LTC1446L_15 Datasheet, PDF (2/12 Pages) Linear Technology – Dual 12-Bit Rail-to-Rail Micropower DACs in SO-8

LTC1446/LTC1446L
ABSOLUTE AXI U RATI GS (Note 1)
V_CC 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
V_{OUT A}/V_{OUT B} ................................. –0.5V to V_CC + 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
TOP VIEW
CLK 1
D_IN 2
CS/LD 3
D_OUT 4
8 V_{OUT B}
7 V_CC
6 GND
5 V_{OUT A}
N8 PACKAGE
8-LEAD PDIP
T_JMAX = 125°C, θ_JA = 100°C/W
ORDER PART
NUMBER
LTC1446CN8
LTC1446IN8
LTC1446LCN8
LTC1446LIN8
Consult factory for Military grade parts.
TOP VIEW
CLK 1
D_IN 2
CS/LD 3
D_OUT 4
8 V_{OUT B}
7 V_CC
6 GND
5 V_{OUT A}
S8 PACKAGE
8-LEAD PLASTIC SO
T_JMAX = 125°C, θ_JA = 150°C/W
ORDER PART
NUMBER
LTC1446CS8
LTC1446IS8
LTC1446LCS8
LTC1446LIS8
S8 PART MARKING
1446 1446L
1446I 1446LI
ELECTRICAL CHARACTERISTICS The q denotes the specifications which apply over the full operating
temperature range. V_CC = 4.5V to 5.5V (LTC1446), 2.7V to 5.5V (LTC1446L), V_{OUT A} and V_{OUT B} unloaded, T_A = T_MIN to T_MAX, unless
otherwise noted.
SYMBOL
DAC
DNL
INL
ZSE
V_OS
V_OS TC
V_FS
PARAMETER
Resolution
Differential Nonlinearity
Integral Nonlinearity
Zero-Scale Error
Offset Error
Offset Error Tempco
Full-Scale Voltage
V_FS TC
Full-Scale Voltage Tempco
Power Supply (LTC1446)
V_CC
Positive Supply Voltage
I_CC
Supply Current
Power Supply (LTC1446L)
V_CC
Positive Supply Voltage
I_CC
Supply Current
CONDITIONS
Guaranteed Monotonic (Note 2)
T_A = 25°C
LTC1446, T_A = 25°C
LTC1446
LTC1446L, T_A = 25°C
LTC1446L
For Specified Performance
4.5V ≤ V_CC ≤ 5.5V (Note 5)
For Specified Performance
2.7V ≤ V_CC ≤ 5.5V (Note 5)
MIN
TYP
MAX UNITS
q 12
q
q
q0
q
4.065
q 4.045
2.470
q 2.460
±0.2
±2.0
±2.5
3
±2
± 15
4.095
4.095
2.500
2.500
±0.1
±0.5
4.5
5.0
18
± 18
4.125
4.145
2.530
2.540
Bits
LSB
LSB
LSB
mV
mV
µV/°C
V
V
V
V
LSB/°C
q 4.5
5.5
V
q
1000 1500
µA
q 2.7
5.5
V
q
650
1000
µA
2