Datasheet

2
LTC1451
LTC1452/LTC1453
WU
U
PACKAGE
/
O
RDER I FOR ATIO
ORDER PART NUMBER
S8 PART MARKING
LTC1451CS8
LTC1452CS8
LTC1453CS8
LTC1451IS8
LTC1452IS8
LTC1453IS8
1
2
3
4
8
7
6
5

TOP VIEW
CLK
D
IN

CS/LD
D
OUT
V
CC

V
OUT

REF
GND
N8 PACKAGE
8-LEAD PLASTIC DIP

S8 PACKAGE
8-LEAD PLASTIC SOIC
T
JMAX
= 125°C, θ
JA
= 100°C/W (N)
T
JMAX
= 125°C, θ
JA
= 150°C/W (S)
1451C
1451I
1452C
1452I
1453C
1453I
LTC1451CN8
LTC1452CN8
LTC1453CN8
LTC1451IN8
LTC1452IN8
LTC1453IN8
Consult factory for Military grade parts.
V
CC
to GND .............................................. –0.5V to 7.5V
TTL Input Voltage .................................... –0.5V to 7.5V
V
OUT
.............................................. –0.5V to V
CC
+ 0.5V
REF ................................................ –0.5V to V
CC
+ 0.5V
Maximum Junction Temperature ......... –65°C to 125°C
Operating Temperature Range
Commercial ........................................... 0°C to 70°C
Industrial ......................................... –40°C to 85°C
Storage Temperature Range ................ –65°C to 150°C
Lead Temperature (Soldering, 10 sec)................. 300°C
ABSOLUTE MAXIMUM RATINGS
W
WW
U
V
CC
= 4.5V to 5.5V (LTC1451), 2.7V to 5.5V (LTC1452/LTC1453), internal or external reference (V
REF
≤ V
CC
/2), V
OUT
and REF
unloaded, T
A
= T
MIN
to T
MAX
, unless otherwise noted.
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
DAC
Resolution ● 12 Bits
DNL Differential Nonlinearity Guaranteed Monotonic (Note 1) ● ±0.5 LSB
INL Integral Nonlinearity T
A
= 25°C ±3.5 LSB
(Note 1) ● ±4 LSB
V
OS
Offset Error T
A
= 25°C ±12 mV
● ±18 mV
V
OS
TC Offset Error Temperature ±15 µV/°C
Coefficient
V
FS
Full-Scale Voltage When Using Internal Reference, LTC1451, T
A
= 25°C 4.065 4.095 4.125 V
LTC1451 ● 4.045 4.095 4.145 V
External 2.048V Reference, V
CC
= 5V, LTC1452 ● 4.075 4.095 4.115 V
When Using Internal Reference, LTC1453, T
A
= 25°C 2.470 2.500 2.530 V
LTC1453 ● 2.460 2.500 2.540 V
V
FS
TC Full-Scale Voltage When Using Internal Reference, LTC1451 ± 0.10 LSB/°C
Temperature Coefficient When Using External 2.048V Reference, LTC1452 ±0.02 LSB/°C
When Using Internal Reference, LTC1453 ±0.10 LSB/°C
ELECTRICAL CHARACTERISTICS