ltc1654cgn-trpbf Linear Technology Corporation, ltc1654cgn-trpbf Datasheet - Page 4

• Manufacturer Part Number: ltc1654cgn-trpbf
• Description: Ltc1654 - Dual 14-bit Rail-to-rail Dac In 16-lead Ssop Package
• Manufacturer: Linear Technology Corporation

TYPICAL PERFOR A CE CHARACTERISTICS
Note 1: Absolute Maximum Ratings are those values beyond which the life
of a device may be impaired.
Note 2: Nonlinearity is defined from low code k
Applications Information (page 11).
Note 3: Offset error is measured at low code k
Information (page 11).
LTC1654
temperature range, otherwise specifications are at T
REFHI A, REFHI B = 4.096V (V
SYMBOL
Switching Characteristics (V
t
t
t
ELECTRICAL CHARACTERISTICS
4
8
9
10
–0.5
–2.0
–1.0
–1.5
–2.5
–5.0
2.0
1.5
1.0
0.5
5.0
2.5
0
0
–55
0
Integral Nonlinearity (INL)
vs Input Code
Gain Error vs Temperature
–25
PARAMETER
SDO Output Delay
SCK Low to CS/LD Low
CLR Pulse Width
TEMPERATURE (°C)
5
INPUT CODE
8192
35
CC
= 2.7V to 5.5V)
65
CC
W
= 5V), REFHI A, REFHI B = 2.048V (V
95
1654 G01
1654 G04
U
16383
125
L
L
. See Applications
to code 16383. See
CONDITIONS
C
(Note 6)
(Note 6)
LOAD
–0.5
–2.0
–1.0
–1.5
= 100pF
2.0
1.5
1.0
0.5
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
0
0
A
Differential Nonlinearity (DNL)
vs Input Code
Minimum Output Voltage
vs Load Current (Output Sinking)
0
CODE: ALL ZEROS
= 25°C. Unless otherwise noted, V
The
OUTPUT SINK CURRENT (mA)
●
5
T
A
denotes specifications which apply over the full operating
INPUT CODE
= 125°C
8192
CC
Note 4: DAC switched between code 2 k
Applications Information (page 11) for definition of low code k
Note 5: Digital inputs at 0V or V
Note 6: Guaranteed by design.
Note 7: CS/LD = 0, V
Note 8: 100pF load capacitor.
= 2.7V), REFLO = 0V, X
T
A
10
= –55°C
T
A
= 25°C
1654 G02
1645 G05
16383
15
OUT
CC
●
●
●
= 2.7V to 5.5V, V
= 4.096V and data is being clocked in.
–2.50
–1.25
2.50
1.25
1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
/X
CC
0
0
–55
1/2
0
MIN
Offset vs Temperature
Minimum Supply Headroom vs
Load Current (Output Sourcing)
.
15
45
CODE: ALL 1s
V
5
REFHI
= 0V.
–25
L
= 4.096V
and code 16383. See
T
TYP
OUT A
A
LOAD CURRENT (mA)
TEMPERATURE (°C)
= 125°C
5
5
, V
35
OUT B
MAX
150
T
65
10
unloaded,
A
= –55°C
L
.
T
A
95
= 25°C
1654 G03
UNITS
1645 G06
1654fb
125
15
ns
ns
ns