参数资料
型号: AD7243BN
厂商: ANALOG DEVICES INC
元件分类: DAC
英文描述: 47 UF, 20V CAP., TANTALUM
中文描述: SERIAL INPUT LOADING, 5 us SETTLING TIME, 12-BIT DAC, PDIP16
封装: PLASTIC, DIP-16
文件页数: 2/12页
文件大小: 171K
代理商: AD7243BN
AD7243–SPECIFICATIONS
Parameter
STATIC PERFORMANCE
Resolution
Relative Accuracy
3
Differential Nonlinearity
3
Unipolar Offset Error
3
A
2
B
2
S
2
Unit
Test Conditions/Comments
12
±
1
±
0.9
±
4
12
±
1/2
±
0.9
±
4
12
±
1
±
0.9
±
5
Bits
LSB max
LSB max
LSB max
Guaranteed Monotonic
V
SS
= 0 V or –12 V to –15 V
1
; DAC Latch
Contents All 0s
V
SS
= –12 V to –15 V
1
; DAC Latch Contents All 0s
Bipolar Zero Error
3
Full-Scale Error
3, 4
Full-Scale Temperature Coefficient
5
±
5
±
6
±
5
±
5
±
6
±
5
±
6
±
7
±
5
LSB max
LSB max
ppm of FSR/
°
C typ
Guaranteed By Process
REFERENCE OUTPUT
Reference Output Range, REFOUT
Reference Temperature Coefficient
5
Reference Load Change
(
REFOUT
VS
. I
L
)
4.95/5.05
±
25
4.95/5.05
±
25
4.95/5.05
±
30
V min/V max
ppm/
°
C typ
Guaranteed By Process
–1
–1
–1
mV max
Reference Load Current (I
L
) Change (0–100
μ
A)
REFERENCE INPUT
Reference Input Range, REFIN
Input Current
4.95/5.05
5
4.95/5.05
5
4.95/5.05
5
V min/V max
μ
A max
5 V
±
1% for Specified Performance
DIGITAL INPUTS
Input High Voltage, V
INH
Input Low Voltage, V
INL
Input Current, I
IN
Input Capacitance
5
2.4
0.8
±
1
8
2.4
0.8
±
1
8
2.4
0.8
±
1
8
V min
V max
μ
A max
pF max
V
IN
= 0 V to V
DD
DIGITAL OUTPUT
Serial Data Out (SDO)
Output Low Voltage, V
OL
Output High Voltage, V
OH
0.4
4.0
0.4
4.0
0.4
4.0
V max
V min
I
SINK
= 1.6 mA
I
SOURCE
= 400
μ
A
ANALOG OUTPUT
Output Range Resistor, R
OFS
Output Voltage Ranges
6
Output Voltage Ranges
6
DC Output Impedance
5
15/30
+5, +10
+5, +10,
±
5
0.5
15/30
+5, +10
+5, +10,
±
5
0.5
15/30
+5, +10
+5, +10,
±
5
0.5
k
min/max
V
V
typ
Typically 20 k . Guaranteed By Process
Single Supply; V
SS
= 0 V
Dual Supply; V
SS
= –12 V to –15 V
AC CHARACTERISTICS
5
Voltage Output Settling-Time
Positive Full-Scale Change
Negative Full-Scale Change
Digital-to-Analog Glitch Impulse
3
Settling Time to Within
±
1/2 LSB of Final Value
Typically 4
μ
s
Typically 5
μ
s
DAC Latch Contents Toggled Between All 0s
and All 1s
LDAC
= High
10
10
30
10
10
30
10
10
30
μ
s max
μ
s max
nV secs typ
Digital Feedthrough
3
10
10
10
nV secs typ
POWER REQUIREMENTS
V
DD
Range
V
SS
Range (Dual Supplies)
I
DD
I
SS
(Dual Supplies)
+10.8/+16.5 +10.8/+16.5
–10.8/–16.5
10
2
+11.4/+15.75
–11.4/–15.75
10
2
V min/V max
V min/V max
mA max
mA max
For Specified Performance Unless Otherwise Stated
For Specified Performance Unless Otherwise Stated
Output Unloaded; Typically 7 mA
Output Unloaded; Typically 1 mA
–10.8/–16.5
10
2
NOTES
1
Power Supply Tolerance A, B Versions:
±
10%; S Version:
±
5%.
2
Temperature ranges are as follows: A, B Versions: –40
°
C to +85
°
C; S Version: –55
°
C to +125
°
C.
3
See terminology.
4
Measured with respect to REFIN and includes unipolar/bipolar offset error.
5
Guaranteed by design and characterization, not production tested.
6
0 V to +10 V output range is available only with V
DD
+14.25 V.
Specifications subject to change without notice.
(V
DD
= +12 V to +15 V,
1
V
SS
= 0 V or –12 V to –15 V,
1
AGND = DGND = O V, REFIN = +5 V,
R
L
= 2 k , C
L
= 100 pF to AGND. All Specifications T
MIN
to T
MAX
unless otherwise noted.)
–2–
REV. A
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