LTC1045 View Datasheet(PDF) - Linear Technology
Part Name
Description
Manufacturer
LTC1045 Datasheet PDF : 20 Pages
| |||
LTC1045
TYPICAL APPLICATIONS
Logic Ground Isolation when Two Grounds are within LTC1045 Common Mode Range
SYSTEM A
VCC A = 5V
V+
TTL/CMOS LOGIC
2.7k
VTRIP = 1.35V
1k
GND A
SETS LOGIC
THRESHOLD REFERRED
TO GND A
IN
VTRIP
+
COMP
–
V–
V– = –5V
SYSTEM B
VCC B = 5V
LATCH
VOH
THREE-
STATE
BUFFER
OUT
ISET
VOL
DIS
GND B
(GND B – V– + VTRIP) ≤ GND A ≤ (GND B + VCC B – 2V – VTRIP)
LOGIC
OUT
1045 TA08
5V
TTL IN
1.4V
XMT IN
20
V+
+
1
VOH
VOL
XMT OUT
DIS 11
– ISET 13
V– 12
10
RCV OUT (5V/DIV)
RCV IN (1V/DIV)
XMT OUT (1V/DIV)
XMT IN (5V/DIV)
10
Coax Cable Driver/Receiver
5V
30-FT RG 174
COAX CABLE
RCV IN
50Ω
0.2V
20
V+
+
1
VOH
VOL
RCV OUT
DIS 11
– ISET 13
V– 12
10
TTL OUT
50pF
1045 TA10
200ns/DIV
1045 TA10a
1045fc
Share Link: 