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参数资料
| 型号： | DAC8501E/250G4 |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | DAC |
| 英文描述： | SERIAL INPUT LOADING, 12 us SETTLING TIME, 16-BIT DAC, PDSO8 |
| 封装： | GREEN, PLASTIC, MSOP-8 |
| 文件页数： | 14/20页 |
| 文件大小： | 531K |
| 代理商： | DAC8501E/250G4 |
DAC8501
3
SBAS212A
www.ti.com
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
STATIC PERFORMANCE (1)
Resolution
16
Bits
Relative Accuracy
±0.098
% of FSR
Differential Nonlinearity
Ensured Monotonic by Design
±1
LSB
Zero Code Error
All Zeroes Loaded to DAC Register
+5
±20
mV
Full-Scale Error
All Ones Loaded to DAC Register
–0.15
±1.25
% of FSR
Gain Error
±1.25
% of FSR
Zero Code Error Drift
±20
V/°C
Gain Temperature Coefficient
±5
ppm of FSR/
°C
OUTPUT CHARACTERISTICS (2)
Output Voltage Range
0V
REF
V
Output Voltage Settling Time
To
±0.003% FSR
0200
H to FD00H
810
s
R
L = 2k; 0pF < CL < 200pF
R
L = 2k; CL = 500pF
12
s
Slew Rate
1V/
s
Capacitive Load Stability
R
L = ∞
470
pF
R
L = 2k to Ground
1000
pF
Code Change Glitch Impulse
1LSB Change Around Major Carry
20
nV-s
Digital Feedthrough
0.5
nV-s
DC Output Impedance
1
Short-Circuit Current
V
DD = +5V
50
mA
V
DD = +3V
20
mA
Power-Up Time
Coming Out of Power-Down Mode
V
DD = +5V
2.5
s
Coming Out of Power-Down Mode
V
DD = +3V
5
s
REFERENCE INPUT
Reference Current
V
REF = VDD = +5V
35
45
A
V
REF = VDD = +3.6V
20
30
A
Reference Input Range
0
V
DD
V
Reference Input Impedance
150
k
MULTIPLYING MODE
Small-Signal Bandwidth
350
kHz
Full-Power Bandwidth
64
kHz
LOGIC INPUTS (2)
Input Current
±1
A
VINL, Input LOW Voltage
VDD = +5V
0.8
V
VINL, Input LOW Voltage
VDD = +3V
0.6
V
VINH, Input HIGH Voltage
VDD = +5V
2.4
V
VINH, Input HIGH Voltage
VDD = +3V
2.1
V
Pin Capacitance
3pF
POWER REQUIREMENTS
VDD
2.7
5.5
V
IDD (normal mode)
DAC Active and Excluding Load Current
VDD = +3.6V to +5.5V
VIH = VDD and VIL = GND
250
400
A
VDD = +2.7V to +3.6V
VIH = VDD and VIL = GND
240
390
A
IDD (all power-down modes)
VDD = +3.6V to +5.5V
VIH = VDD and VIL = GND
0.2
1
A
VDD = +2.7V to +3.6V
VIH = VDD and VIL = GND
0.05
1
A
POWER EFFICIENCY
IOUT/IDD
ILOAD = 2mA, VDD = +5V
89
%
TEMPERATURE RANGE
Specified Performance
–40
+105
°C
ELECTRICAL CHARACTERISTICS
V
DD = +2.7V to +5.5V, and –40°C to +105°C, unless otherwise specified.
DAC8501E
NOTES: (1) Linearity calculated using a reduced code range of 485 to 64714; output unloaded. (2) Ensured by design and characterization, not production tested.
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