參數(shù)資料
型號(hào)： DAC7512N/3K
廠商： TEXAS INSTRUMENTS INC
元件分類： DAC
英文描述： SERIAL INPUT LOADING, 8 us SETTLING TIME, 12-BIT DAC, PDSO6
封裝： GREEN, PLASTIC, SOT-23, 6 PIN
文件頁(yè)數(shù)： 17/23頁(yè)
文件大?。?/td> 1094K
代理商： DAC7512N/3K
DAC7512
3
SBAS156B
www.ti.com
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
STATIC PERFORMANCE (1)
Resolution
12
Bits
Relative Accuracy
±8
LSB
Differential Nonlinearity
Tested 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
0VDD
V
Output Voltage Settling Time
1/4 Scale to 3/4 Scale Change
(400H to C00H)8
10
s
RL = 2k; 0pF < CL < 200pF
RL = 2k; CL = 500pF
12
s
Slew Rate
1
V/s
Capacitive Load Stability
RL = ×
470
pF
RL = 2k
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
VDD = +5V
50
mA
VDD = +3V
20
mA
Power-Up Time
Coming Out of Power-Down Mode
VDD = +5V
2.5
s
Coming Out of Power-Down Mode
VDD = +3V
5
s
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
V
DD
2.7
5.5
V
I
DD (normal mode)
DAC Active and Excluding Load Current
V
DD = +3.6V to +5.5V
V
IH = VDD and VIL = GND
135
200
A
V
DD = +2.7V to +3.6V
V
IH = VDD and VIL = GND
115
160
A
I
DD (all power-down modes)
V
DD = +3.6V to +5.5V
V
IH = VDD and VIL = GND
0.2
1
A
V
DD = +2.7V to +3.6V
V
IH = VDD and VIL = GND
0.05
1
A
POWER EFFICIENCY
I
OUT/IDD
I
LOAD = 2mA. VDD = +5V
93
%
TEMPERATURE RANGE
Specified Performance
–40
+105
°C
NOTES: (1) Linearity calculated using a reduced code range of 48 to 4047; output unloaded. (2) Guaranteed by design and characterization, not production tested.
ELECTRICAL CHARACTERISTICS
V
DD = +2.7V to +5.5V; RL = 2k to GND; CL = 200pF to GND.
DAC7512E, N
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