SPECIFICATIONS
ELECTRICAL
At TA = +25°C, VCC = ±12V or +15V, VEE = –12V or –15VDC, and VLOGIC = +5V, unless otherwise noted.
ADC674AJP, JH, SH
ADC674AKP, KH, TH
TYP
PARAMETER
MIN
TYP
MAX
MIN
MAX
UNITS
RESOULUTION
12
*
Bits
ANALOG INPUTS
Voltage Ranges: Unipolar
Bipolar
Impedance: 0 to +10V, ±5V
±10V, 0V to +20V
0 to +10, 0 to +20
*
*
*
*
V
V
kΩ
k Ω
±5, ±10
5
10
4.7
9.4
5.3
10.6
*
*
*
*
DIGITAL INPUTS (CE, CS, R/C, AO, 12/8)
Over Temperature Range
Voltages: Logic 1
Logic 0
Current
Capacitiance
+2
–0.5
–5
±5.5
±0.8
±5
*
*
*
*
*
*
V
V
µA
pF
0.2
5
*
*
TRANSFER CHARACTERISTICS
ACCURACY
At +25°C
Linearity Error
±1
±2
±10
±1/2
*
±4
LSB
LSB
LSB
Unipolar Offset Error (adjustable to zero)
Bipolar Offset Error (adjustable to zero)
Full-Scale Calibration Error(1) (adjustable to zero)
No Missing Codes Resolution (differential linearity)
Inherent Quantization Error
±0.25
*
% of FS(2)
Bits
LSB
11
±1/2
12
*
T
MIN to TMAX
Linearity Error: J, K Grades
S, T Grades
±1
±1
±1/2
±3/4
LSB
LSB
Full-Scale Calibration Error
Without Initial Adjustmen(1): J, K Grades
S, T Grades
Adjusted to zero at +25°C: J, K Grades
S, T Grades
±0.47
±0.75
±0.22
±0.5
±0.37
±0.5
±0.12
±0.25
% of FS
% of FS
% of FS
% of FS
Bits
No Missing Codes Resolution (differential linearity)
11
12
(3)
TEMPERATURE COEFFICIENTS (TMIN to TMAX
Unipolar Offset: J, K Grades
S, T Grades
)
±10
±5
±2
±5
±2.5
±1
ppm/°C
ppm/°C
LSB
Max Change: All Grades
Bipolar Offset: All Grades
Max Change: J, K Grades
S, T Grades
±10
±2
±4
±5
±1
±2
ppm/°C
LSB
LSB
Full-Scale Calibration: J, K Grades
S, T Grades
Max Change: J, K Grades
S, T Grades
±45
±50
±9
±25
±25
±5
ppm/°C
ppm/°C
LSB
±20
±10
LSB
POWER SENSITIVITY
Change in Full-Scale Calibration
+13.5V < VCC < +16.5V or +11.4V < VCC < +12.6V
+16.5V < VEE < +13.5V or –12.6V < VEE < –11.4V
+4.5V < VLOGIC < +5.5V
±2
±2
±1/2
±1
±1
*
LSB
LSB
LSB
CONVERSION TIME(4)
8-Bit Cycle
12-Bit Cycle
6
9
8
12
10
15
*
*
*
*
*
*
µs
µs
DIGITAL OUTPUT (DB11—DB0, Status)
(Over Temperature Range)
Outputs Codes: Unipolar
Bipolar
Unipolar Straight Binary (USB)
Bipolar Offset Binar*y (BOB)
Logic Levels: Logic 0 (ISINK = 1.6mA)
Logic 1 (ISOURCE = 500µA)
Leakage, Data Bits Only , High-Z State
Capacitance
+0.4
*
*
V
V
µA
pF
+2.4
–5
*
*
0.1
5
+5
*
*
INTERNAL REFERENCE VOLTAGE
Voltage
Source Current Available for External Loads(5)
+9.9
2
±10
±10.1
*
*
*
*
V
mA
®
2
ADC674A
BB [ BURR-BROWN CORPORATION ]
