參數(shù)資料
型號(hào): LTC1450
廠商: Linear Technology Corporation
英文描述: Parallel Input, 12-Bit Rail-to-Rail Micropower DACs in SSOP
中文描述: 并行輸入,12位軌至軌微數(shù)模轉(zhuǎn)換器采用SSOP
文件頁(yè)數(shù): 2/16頁(yè)
文件大?。?/td> 325K
代理商: LTC1450
2
LTC1450/LTC1450L
ABSOLUTE
AXI
U
RATIU
W
V
CC
to GND.............................................. –0.5V to 7.5V
Logic Inputs to GND................................ –0.5V to 7.5V
V
OUT
.............................................. –0.5V to V
CC
+ 0.5V
REFOUT, REFLO, REFHI, X1/X2 ..... –0.5V to V
CC
+ 0.5V
Maximum Junction Temperature..........................125
°
C
Operating Temperature Range
Commercial...........................................0
°
C to 70
°
C
Industrial......................................... –40
°
C to 85
°
C
Storage Temperature Range................ –65
°
C to 150
°
C
Lead Temperature (Soldering, 10 sec)................. 300
°
C
W
W
PACKAGE/ORDER I
FOR
ATIO
W
U
U
ORDER PART
NUMBER
Consult factory for Military grade parts.
T
JMAX
= 125
°
C,
θ
JA
= 95
°
C/W (G)
T
JMAX
= 125
°
C,
θ
JA
= 58
°
C/W (N)
SYMBOL PARAMETER
DAC
Resolution
DNL
Differential Nonlinearity
INL
Integral Nonlinearity
CONDITIONS
MIN
TYP
MAX
UNITS
G
12
Bits
LSB
LSB
LSB
mV
mV
μ
V/
°
C
Guaranteed Monotonic (Note 1)
T
A
= 25
°
C
(Note 1)
T
A
= 25
°
C
G
±
0.5
±
3.5
±
4.0
±
12
±
18
G
V
OS
Offset Error
G
V
OS
TC
V
FS
Offset Error Temperature Coefficient
Full-Scale Voltage
±
15
4.095
4.095
4.095
2.500
2.500
2.500
±
0.10
±
0.02
±
0.10
Using Internal Reference, LTC1450, T
A
= 25
°
C
Using Internal Reference, LTC1450
External 2.048V Reference, LTC1450
Using Internal Reference, LTC1450L, T
A
= 25
°
C
Using Internal Reference, LTC1450L
External 1.22V Reference, LTC1450L
Using Internal Reference, LTC1450
Using External Reference, LTC1450/LTC1450L
Using Internal Reference, LTC1450L
4.065
4.045
4.075
2.470
2.460
2.480
4.125
4.145
4.115
2.530
2.540
2.520
V
V
V
V
V
V
G
G
G
G
V
FS
TC
Full-Scale Voltage Temperature Coefficient
LSB/
°
C
LSB/
°
C
LSB/
°
C
Reference Output (REFOUT)
Reference Output Voltage
LTC1450L
LTC1450
G
G
1.195
2.008
1.220
2.048
±
0.08
0.7
0.6
0.2
1.245
2.088
V
V
Reference Output Temperature Coefficient
Reference Line Regulation
Reference Load Regulation
LSB/
°
C
LSB/V
LSB
LSB
G
±
2
±
3.0
±
1.5
80
0
I
OUT
100
μ
A,
LTC1450L
LTC1450
G
G
Short-Circuit Current
REFOUT Shorted to GND
G
mA
1
2
3
4
5
6
7
8
9
10
11
12
TOP VIEW
G PACKAGE
24-LEAD PLASTIC SSOP
N
24-LEAD PLASTIC PDIP
24
23
22
21
20
19
18
17
16
15
14
13
WR
CSLSB
CSMSB
(LSB) D0
D1
D2
D3
D4
D5
D6
D7
D8
LDAC
CLR
X1/X2
V
OUT
V
CC
REFOUT
REFHI
REFLO
GND
D11(MSB)
D10
D9
LTC1450CG
LTC1450CN
LTC1450IG
LTC1450IN
LTC1450LCG
LTC1450LCN
LTC1450LIG
LTC1450LIN
V
CC
= 4.5V to 5.5V (LTC1450), 2.7V to 5.5V (LTC1450L), V
OUT
unloaded,
REFOUT = REFHI, REFLO = GND = X1/X2, T
A
= T
MIN
to T
MAX
, unless otherwise noted.
ELECTRICAL CHARACTERISTICS
相關(guān)PDF資料
PDF描述
LTC1450CN Parallel Input, 12-Bit Rail-to-Rail Micropower DACs in SSOP
LTC1450IG Quad, Micropower, Push-Pull Outputs, LinCMOS(TM) Voltage Comparator 14-PDIP 0 to 70
LTC1450IN Parallel Input, 12-Bit Rail-to-Rail Micropower DACs in SSOP
LTC1450LCG Parallel Input, 12-Bit Rail-to-Rail Micropower DACs in SSOP
LTC1450LCN Quad, Micropower, Push-Pull Outputs, LinCMOS(TM) Voltage Comparator 14-TSSOP 0 to 70
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