LTC1291DCN8 Linear Technology, LTC1291DCN8 Datasheet - Page 6

• Manufacturer Part Number: LTC1291DCN8
• Description: IC DATA ACQ SYSTEM 12BIT 8-DIP
• Manufacturer: Linear Technology
• Type: Data Acquisition System (DAS)r

Specifications of LTC1291DCN8

• 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): -

LTC1291
6
BLOCK
TEST CIRCUITS
5V
V
On and Off Channel Leakage Current
I D AGRA
CC
(V
POLARITY
REF
CH0
CH1
D
D
Load Circuit for t
IN
OUT
)
8
2
3
5
GND
I
I
ON
OFF
INPUT MUX
A
A
4
REGISTER
ANALOG
INPUT
SHIFT
W
1.4V
3k
100pF
dDO
, t
r
ON CHANNEL
OFF CHANNEL
and t
TEST POINT
1291 TC02
SAMPLE
HOLD
f
AND
1291 TC01
COMP
CAPACITIVE
12-BIT
WAVEFORM 2
WAVEFORM 1
1291 TC06
(SEE NOTE 1)
(SEE NOTE 2)
DAC
D
D
OUT
OUT
CS
D
OUT
NOTE 1: WAVEFORM 1 IS FOR AN OUTPUT WITH INTERNAL CONDITIONS SUCH
THAT THE OUTPUT IS HIGH UNLESS DISABLED BY THE OUTPUT CONTROL.
NOTE 2: WAVEFORM 2 IS FOR AN OUTPUT WITH INTERNAL CONDITIONS SUCH
THAT THE OUTPUT IS LOW UNLESS DISABLED BY THE OUTPUT CONTROL.
TEST POINT
Voltage Waveforms for t
Load Circuit for t
100pF
3k
REGISTER
CONTROL
OUTPUT
TIMING
12-BIT
SHIFT
AND
SAR
dis
1291 BD
7
6
and t
1
t
dis
CLK
D
CS
5V t
t
dis
dis
OUT
en
dis
WAVEFORM 1
WAVEFORM 2, t
2.0V
1291 TC05
10%
90%
en
1291fa