ADS7810 Burr-Brown Corporation, ADS7810 Datasheet - Page 2

• Manufacturer Part Number: ADS7810
• Description: 12-Bit 800kHz Sampling CMOS 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 Range
Impedance
Capacitance
THROUGHPUT SPEED
Conversion Cycle
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
Power Supply Sensitivity
AC ACCURACY
Spurious-Free Dynamic Range
Total Harmonic Distortion
Signal-to-(Noise+Distortion)
Signal-to-Noise
Usable Bandwidth
SAMPLING DYNAMICS
Aperture Delay
Aperture Jitter
Transient Response
Overvoltage Recovery
REFERENCE
Internal Reference Voltage
Internal Reference DC Source Current
Internal Reference Drift
External Reference Voltage Range
External Reference Current Drain
DIGITAL INPUTS
Logic Levels
DIGITAL OUTPUTS
Data Format
Data Coding
Leakage Current
Output Capacitance
DIGITAL TIMING
Bus Access Time
Bus Relinquish Time
A
= –40 C to +85 C, f
(+V
(External load should be static)
For Specified Linearity
V
V
I
I
V
V
IL
IH
IL
IH
OL
OH
DIG
= +V
ANA
®
(3, 4)
(3, 4)
(2)
(3)
(6)
ADS7810
= V
S
(7)
D
= 800kHz, +V
)
DIG
= +V
ANA
–5.25V < –V
+4.75V < V
= +5V, –V
Acquire & Convert
V
Ext. 2.5000V Ref
Ext. 2.5000V Ref
Ext. 2.5000V Ref
I
SOURCE
OUT
CONDITIONS
I
High-Z State,
High-Z State
f
f
f
f
SINK
IN
IN
IN
IN
V
FS Step
V
= 0V to V
= 250kHz
= 250kHz
= 250kHz
= 250kHz
t
IL
IH
3
ANA
= 1.6mA
+ t
= 0V
= 5V
= 500 A
ANA
D
= –5V, using internal reference and the 50 input resistor shown in Figure 4b, unless otherwise specified.
4
< +5.25V
< –4.75V
DIG
2
2.48
–0.3
+2.4
+2.8
MIN
800
2.3
74
67
68
Guaranteed
ADS7810U
1020
TYP
–80
200
250
100
3.1
0.1
1.5
2.5
2.5
82
71
71
20
10
10
5
12
12
8
2
Binary Two’s Complement
V
D
MAX
1250
2.52
+0.8
+0.4
–74
100
2.7
12
15
62
83
0.5
0.5
0.5
+ 0.3
10
10
1
1
8
5
5
Parallel 12 Bits
MIN
77
69
70
ADS7810UB
TYP
–82
84
MAX
–77
0.75
0.25
15
4
ppm/ C
ppm/ C
ppm/ C
ppm/ C
UNITS
LSB
dB
MHz
kHz
LSB
LSB
LSB
LSB
LSB
Bits
k
dB
dB
dB
pF
ns
ns
ns
ps
ns
ns
pF
ns
ns
%
%
V
V
V
V
V
V
V
A
A
A
A
A
(5)
(1)