LTC1291CCN8 Linear Technology, LTC1291CCN8 Datasheet - Page 19

• Manufacturer Part Number: LTC1291CCN8
• Description: IC DATA ACQ SYSTEM 12BIT 8-DIP
• Manufacturer: Linear Technology
• Type: Data Acquisition System (DAS)r

Specifications of LTC1291CCN8

• Resolution (bits): 12 b
• Data Interface: Serial, Parallel
• Voltage Supply Source: Single Supply
• Voltage - Supply: 5V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Through Hole
• Package / Case: 8-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Sampling Rate (per Second): -

A “Quick Look” Circuit for the LTC1291
Users can get a quick look at the function and timing of
the LTC1291 by using the following simple circuit
(Figure 16). D
applied to CH1 with respect to the ground plane. The
A
PPLICATI
IN
O
is tied to V
V
U
IN
S
I FOR ATIO
U
Information furnished by Linear Technology Corporation is believed to be accurate and reliable. However,
no responsibility is assumed for its use. Linear Technology Corporation makes no representation that
the interconnection of its circuits as described herein will not infringe on existing patent rights.
CC
D
CLK
CS
CH0
CH1
GND
TO OSCILLOSCOPE
OUT
CS
. This requires V
LTC1291
Figure 17. Scope Trace of the LTC1291 "Quick Look"
Circuit Showing Output 101010101010 (AAA
W
V
CC
(V
Figure 16. “Quick Look” Circuit for the LTC1291
D
REF
CLK
OUT
D
IN
)
22 F TANTALUM
NULL
BIT
U
0.1 F
IN
(B11)
MSB
VERTICAL: 5V/DIV
HORIZONTAL: 5 s/DIV
be
f
data is output MSB-first. CS is driven at 1/64, the clock
frequency by the 74HC393 and D
The output data from the D
oscilloscope that is set up to trigger on the falling edge
of CS (Figure 17).
(B0)
LSB
f/64
CLOCK IN 1MHz
A1
CLR1
1QA
1QB
1QC
1QD
GND
FILLS WITH
74HC393
ZEROES
HEX
CLR2
V
2QA
2QB
2QC
2QD
CC
A2
)
OUT
LTC1291 F16
5V
0.1 F
pin can be viewed on a
OUT
outputs the data.
LTC1291
19
1291fa