LTC1655I Linear Technology, LTC1655I Datasheet - Page 3

• Manufacturer Part Number: LTC1655I
• Description: 16-Bit Rail-to-Rail Micropower DAC in SO-8 Package
• Manufacturer: Linear Technology

ELECTRICAL CHARACTERISTICS
The
V
SYMBOL
Digital I/O
V
V
V
V
I
C
Switching
t
t
t
t
t
t
t
t
t
Reference Output
Note 1: Absolute Maximum Ratings are those values beyond which the life
of a device may be impaired.
Note 2: Nonlinearity is defined from code 128 to code 65535 (full scale).
See Applications Information.
Note 3: DAC switched between all 1s and code 400.
LEAK
1
2
3
4
5
6
7
8
9
IH
IL
OH
OL
IN
CC
= 4.5V to 5.5V, V
denotes specifications which apply over the full operating temperature range, otherwise specifications are T
PARAMETER
Digital Input High Voltage
Digital Input Low Voltage
Digital Output High Voltage
Digital Output Low Voltage
Digital Input Leakage
Digital Input Capacitance
D
D
CLK High Time
CLK Low Time
CS/LD Pulse Width
LSB CLK to CS/LD
CS/LD Low to CLK
D
CLK Low to CS/LD Low
Reference Output Voltage
Reference Input Range
Reference Output Tempco
Reference Input Resistance
Reference Short-Circuit Current
Reference Output Line Regulation
Reference Load Regulation
IN
IN
OUT
Valid to CLK Setup
Valid to CLK Hold
Output Delay
OUT
unloaded, REF unloaded, T
CONDITIONS
I
I
V
(Note 6)
V
V
V
V
V
V
V
V
V
(Notes 5, 6)
REF Overdriven to 2.2V
V
I
OUT
OUT
OUT
IN
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
= GND to V
= 5V
= 5V
= 5V (Note 6)
= 5V (Note 6)
= 5V (Note 6)
= 5V (Note 6)
= 5V (Note 6)
= 5V, C
= 5V (Note 6)
= 4.5V to 5.5V
= – 1mA, D
= 1mA, D
= 100 A
A
LOAD
= T
OUT
CC
MIN
OUT
= 15pF
Only
to T
Only
MAX
, unless otherwise noted.
Note 4: Digital inputs at 0V or V
Note 5: Reference can be overdriven (see Applications Information).
Note 6: Guaranteed by design. Not subject to test.
CC
V
2.036
CC
MIN
2.4
2.2
8.5
.
40
40
40
50
40
20
20
0
0
– 1
2.048
TYP
13
40
5
A
= 25 C.
V
2.060
MAX
LTC1655
120
100
0.8
0.4
CC
0.5
10
1.5
10
/2
ppm/ C
UNITS
mV/V
3
mA
mV
k
pF
ns
ns
ns
ns
ns
ns
ns
ns
ns
V
V
V
V
A
V
V