參數(shù)資料
型號(hào): AD8842AR
廠商: ANALOG DEVICES INC
元件分類: DAC
英文描述: 8-Bit Octal, 4-Quadrant Multiplying, CMOS TrimDAC
中文描述: OCTAL, SERIAL INPUT LOADING, 5.4 us SETTLING TIME, 8-BIT DAC, PDSO24
封裝: 0.300 INCH, SOIC-24
文件頁(yè)數(shù): 3/12頁(yè)
文件大?。?/td> 506K
代理商: AD8842AR
AD8842
REV. 0
–3–
DETAIL SERIAL DATA INPUT TIMING (
PR
= “1”)
1
SDI
1
0
1
0
A3
A2
A1
A0
D7
D6
D5
D4
D3
D2
D1
D0
0
LD
1
DAC REGISTER LOAD
V
OUT
0V
+3V
CLK
t
DS
t
DH
t
PD
t
CH
t
CL
t
CKLD
t
LD
t
LDCK
t
S
±
1 LSB
±
1 LSB ERROR BAND
SDO
CLK
LD
V
OUT
(DATA OUT)
Ax or Dx
SDI
(DATA IN)
0
1
0
1
0
1
0
+3V
0V
PRESET TIMING
t
S
±
1 LSB
±
1 LSB ERROR BAND
PR
V
OUT
0
+3V
0V
1
t
PR
Figure 3. Timing Diagram
ABSOLUTE MAXIMUM RATINGS
(T
A
= +25
°
C unless otherwise noted)
V
DD
to GND . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.3 V, +7 V
V
SS
to GND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +0.3 V, –7 V
V
IN
x to GND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . V
DD
, V
SS
V
OUT
x to GND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . V
DD
, V
SS
Short Circuit I
OUT
x to GND . . . . . . . . . . . . . . . . . Continuous
Digital Input & Output Voltage to GND . . . . . . . . . . V
DD
, 0 V
Operating Temperature Range . . . . . . . . . . . . –40
°
C to +85
°
C
Maximum Junction Temperature (T
J
Max) . . . . . . . . . +150
°
C
Storage Temperature . . . . . . . . . . . . . . . . . . . –65
°
C to +150
°
C
Lead Temperature (Soldering, 10 sec) . . . . . . . . . . . . +300
°
C
Package Power Dissipation . . . . . . . . . . . . . . .(T
J
Max–T
A
)/
θ
JA
Thermal Resistance
θ
JA,
SOIC (SOL-24) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
°
C/W
P-DIP (N-24) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
°
C/W
ORDERING GUIDE
Temperature
Range*
Package
Description
Package
Option
Model
AD8842AN
AD8842AR
XIND
XIND
24-Pin 300mil P-DIP N-24
24-Pin 300mil SOIC SOL-24
*XIND = –40
°
C to +85
°
C. The AD8842 contains 2452 transistors.
WARNING!
ESD SENSITIVE DEVICE
CAUTION
ESD (electrostatic discharge) sensitive device. Electrostatic charges as high as 4000 V readily
accumulate on the human body and test equipment and can discharge without detection.
Although the AD8842 features proprietary ESD protection circuitry, permanent damage may
occur on devices subjected to high energy electrostatic discharges. Therefore, proper ESD
precautions are recommended to avoid performance degradation or loss of functionality.
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PDF描述
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