 16-Bit 10ms Serial CMOS Sampling ANALOG-to-DIGITAL CONVERTER
• Manufacturer: Burr-Brown Corporation

SPECIFICATIONS
ELECTRICAL
At T
The information provided herein is believed to be reliable; however, BURR-BROWN assumes no responsibility for inaccuracies or omissions. BURR-BROWN
assumes no responsibility for the use of this information, and all use of such information shall be entirely at the user’s own risk. Prices and specifications are subject
to change without notice. No patent rights or licenses to any of the circuits described herein are implied or granted to any third party. BURR-BROWN does not
authorize or warrant any BURR-BROWN product for use in life support devices and/or systems.
PARAMETER
RESOLUTION
ANALOG INPUT
Voltage Ranges
Impedance
Capacitance
THROUGHPUT SPEED
Complete Cycle
Throughput Rate
DC ACCURACY
Integral Linearity Error
Differential Linearity Error
No Missing Codes
Transition Noise
Full Scale Error
Full Scale Error Drift
Full Scale Error
Full Scale Error Drift
Bipolar Zero Error
Bipolar Zero Error Drift
Unipolar Zero Error
Unipolar Zero Error
Unipolar Zero Error Drift
Recovery to Rated Accuracy
Power Supply Sensitivity
AC ACCURACY
Spurious-Free Dynamic Range
Total Harmonic Distortion
Signal-to-(Noise+Distortion)
Signal-to-Noise
Full-Power Bandwidth
SAMPLING DYNAMICS
Aperture Delay
Transient Response
Overvoltage Recovery
REFERENCE
Internal Reference Voltage
Internal Reference Source Current
External Reference Voltage Range
External Reference Current Drain
DIGITAL INPUTS
Logic Levels
(V
(Must use external buffer)
For Specified Linearity
V
V
I
I
A
after Power Down
IL
IH
IL
IH
= –40 C to +85 C, f
DIG
= V
ANA
= V
®
(3,4)
(3,4)
(2)
(3)
D
ADS7809
(3)
(3)
)
(6)
(7)
S
= 100kHz, V
DIG
= V
0V to 4V, 0V to 5V Ranges
ANA
1 F Capacitor to CAP
+4.75V < V
Acquire and Convert
0V tp 10V Ranges
Ext. 2.5000V Ref
Ext. 2.5000V Ref
Ext. 2.5000V Ref
= +5V, using internal reference and fixed resistors as shown in Figure 4, unless otherwise specified.
Unipolar Ranges
Bipolar Ranges
Bipolar Ranges
CONDITIONS
–60dB Input
f
f
f
f
IN
IN
IN
IN
V
FS Step
No Load
V
= 20kHz
= 20kHz
= 20kHz
= 20kHz
IL
IH
= 0V
= 5V
D
< +5.25V
2.48
–0.3
+2.0
2
MIN
100
2.3
15
90
83
83
ADS7809P, U
–100
TYP
100
250
150
1.3
2.5
2.5
35
88
30
88
40
1
1
7
2
2
2
10, 0V to 5V, etc. (See Table I)
V
+3, –2
D
MAX
2.52
+0.8
–90
100
2.7
+0.3V
16
10
0.5
0.5
10
2
10
10
See Table I
3
5
3
8
MIN
16
96
86
86
ADS7809PB, UB
TYP
32
MAX
–94
2
1
ppm/ C
ppm/ C
ppm/ C
ppm/ C
UNITS
LSB
dB
LSB
LSB
LSB
Bits
kHz
Bits
kHz
mV
mV
mV
ms
pF
dB
dB
dB
dB
ns
ns
%
%
V
V
V
V
A
A
A
A
s
s
(5)
(1)