Datasheet

2
LTC1427-50
ABSOLUTE MAXIMUM RATINGS
W
WW
U
PACKAGE/ORDER INFORMATION
W
U
U
ORDER PART
NUMBER
ELECTRICAL CHARACTERISTICS
T
A
= operating temperature range unless otherwise specified.
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
CC
Supply Voltage ● 2.7 5.5 V
I
CC
Supply Current V
SHDN
= V
SCL
= V
SDA
= V
CC
= 3.3V ● 115 225 µA
V
SHDN
= 0V ● 10 25 µA
DAC Resolution ● 10 Bits
I
FS
DAC Full-Scale Current V
CC
= 3.3V, V(I
OUT
) = 0V 49.25 50 50.75 µA
● 48.75 50 51.25 µA
I
ZS
DAC Zero-Scale Current V
CC
= 3.3V, V(I
OUT
) = 0V ● ±0.1 ±200 nA
DNL DAC Differential Nonlinearity V
CC
= 3.3V, Monotonicity Guaranteed, V(I
OUT
) = 0V ● ±0.15 ±0.9 LSB
Supply Voltage Rejection V
CC
= 2.7V to 5.5V, V(I
OUT
) = 0V ● ±8 LSB
Output Voltage Rejection V
CC
= 3.3V, Full-Scale Current, – 15V ≤ V(I
OUT
) ≤ 2V ● ±5 LSB
I
IN
Logic Input Current 0V ≤ V
IN
≤ V
CC
● ±1 µA
V
IH
High Level Input Voltage AD0, AD1 ● V
CC
– 0.3 V
SHDN
● 2.4 V
SCL, SDA
● 1.4 V
V
IL
Low Level Input Voltage SHDN, AD0, AD1 ● 0.8 V
SCL, SDA
● 0.6 V
V
OL
Low Level Output Voltage I
OUT
= 3mA, SDA Only ● 0.4 V
Consult factory for Industrial and Military grade parts.
T
JMAX
= 125°C, θ
JA
= 190°C/ W
TOP VIEW
V
CC
I
OUT

SCL
SDA
SHDN
AD1
AD0
GND
S8 PACKAGE
8-LEAD PLASTIC SO
1
2
3
4
8
7
6
5
S8 PART MARKING
LTC1427CS8-50
14275
(Note 1)
Total Supply Voltage (V
CC
) ........................................ 7V
Input Voltage (All Inputs)............. –0.3V to (V
CC
+ 0.3V)
DAC Output Voltage ...................... –15V to (V
CC
+ 0.3V)
DAC Output Short-Circuit Duration .................. Indefinite
Operating Ambient Temperature Range....... 0°C to 70°C
Junction Temperature.......................................... 125°C
Storage Temperature Range ................. –65°C to 150°C
Lead Temperature (Soldering, 10 sec.)................. 300°C