LTC1287CCN8 Linear Technology, LTC1287CCN8 Datasheet - Page 6

• Manufacturer Part Number: LTC1287CCN8
• Description: IC DATA ACQ SYS 12BIT 3V 8-DIP
• Manufacturer: Linear Technology
• Type: Data Acquisition System (DAS)r

Specifications of LTC1287CCN8

• Resolution (bits): 12 b
• Sampling Rate (per Second): 30k
• Data Interface: Serial, Parallel
• Voltage Supply Source: Single Supply
• Voltage - Supply: 3V
• 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

LTC1287
BLOCK
6
TEST CIRCUITS
3V
D
OUT
I D AGRA
On and Off Channel Leakage Current
TEST POINT
POLARITY
+IN
V
–IN
Load Circuit for t
CC
D
Load Circuit for t
OUT
8
2
3
100pF
3k
GND
I
I
INPUT MUX
ON
OFF
4
REGISTER
A
A
ANALOG
INPUT
SHIFT
W
1.5V
3k
dDO
100pF
dis
, t
and t
r
ON CHANNEL
OFF CHANNEL
and t
3V t
t
dis
en
TEST POINT
SAMPLE
LTC1287 TC02
dis
WAVEFORM 1
HOLD
f
AND
WAVEFORM 2, t
LTC1287 TC1
LTC1287 TC05
en
COMP
CAPACITIVE
WAVEFORM 1
WAVEFORM 2
LTC1287 TC06
(SEE NOTE 1)
(SEE NOTE 2)
12-BIT
DAC
D
D
OUT
CLK
OUT
Voltage Waveforms for D
D
D
OUT
OUT
CS
V
Voltage Waveforms for D
REF
5
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.
t
r
Voltage Waveforms for t
0.45V
t
dDO
REGISTER
CONTROL
OUTPUT
TIMING
12-BIT
SHIFT
SAR
AND
OUT
OUT
Rise and Fall Times, t
7
6
1
LTC1287 BD
Delay Time, t
t
dis
CLK
D
CS
OUT
dis
t
f
2.1V
dDO
LTC1287 TC03
2.1V
10%
0.6V
90%
LTC1287 TC04
r
, t
2.1V
0.6V
f
1287fa