參數(shù)資料
型號(hào)： DAC7725NB
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））
文件頁數(shù)： 2/15頁
文件大?。?/td> 451K
代理商： DAC7725NB
2
DAC7724, 7725
SPECIFICATION (DUAL SUPPLY)
At T
A
= –40
°
C to +85
°
C, V
CC
= +15V, V
DD
= +5V, V
SS
= –15V, V
REFH
= +10V, V
REFL
= –10V, unless otherwise noted.
The information provided herein is believed to be reliable; however, BURR-BROWN assumes no responsibility for inaccuracies or omissions. BURR-BROWN assumes
no responsibility for the use of this information, and all use of such information shall be entirely at the user’s own risk. Prices and specifications are subject to change
without notice. No patent rights or licenses to any of the circuits described herein are implied or granted to any third party. BURR-BROWN does not authorize or warrant
any BURR-BROWN product for use in life support devices and/or systems.
DAC7724N, U
DAC7725N, U
DAC7724NB, UB
DAC7725NB, UB
PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
ACCURACY
Linearity Error
Linearity Matching
(2)
Differential Linearity Error
Monotonicity
Zero-Scale Error
Zero-Scale Drift
Zero-Scale Matching
(2)
Full-Scale Error
Full-Scale Matching
(2)
Power Supply Sensitivity
±
2
±
2
±
1
±
1
±
1
±
1
LSB
(1)
LSB
LSB
Bits
LSB
ppm/
°
C
LSB
LSB
LSB
ppm/V
T
MIN
to T
MAX
Code = 000
H
12
6
±
2
6
1
6
±
2
±
2
±
2
±
1
6
±
1
Code = FFF
H
At Full Scale
10
6
ANALOG OUTPUT
Voltage Output
(3)
Output Current
Load Capacitance
Short-Circuit Current
Short-Circuit Duration
V
REFL
±
5
V
REFH
6
6
6
6
V
mA
pF
mA
No Oscillation
500
±
20
6
6
6
To V
SS
, V
CC
, or GND
Indefinite
REFERENCE INPUT
V
REFH
Input Range
V
REFL
Input Range
Ref High Input Current
Ref Low Input Current
V
REFL
+1.25
–10
–0.5
–3.5
+10
6
6
6
6
6
6
6
6
V
V
V
REFH
– 1.25
3.0
0
mA
mA
DYNAMIC PERFORMANCE
Settling Time
Channel-to-Channel Crosstalk
Digital Feedthrough
Output Noise Voltage
To
±
0.012%, 20V Output Step
Full-Scale Step
8
10
6
6
6
μ
s
LSB
nV-s
nV/
√
Hz
0.25
2
65
6
f = 10kHz
6
DIGITAL INPUT/OUTPUT
Logic Family
Logic Levels
V
IH
V
IL
V
OH
V
OL
Data Format
TTL-Compatible CMOS
6
I
IH
≤
±
10
μ
A
I
IL
≤
±
10
μ
A
I
OH
= –0.8mA
I
OL
= 1.6mA
2.4
–0.3
3.6
0.0
V
DD
+0.3
0.8
V
DD
0.4
6
6
6
6
6
6
6
6
V
V
V
V
Straight Binary
6
POWER SUPPLY REQUIREMENTS
V
DD
V
CC
V
SS
I
DD
I
CC
I
SS
Power Dissipation
+4.75
+14.25
–14.25
+5.25
+15.75
–15.75
6
6
6
6
6
6
6
6
V
V
V
μ
A
mA
mA
mW
50
6
–6
180
6
6
6
6
8.5
–8
6
250
6
TEMPERATURE RANGE
Specified Performance
–40
+85
6
6
°
C
NOTES: (1) LSB means Least Significant Bit, when V
equals +10V and V
equals –10V, then one LSB equals 4.88mV. (2) All DAC outputs will match within
the specified error band. (3) Ideal output voltage, does not take into account zero or full-scale error.
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