LTC1289BCN Linear Technology, LTC1289BCN Datasheet - Page 8

• Manufacturer Part Number: LTC1289BCN
• Description: IC DATA ACQ SYS 12BIT 3V 20-DIP
• Manufacturer: Linear Technology
• Type: Data Acquisition System (DAS)r

Specifications of LTC1289BCN

• Resolution (bits): 12 b
• Sampling Rate (per Second): 25k
• Data Interface: Serial, Parallel
• Voltage Supply Source: Dual ±
• Voltage - Supply: 3V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Through Hole
• Package / Case: 20-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

LTC1289
8
TEST CIRCUITS
3V
On and Off Channel Leakage Current
Load Circuit for t
POLARITY
D
OUT
WAVEFORM 1
WAVEFORM 2
(SEE NOTE 2)
(SEE NOTE 1)
D
ACLK
D
I
I
OUT
OUT
ON
OFF
A
A
CS
1.5V
NOTE 1: WAVEFORM 1 IS FOR AN OUTPUT WITH 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.
3k
dDO
100pF
, t
r
and t
ON CHANNEL
OFF
CHANNELS
TEST POINT
D
LTC1289 TC02
f
OUT
LTC1283 TC01
TEST POINT
Voltage Waveforms for t
1
t
en
Load Circuit for t
100pF
3k
2
2.1V
0.6V
dis
D
SCLK
D
OUT
en
and t
OUT
Voltage Waveforms for D
3V t
t
and t
dis
t
r
Voltage Waveforms for D
en
dis
WAVEFORM 1
WAVEFORM 2, t
dis
LTC1289 TC05
0.45V
t
dDO
t
en
dis
OUT
2.1V
OUT
Rise and Fall Times, t
90%
10%
LTC1289 TC06
Delay Time, t
LTC1289 TC03
t
dDO
f
2.1V
0.6V
LTC1289 TC04
r
,t
2.1V
0.6V
f
1289fb