SPECIFICATIONS
ELECTRICAL
At TA = TMIN to TMAX, Sampling Frequency, fS, = 333kHz, –VS = –15V, VS = +5V, unless otherwise specified.
ADS7800JP/JU/AH
ADS7800KP/KU/BH
PARAMETER
RESOLUTION
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
12
*
Bits
ANALOG INPUT
Voltage Ranges
Impedance
±10V/±5V
6.3
4.2
*
*
*
V
kΩ
kΩ
±10V Range
±5V Range
4.4
2.9
8.1
5.4
*
*
*
*
THROUGHPUT SPEED
Conversion Time
Complete Cycle
Conversion Alone
Acquisition + Conversion
2.5
2.6
380
2.7
3.0
*
*
*
*
*
µs
µs
kHz
Throughput Rate
333
*
DC ACCURACY
Full Scale Error(1)
±0.50
±0.35
%
Full Scale Error Drift
Integral Linearity Error
Differential Linearity Error
No Missing Codes
Bipolar Zero(1)
6
*
ppm/°C
LSB(2)
LSB
±1
±1
±1/2
±3/4
Guaranteed
1
Guaranteed
*
±4
±2
LSB
ppm/°C
Bipolar Zero Drift
Power Supply Sensitivity
–16.5V < –VS < –13.5V
–12.6V < –VS < –11.4V
+4.75V < VS < +5.25V
±1/2
±1/2
±1
*
*
LSB
LSB
LSB
LSB
±1/2
Transition Noise(3)
0.1
*
AC ACCURACY
Spurious-Free Dynamic Range
Total Harmonic Distortion
Two-tone Intermodulation Distortion
fIN = 47kHz
fIN = 47kHz
fIN1 = 24.4kHz (–6dB)
fIN2 = 28.5kHz (–6dB)
fIN = 47kHz
74
77
–77
–77
77
80
–80
–80
dB(4)
dB
dB
–74
–74
–77
–77
Signal-to-(Noise + Distortion) Ratio
Signal-to-Noise Ratio (SNR)
67
68
70
71
69
70
72
73
dB
dB
fIN = 47kHz
SAMPLING DYNAMICS
Aperture Delay
Aperture Jitter
Transient Response(5)
Overvoltage Recovery(6)
13
*
*
*
*
ns
ps, rms
ns
150
130
150
ns
INTERNAL REFERENCE VOLTAGE
Voltage
Source Current Available
for External Loads
1.9
2.0
10
2.1
*
*
*
*
V
µA
DIGITAL INPUTS
Logic Levels
VIL
VIH
IIL
–0.3
+2.4
–5
+0.8
+5.3
*
*
*
*
*
*
V
V
µA
µA
IIH
+5
DIGITAL OUTPUTS
Data Format
Data Coding
VOL
Parallel, 12-bit or 8-bit/4-bit
Binary Offset Binary
ISINK = 1.6mA
ISOURCE = 500µA
0.0
+2.4
+0.4
+5.0
±5
*
*
*
*
*
V
V
µA
VOH
ILEAKAGE (High-Z State)
±0.1
*
POWER SUPPLIES
Rated Voltage
–VS
–11.4
+4.75
–15
+5.0
–16.5
+5.25
*
*
*
*
*
*
V
V
VS (VSA and VSD
Current
)
–IS
IS
3.5
18
135
6
25
215
*
*
*
*
*
*
mA
mA
mW
Power Consumption
®
2
ADS7800
BB [ BURR-BROWN CORPORATION ]
