LTC1444 LINER [Linear Technology], LTC1444 Datasheet - Page 13

• Manufacturer Part Number: LTC1444
• Description: Ultralow Power Single/Dual Comparator with Reference
• Manufacturer: LINER [Linear Technology]

TYPICAL APPLICATIONS
5V
*TRW-IRC MRT–5/+120ppm/°C
150k
2-CELL
NiCd
LT
1.2V
2N3809
®
1034
Low Battery Detect Operates Down to 1.5V
1M
2.6M
100k
365k*
0.033µF
POLYSTYRENE
1.3M
1M
20k
6
5
3
4
IN
IN
REF
HYST
0V TO 3V
+
–
E
IN
10M
1N914
GND
+
–
1/2 LTC1441
+
–
U
1
V
74C00
+
7
C1
V
LTC1440
+
V
2
–
5V
8
470k
10-Bit 30µA A/D Converter
1M
1440 TA06
OUT
COMMAND
VN2222LL
10pF
CONV
+
1/2 LTC1441
–
C2
32.768kHz
1.2M
Q
D
74C74
LTC1440/LTC1441/LTC1442
CLK
Q
+V
32.768kHz “Watch Crystal” Oscillator
470k
1M
74C00
10pF
+
–
LTC1441
1/2
74C00
32.768kHz
1.2M
74C00
1440/1/2 TA05
OUT
1440/1/2 TA03
13
STATUS
DATA
OUT
144012fc