NRT-C Omron, NRT-C Datasheet - Page 5

• Manufacturer Part Number: NRT-C
• Description: SWITCH
• Manufacturer: Omron

Specifications of NRT-C

• Leaded Process Compatible: Yes
• Peak Reflow Compatible (260 C): Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: M7E Series Digital Displays
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: NRTC; Q3652747

Operation
■ Operation Timing (Input Signal Timing)
■ Operation Chart
The following example shows the relationship between each input terminal and the display condition.
Negative Logic
Data input
signals A to D
Latching
input LE
Terminal
displayed
value
Input
signals
Display
condition
Remarks
A
(2
B
(2
C
(2
D
(2
DP
LE
H
L
Data
0
1
2
3
)
)
)
)
Data latch
H
L
H
L
H
L
H
L
H
L
H
L
http://www.ia.omron.com/
0
Data read
ts
tw
The "1" display is retained
by the LE signal.
1
th
Data latch
2
tw: Pulse duration
t h: Hold time
t s: Setup time
3
4
5
The "5" display is retained
by the LE signal.
Pulse duration (tw)
Hold time (th)
Setup time (ts)
(c)Copyright OMRON Corporation 2007 All Rights Reserved.
6
7
8
1.5 ms min.
0.75 ms min.
2.25 ms min.
9
Inputs the data signal as
BCD (or binary code)
Low when the decimal point
lights. The decimal point
can light without regard to
the LE signal.
Keep low to retain the
display. (The display from
just before the signal goes
low is retained.)
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Description
M7E
5