LTC1445 Linear Technology, LTC1445 Datasheet - Page 2

• Manufacturer Part Number: LTC1445
• Description: Ultralow Power Quad Comparators with Reference
• Manufacturer: Linear Technology

ABSOLUTE AXI U RATI GS
PACKAGE/ORDER I FOR ATIO
LTC1443/LTC1444/LTC1445
Voltage:
Storage Temperature Range ................. – 65 C to 150 C
Lead Temperature Range (Soldering, 10 sec)....... 300 C
Consult factory for Military grade parts.
temperature range, otherwise specifications are at T
SYMBOL PARAMETER
Power Supply
V
I
Comparator
V
I
V
CMRR
PSRR
Noise
V
ELECTRICAL CHARACTERISTICS
2
CC
IN
+
OS
CM
HYST
V
IN
REF .................................. (V
OUT (LTC1443) ............. (V
OUT (LTC1444/LTC1445)
......................................... (V
+
OUT B
OUT A
+
16-LEAD PDIP
IN A
IN A
IN B
IN B
N PACKAGE
to V
, IN
REF
V
+
–
+
–
+
Supply Voltage Range
Supply Current
Comparator Input Offset Voltage
Input Leakage Current (IN
Input Leakage Current (HYST)
Comparator Input Common Mode Range
Common Mode Rejection Ratio
Power Supply Rejection Ratio
Voltage Noise
Hysteresis Input Voltage Range
T
T
JMAX
JMAX
–
1
2
3
4
5
6
7
8
–
, HYST ................. (V
, V
= 150 C,
= 150 C,
+
TOP VIEW
to GND, GND to V
W
JA
JA
= 90 C/ W (N)
= 150 C/ W (S)
16-LEAD PLASTIC SO
S PACKAGE
16
15
14
13
12
11
10
9
W W
+
, IN
OUT C
OUT D
GND
IN D
IN D
IN C
IN C
V
–
+
+
–
+
–
–
U
+
+
)
+ 0.3V) to (GND – 0.3V)
+
+ 0.3V) to (V
+ 0.3V) to (V
+ 0.3V) to (V
–
...........12V to – 0.3V
W
ORDER PART
LTC1443CN
LTC1443CS
LTC1443IN
LTC1443IS
NUMBER
CONDITIONS
IN
HYST = REF (LTC1444/LTC1445)
V
V
LTC1444/LTC1445
V
V
100Hz to 100kHz
LTC1444, LTC1445
U
CM
IN
+
–
+
= 2V to 11V
+
to (V
A
= IN
= 2.5V
= V
–
–
= 25 C. V
–
– 0.3V)
– 0.3V)
– 0.3V)
IN
+
–
– 1.3V)
= 80mV
–
The
= 2.5V
U
(Note 1)
+
denotes the specifications which apply over the full operating
= 5V, V
Current:
OUT Short Circuit Duration (V
Power Dissipation .............................................. 500mW
Operating Temperature Range
OUT B
OUT A
IN
REF ................................................................... 20mA
OUT .................................................................. 50mA
Commercial ............................................ 0 C to 70 C
Industrial ............................................ – 40 C to 85 C
–
16-LEAD PDIP
IN A
IN A
IN B
IN B
N PACKAGE
REF
= GND = 0V, unless otherwise noted.
V
+
+
–
+
–
+
, IN
T
T
JMAX
JMAX
1
2
3
4
5
6
7
8
–
= 150 C,
= 150 C,
, HYST .................................................. 20mA
TOP VIEW
JA
JA
= 90 C/ W (N)
= 150 C/ W (S)
16-LEAD PLASTIC SO
S PACKAGE
REF – 50mV
16
15
14
13
12
11
10
9
MIN
OUT C
OUT D
HYST
IN D
IN D
IN C
IN C
V
2.0
V
–
–
+
–
+
–
+
5.5V) ....... Continuous
TYP
5.5
0.1
0.1
0.01
0.02
20
3.0
ORDER PART
LTC1444CN
LTC1444CS
LTC1444IN
LTC1444IS
LTC1445CN
LTC1445CS
LTC1445IN
LTC1445IS
NUMBER
V
+
MAX
11.0
REF
8.5
– 1.3V
1.0
1.0
10.0
1.0
1.0
UNITS
mV/V
mV/V
V
RMS
mV
nA
nA
V
A
V
V