LTC1443IS#TR Linear Technology, LTC1443IS#TR Datasheet - Page 6

• Manufacturer Part Number: LTC1443IS#TR
• Description: IC COMP QUAD LP 1.182VREF 16SOIC
• Manufacturer: Linear Technology
• Type: with Voltage Referencer

Specifications of LTC1443IS#TR

• Number Of Elements: 4
• Output Type: CMOS, TTL
• Voltage - Supply: 2 V ~ 11 V, ±1 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (0.154", 3.90mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

LTC1443/LTC1444/LTC1445
TYPICAL PERFOR A CE CHARACTERISTICS
PI FU CTIO S
OUT B (Pin 1): Comparator B Output. (Open-drain output
for LTC1444). Output can source up to 40mA (LTC1443,
LTC1445) and sink 5mA.
OUT A (Pin 2): Comparator A Output. (Open-drain output
for LTC1444). Output can source up to 40mA (LTC1443,
LTC1445) and sink 5mA.
V
6
+
U
(Pin 3): Positive Supply.
10000
1
2
3
4
5
6
7
8
1000
U
100
10
OUT B
OUT A
V
IN A
IN A
IN B
IN B
REF
1
+
1
Supply Current vs
Comparator Input Frequency
–
+
+
–
–
–
10
U
INPUT FREQUENCY (Hz)
+
+
100
1.182V
LTC1443
C
W
OUT
= 15pF
1k
C
–
–
U
OUT
= 55pF
C
10k
OUT
LTC1329 • TPC15
+
+
1443/44/45 • PD01
= 5pF
OUT D
OUT C
IN D
IN D
IN C
IN C
GND
V
100k
+
–
+
–
–
16
15
14
13
12
11
10
9
IN A
common mode range from V
typically 10pA at 25°C.
IN A
common mode range from V
typically 10pA at 25°C.
IN B
common mode range from V
typically 10pA at 25°C.
+
–
–
10000
(Pin 5): Noninverting Input of Comparator A. Input
1000
(Pin 4): Inverting Input of Comparator A. Input
(Pin 6): Inverting Input of Comparator B. Input
100
10
1
1
2
3
4
5
6
7
8
1
Comparator Response Time at
Low Supply Voltage
OUT B
OUT A
V
IN A
IN A
IN B
IN B
REF
+
–
+
+
1.1
–
–
–
SUPPLY VOLTAGE (V)
1.2
100mV OVERDRIVE
+
+
LTC1444/LTC1445
1.3
1.221V
20mV OVERDRIVE
–
–
–
1.4
to V
to V
to V
LTC1443/44/45 • TPC16
–
–
1.5
+
+
+
– 1.3V. Input current
– 1.3V. Input current
– 1.3V. Input current
+
+
1.6
1443/44/45 • PD02
OUT C
OUT D
HYST
IN D
IN D
IN C
IN C
V
+
–
+
–
–
16
15
14
13
12
11
10
9
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