參數(shù)資料
型號(hào): LTC1665IGN
廠商: LINEAR TECHNOLOGY CORP
元件分類: DAC
英文描述: Micropower Octal 8-Bit and 10-Bit DACs
中文描述: OCTAL, SERIAL INPUT LOADING, 30 us SETTLING TIME, 8-BIT DAC, PDSO16
封裝: 0.150 INCH, PLASTIC, SSOP-16
文件頁(yè)數(shù): 4/16頁(yè)
文件大?。?/td> 209K
代理商: LTC1665IGN
4
LTC1665/LTC1660
SYMBOL
t
6
t
7
t
8
t
9
t
10
t
11
PARAMETER
LSB SCK High to CS/LD High
CS/LD Low to SCK High
D
OUT
Propagation Delay
SCK Low to CS/LD Low
CLR Pulse Width
CS/LD High to SCK Positive Edge
SCK Frequency
CONDITIONS
(Note 6)
(Note 6)
C
LOAD
= 15pF (Note 6)
(Note 6)
(Note 6)
(Note 6)
Continuous Square Wave (Note 6)
Continuous 28% Duty Cycle Pulse
Gated Square Wave
MIN
50
100
5
30
120
30
TYP
5
27
47
0
41
0
MAX
UNITS
G
ns
ns
ns
ns
ns
ns
G
G
150
G
G
G
G
G
G
3.85
5.55
10
MHz
MHz
MHz
TYPICAL PERFOR U
TIW
range, otherwise specifications are at T
A
= 25
°
C. (See Figure 1)
The
G
denotes specifications which apply over the full operating temperature
Note 1:
Absolute maximum ratings are those values beyond which the life
of a device may be impaired.
Note 2:
Nonlinearity and monotonicity are defined from code 4 to code
255 for the LTC1665 and from code 20 to code 1023 for the LTC1660.
See Applications Information.
Note 3:
Digital inputs at 0V or V
CC
.
Note 4:
Load is 10k
in parallel with 100pF.
Note 5:
V
CC
= V
REF
= 5V. DAC switched between 0.1V
FS
and 0.9V
FS
,
i.e., codes 26 and 230 for the LTC1665 or codes 102 and 922 for the
LTC1660.
Note 6:
Guaranteed by design and not production tested.
Note 7:
Measured at code 4 for the LTC1665 and code 20 for the
LTC1660.
(LTC1665/LTC1660)
Midscale Output Voltage
vs Load Current
Midscale Output Voltage
vs Load Current
I
OUT
(mA)
–30
–20
–10
0
10
20
30
V
O
1665/60 G01
3
2.9
2.8
2.7
2.6
2.5
2.4
2.3
2.2
2.1
2
V
CC
= 4.5V
V
CC
= 5V
V
CC
= 5.5V
V
= V
CODE = 128 (LTC1665)
CODE = 512 (LTC1660)
SINK
SOURCE
I
OUT
(mA)
–15
–4
–8
–12
0
4
8
12 15
V
O
1665/60 G02
2
1.9
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1
V
CC
= 2.7V
V
CC
= 3V
V
CC
= 3.6V
V
= V
CODE = 128 (LTC1665)
CODE = 512 (LTC1660)
SINK
SOURCE
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