LTC1657 LINER [Linear Technology], LTC1657 Datasheet - Page 3

• Manufacturer Part Number: LTC1657
• Description: Parallel 16-Bit Rail-to-Rail Micropower DAC
• Manufacturer: LINER [Linear Technology]

ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifications are at T
REFLO tied to GND, X1/X2 tied to GND, unless otherwise noted.
SYMBOL
AC Performance
Digital I/O
V
V
V
V
I
C
Switching Characteristics
t
t
t
t
t
t
t
t
Reference Output (REFOUT)
Reference Input
Note 1: Absolute Maximum Ratings are those values beyond which the life
of a device may be impaired.
Note 2: External reference REFHI = 2.2V. V
Note 3: Nonlinearity is defined from code 128 to code 65535 (full scale).
See Applications Information.
LEAK
CS
WR
CWS
CWH
DWS
DWH
LDAC
CLR
IH
IL
OH
OL
IN
PARAMETER
Voltage Output Slew Rate
Voltage Output Settling Time
Digital Feedthrough
Midscale Glitch Impulse
Output Voltage Noise Spectral Density
Digital Input High Voltage
Digital Input Low Voltage
Digital Output High Voltage
Digital Output Low Voltage
Digital Input Leakage
Digital Input Capacitance
CS (MSB or LSB) Pulse Width
WR Pulse Width
CS to WR Setup
CS to WR Hold
Data Valid to WR Setup
Data Valid to WR Hold
LDAC Pulse Width
CLR Pulse Width
Reference Output Voltage
Reference Output
Temperature Coefficient
Reference Line Regulation
Reference Load Regulation
Short-Circuit Current
REFHI, REFLO Input Range
REFHI Input Resistance
CC
= 5V.
CONDITIONS
(Note 5)
(Note 5) to 0.0015% (16-Bit Settling Time)
(Note 5) to 0.012% (13-Bit Settling Time)
DAC Switch Between 8000
At 1kHz
V
(Note 6)
V
Measured at I
REFOUT Shorted to GND
(Note 6) See Applications Information
IN
CC
X1/X2 Tied to V
X1/X2 Tied to GND
= GND to V
= 4.5V to 5.5V
A
= 25 C. V
The
OUT
CC
= 100 A
CC
OUT
denotes specifications which apply over the full operating
= 4.5V to 5.5V, V
Note 4: Digital inputs at 0V or V
Note 5: DAC switched between all 1s and all 0s.
Note 6: Guaranteed by design. Not subject to test.
H
and 7FFF
H
OUT
unloaded, REFOUT tied to REFHI,
V
CC
2.036
CC
MIN
2.4
.
40
40
40
40
40
16
0.3
0
0
0
0
0
– 1
2.048
TYP
250
0.3
20
10
15
50
25
0.7
8
V
CC
2.060
V
LTC1657
MAX
100
0.8
0.4
CC
10
1.5
5
10
– 1.5
/2
ppm/ C
nV/ Hz
UNITS
mV/V
mV/A
nV •s
nV •s
3
V/ s
mA
k
pF
ns
ns
ns
ns
ns
ns
ns
ns
V
V
V
V
A
V
V
V
s
s