參數(shù)資料
型號(hào)： DAC1222LJ
英文描述： 12-Bit Digital-to-Analog Converter
中文描述： 12位數(shù)字到模擬轉(zhuǎn)換器
文件頁(yè)數(shù)： 7/14頁(yè)
文件大?。?/td> 262K
代理商： DAC1222LJ
Absolute Maximum Ratings (Notes12)
If MilitaryAerospace specified devices are required
please contact the National Semiconductor Sales
OfficeDistributors for availability and specifications
Supply Voltage (AVCC DVCC)7V
Supply Voltage Difference (AVCC–DVCC)
g
55V
Voltage at Any Pin (Note 3)
GND b03V to
AVCC DVCC a03V
Input Current at Any Pin (Note 3)
5 mA
Package Input Current (Note 4)
30 mA
Power Dissipation (Note 5)
950 mW
ESD Susceptibility (Note 6)
Human Body Model
2000V
Machine Model
200V
Soldering Information
N Package (10 sec)
260 C
SO Package
Vapor Phase (60 sec)
215 C
Infrared (15 sec) (Note 7)
220 C
Storage Temperature
b
65 Cto a150 C
Operating Ratings (Notes12)
Supply Voltage
45V to 55V
Supply Voltage Difference (AVCC b DVCC)
g
1V
Temperature Range
TMIN k TA k TMAX
DAC1054CIN DAC1054CIWM
b
40 C k TA k 85 C
DAC1054CMJ883
b
55 C k TA k 125 C
Converter Electrical Characteristics
The following specifications apply for AVCC e DVCC e 5V VREF e 265V VBIAS e 14V RL e 2kX (RL is the load resistor on
the analog outputs – pins 2 13 17 and 23) and fCLK e 10 MHz unless otherwise specified Boldface limits apply for TA
e
TJ from TMIN to TMAX All other limits apply for TA e 25 C
Symbol
Parameter
Conditions
Typical
Limit
Units
(Note 8)
(Note 9)
(Limits)
STATIC CHARACTERISTICS
n
Resolution
10
bits
Monotonicity
(Note 10)
10
bits
Integral Linearity Error
(Note 11)
DAC1054CIN DAC1054CIWM
g
075
LSB (max)
Differential Linearity Error
g
10
LSB (max)
Fullscale Error
(Note 12)
g
30
mV
Fullscale Error Tempco
(Note 13)
b
38
ppm C
Zero Error
(Note 14)
g
25
mV
Zero Error Tempco
(Note 13)
b
38
ppm C
Power Supply Sensitivity
(Note 15)
b
34
dB (max)
DYNAMIC CHARACTERISTICS
tsa
Positive Voltage Output
(Note 16)
18
32
m
s
Settling Time
CL e 200 pF
tsb
Negative Voltage Output
(Note 16)
23
37
m
s
Settling Time
CL e 200 pF
Digital Crosstalk
(Note 17)
15
mVp-p
Digital Feedthrough
(Note 18)
15
mVp-p
Clock Feedthrough
(Note 19)
20
mVp-p
Channel-to-Channel Isolation
(Note 20)
b
71
dB
Glitch Energy
(Note 21)
7
nVbs
Peak Value of Largest Glitch
38
mV
PSRR
Power Supply Rejection Ratio
(Note 22)
b
49
dB
2
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