LTC1661 Linear Technology, LTC1661 Datasheet - Page 3

• Manufacturer Part Number: LTC1661
• Description: Micropower Dual 10-Bit DAC in MSOP
• Manufacturer: Linear Technology

temperature range, otherwise specifications are at T
TI I G CHARACTERISTICS
range, otherwise specifications are at T
SYMBOL
V
t
t
t
t
t
t
t
t
t
V
t
t
t
t
t
t
t
t
t
Note 1: Absolute maximum ratings are those values beyond which the life
of a device may be impaired.
ELECTRICAL C
SYMBOL
DC Performance
AC Performance
Digital I/O
V
V
I
C
1
2
3
4
5
6
7
9
11
1
2
3
4
5
6
7
9
11
LK
IH
IL
IN
CC
CC
W
= 4.5V to 5.5V
= 2.7V to 5.5V
U
PARAMETER
D
D
SCK High Time
SCK Low Time
CS/LD Pulse Width
LSB SCK High to CS/LD High
CS/LD Low to SCK High
SCK Low to CS/LD Low
CS/LD High to SCK Positive Edge
SCK Frequency
D
D
SCK High Time
SCK Low Time
CS/LD Pulse Width
LSB SCK High to CS/LD High
CS/LD Low to SCK High
SCK Low to CS/LD Low
CS/LD High to SCK Positive Edge
SCK Frequency
PARAMETER
Short-Circuit Current Low
Short-Circuit Current High
Voltage Output Slew Rate
Voltage Output Settling Time
Capacitive Load Driving
Digital Input High Voltage
Digital Input Low Voltage
Digital Input Leakage
Digital Input Capacitance
IN
IN
IN
IN
Valid to SCK Setup
Valid to SCK Hold
Valid to SCK Setup
Valid to SCK Hold
HARA TERISTICS
C
A
= 25 C.
The
A
Rising (Notes 4, 5)
CONDITIONS
(Note 6)
(Note 6)
(Note 6)
(Note 6)
(Note 6)
(Note 6)
(Note 6)
Square Wave (Note 6)
(Note 6)
(Note 6)
(Note 6)
(Note 6)
(Note 6)
(Note 6)
(Note 6)
(Note 6)
(Note 6)
Square Wave (Note 6)
CONDITIONS
V
V
Falling (Notes 4, 5)
To 0.5LSB (Notes 4, 5)
V
V
V
V
V
(Note 6)
OUT
OUT
CC
CC
CC
CC
IN
= 25 C. V
= GND to V
= 2.7V to 5.5V
= 2.7V to 3.6V
= 4.5V to 5.5V
= 2.7V to 5.5V
= 0V, V
= V
denotes the specifications which apply over the full operating temperature
The
CC
= V
CC
CC
REF
CC
denotes the specifications which apply over the full operating
= V
= 2.7V to 5.5V, V
= 5V, Code = 0
REF
Note 2: Nonlinearity and monotonicity are defined from code 20 to code
1023 (full scale). See Applications Information.
= 5V, Code = 1023
REF
V
CC
, V
OUT
MIN
MIN
100
2.4
2.0
40
30
30
80
30
20
20
60
50
50
50
30
30
10
Unloaded unless otherwise noted.
7
0
0
0
0
1000
0.60
0.25
TYP
TYP
– 10
– 21
– 10
– 14
– 5
– 5
25
19
30
15
14
14
27
20
15
15
30
2
0
3
0
LTC1661
MAX
MAX
16.7
100
120
0.8
0.6
10
10
10
UNITS
UNITS
3
V/ s
V/ s
MHz
MHz
mA
mA
pF
pF
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
V
V
V
V
A
s