2
LTC1446/LTC1446L
A
U
G
W
A
W
U
W
A
R
BSOLUTEXI
TI
S
VCC to GND ................................................ –0.5 to 7.5V
Logic Inputs to GND ................................... –0.5 to 7.5V
Operating Temperature Range
LTC1446C/LTC1446LC ............................ 0
°C to 70°C
LTC1446I/LTC1446LI .......................... –40
°C to 85°C
VOUT A/VOUT B ................................. –0.5V to VCC + 0.5V
Maximum Junction Temperature .......................... 125
°C
Storage Temperature Range ..................–65
°C to 150°C
Lead Temperature (Soldering, 10 sec)................. 300
°C
PACKAGE/ORDER INFORMATION
W
U
ORDER PART
NUMBER
LTC1446CS8
LTC1446IS8
LTC1446LCS8
LTC1446LIS8
S8 PART MARKING
1446
1446L
1446I
1446LI
ORDER PART
NUMBER
LTC1446CN8
LTC1446IN8
LTC1446LCN8
LTC1446LIN8
TJMAX = 125°C, θJA = 100°C/W
TJMAX = 125°C, θJA = 150°C/W
1
2
3
4
8
7
6
5
TOP VIEW
VOUT B
VCC
GND
VOUT A
CLK
DIN
CS/LD
DOUT
N8 PACKAGE
8-LEAD PDIP
Consult factory for Military grade parts.
ELECTRICAL CHARACTERISTICS
1
2
3
4
8
7
6
5
TOP VIEW
VOUT B
VCC
GND
VOUT A
CLK
DIN
CS/LD
DOUT
S8 PACKAGE
8-LEAD PLASTIC SO
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
DAC
Resolution
q
12
Bits
DNL
Differential Nonlinearity
Guaranteed Monotonic (Note 2)
q
±0.2
±0.5
LSB
INL
Integral Nonlinearity
TA = 25°C
±2.0
4.5
LSB
q
±2.5
5.0
LSB
ZSE
Zero-Scale Error
q
03
18
mV
VOS
Offset Error
q
±2
±18
mV
VOS TC
Offset Error Tempco
±15
V/°C
VFS
Full-Scale Voltage
LTC1446, TA = 25°C
4.065
4.095
4.125
V
LTC1446
q
4.045
4.095
4.145
V
LTC1446L, TA = 25°C
2.470
2.500
2.530
V
LTC1446L
q
2.460
2.500
2.540
V
VFS TC
Full-Scale Voltage Tempco
±0.1
LSB/
°C
Power Supply (LTC1446)
VCC
Positive Supply Voltage
For Specified Performance
q
4.5
5.5
V
ICC
Supply Current
4.5V
≤ VCC ≤ 5.5V (Note 5)
q
1000
1500
A
Power Supply (LTC1446L)
VCC
Positive Supply Voltage
For Specified Performance
q
2.7
5.5
V
ICC
Supply Current
2.7V
≤ VCC ≤ 5.5V (Note 5)
q
650
1000
A
The q denotes the specifications which apply over the full operating
temperature range. VCC = 4.5V to 5.5V (LTC1446), 2.7V to 5.5V (LTC1446L), VOUT A and VOUT B unloaded, TA = TMIN to TMAX, unless
otherwise noted.
(Note 1)