參數(shù)資料
型號(hào): LTC7545AKN
廠商: LINEAR TECHNOLOGY CORP
元件分類: DAC
英文描述: Improved Industry Standard Parallel 12-Bit Multiplying DAC
中文描述: PARALLEL, WORD INPUT LOADING, 12-BIT DAC, PDIP20
封裝: 0.300 INCH, PLASTIC, DIP-20
文件頁數(shù): 3/8頁
文件大?。?/td> 206K
代理商: LTC7545AKN
3
LTC7545A
ELECTRICAL CHARACTERISTICS
V
DD
= 5V, V
REF
= 10V, V
OUT1
= AGND = 0V, T
A
= T
MIN
to T
MAX,
unless otherwise noted.
ALL GRADES
TYP
SYMBOL
Digital Inputs
V
IH
V
IL
I
IN
C
IN
Timing Characteristics (Note 3)
t
CS
CS to WR Setup Time
t
CH
CS to WR Hold Time
t
WR
Write Pulse Width
t
DS
Data Setup Time
t
DH
Data Hold Time
Power Supply
V
DD
Supply Voltage
I
DD
Supply Current
PARAMETER
CONDITIONS
MIN
MAX
UNITS
Digital Input High Voltage
Digital Input Low Voltage
Digital Input Current
Digital Input Capacitance
G
2.4
V
V
G
0.8
±
1
8
G
0.001
μ
A
pF
(Note 3) V
IN
= 0V
G
G
100
0
100
100
5
ns
ns
ns
ns
ns
G
G
G
G
G
4.75
5
5.25
2
100
V
All Digital Inputs = V
IH
or V
IL
All Digital Inputs = 0V or V
DD
G
G
mA
μ
A
10
V
DD
= 15V, V
REF
= 10V, V
OUT1
= AGND = 0V, T
A
= T
MIN
to T
MAX,
unless otherwise noted.
The
G
denotes specificatons which apply over the full operating
temperature range.
Note 1:
±
0.5LSB =
±
0.012% of full scale.
Note 2:
Using internal feedback resistor.
Note 3:
Guaranteed by design, not subject to test.
Note 4:
I
OUT1
with DAC register loaded to all 0s.
Note 5:
Typical temperature coefficient is 100ppm/
°
C.
Note 6:
OUT1 load = 100
in parallel with 13pF.
Note 7:
To 0.01% for a full-scale change, measured from the falling
edge of WR, CS = 0V.
Note 8:
From digital input change to 90% of final analog output.
Note 9:
V
REF
= 0V. DAC register contents changed from all 0s to all 1s
or all 1s to all 0s.
ALL GRADES
TYP
SYMBOL
Digital Inputs
V
IH
V
IL
I
IN
C
IN
Timing Characteristics (Note 3)
t
CS
CS to WR Setup Time
t
CH
CS to WR Hold Time
t
WR
Write Pulse Width
t
DS
Data Setup Time
t
DH
Data Hold Time
Power Supply
V
DD
Supply Voltage
I
DD
Supply Current
PARAMETER
CONDITIONS
MIN
MAX
UNITS
Digital Input High Voltage
Digital Input Low Voltage
Digital Input Current
Digital Input Capacitance
G
13.5
V
V
G
1.5
±
1
8
G
μ
A
pF
(Note 3) V
IN
= 0V
G
G
75
0
75
60
5
ns
ns
ns
ns
ns
G
G
G
G
G
14.25
15
15.75
2
100
V
All Digital Inputs = V
IH
or V
IL
All Digital Inputs = 0V or V
DD
G
G
mA
μ
A
10
相關(guān)PDF資料
PDF描述
LTC7545ALN Improved Industry Standard Parallel 12-Bit Multiplying DAC
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