參數(shù)資料
型號(hào)： DAC7744EB
元件分類： 外設(shè)及接口
英文描述： Single Supply RS232C Line Driver/Receiver(?????μ?o?RS232C ?o?????????¨???2???2??????)
中文描述： 單電源RS232C接口線路驅(qū)動(dòng)器/接收器（單電源RS232C接口線收發(fā)器（2發(fā)2收））
文件頁(yè)數(shù)： 3/23頁(yè)
文件大?。?/td> 458K
代理商： DAC7744EB
3
DAC7744
DAC7744E
DAC7744EB
DAC7744EC
PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
ACCURACY
Linearity Error
(1)
T
to T
Linearity Match
Differential Linearity Error
T
to T
Monotonicity, T
MIN
to T
MAX
Unipolar Zero
Unipolar Zero Error,
T
MIN
to T
MAX
Full-Scale Error
Full-Scale Error,
T
to T
MAX
Unipolar Zero Matching
T = 25
°
C
±
3
±
4
6
6
±
2
±
3
LSB
LSB
LSB
LSB
LSB
Bits
±
4
6
±
2
T = 25
°
C
±
3
±
3
±
2
±
2
±
1
±
1
14
15
16
T = 25
°
C
±
0.01
±
0.025
±
0.05
±
0.025
±
0.05
±
0.024
6
6
6
6
6
6
6
6
6
6
% of FSR
% of FSR
% of FSR
% of FSR
% of FSR
T = 25
°
C
Channel-to-Channel
Matching
Channel-to-Channel
Matching
At Full Scale
Full-Scale Matching
±
0.024
6
6
% of FSR
Power Supply Rejection Ratio (PSRR)
25
6
6
ppm/V
ANALOG OUTPUT
Voltage Output
V
REF
L = 0V, V
SS
= 0V
R = 10k
0
V
REF
H
6
6
6
6
V
Output Current
Maximum Load Capacitance
Short-Circuit Current
Short-Circuit Duration
±
5
6
6
mA
pF
mA
500
±
20
6
6
6
6
6
6
To V
SS
, V
CC
or GND
Indefinite
REFERENCE INPUT
Ref High Input Voltage Range
Ref Low Input Voltage Range
Ref High Input Current
Ref Low Input Current
V
REF
L + 1.25
0
–0.3
–1.5
+10
6
6
6
6
6
6
6
6
V
V
V
REF
H – 1.25
1.0
–0.3
6
6
6
6
mA
mA
DYNAMIC PERFORMANCE
Settling Time
To
±
0.003%, 10V
Output Step
See Figure 6
8
10
6
6
6
6
μ
s
Channel-to-Channel Crosstalk
Digital Feedthrough
Output Noise Voltage
0.5
2
60
6
6
6
6
6
6
LSB
nV-s
nV/
√
Hz
f = 10kHz
DIGITAL INPUT
V
IH
V
IL
I
IH
I
IL
0.7 V
DD
0
V
6
6
V
V
μ
A
μ
A
0.3 V
DD
±
10
±
10
6
6
6
DIGITAL OUTPUT
V
OH
V
OL
I
OH
= –0.8mA
OL
= 1.6mA
3.6
4.5
0.3
6
6
6
6
6
6
V
V
0.4
6
6
POWER SUPPLY
V
DD
V
CC
V
SS
I
DD
I
Power
+4.75
+14.25
+5.0
+15.0
0
50
3.5
50
+5.25
+15.75
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
V
V
V
μ
A
mA
mW
70
TEMPERATURE RANGE
Specified Performance
–40
+85
6
6
6
6
°
C
6
Specifications same as grade to the left.
NOTE: (1) If V
SS
= 0V, the specification applies at code 0021
H
and above, due to possible negative zero scale error.
SPECIFICATIONS
(Single Supply)
At T
A
= T
MIN
to T
MAX
, V
CC
= +15V, V
DD
= +5V, V
SS
= GND, V
REF
H = +10V, and V
REF
L = +50mV, unless otherwise noted.
相關(guān)PDF資料
PDF描述
DAC7744EC Single Supply RS232C Line Driver/Receiver(?????μ?o?RS232C ?o?????????¨???2???2??????)
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