LTC1090CN Linear Technology, LTC1090CN Datasheet - Page 13

• Manufacturer Part Number: LTC1090CN
• Description: IC DATA ACQUIS SYS 10BIT 20-DIP
• Manufacturer: Linear Technology
• Type: Data Acquisition System (DAS), ADCr

Specifications of LTC1090CN

• Resolution (bits): 10 b
• Sampling Rate (per Second): 30k
• Data Interface: Serial
• Voltage Supply Source: Dual ±
• Voltage - Supply: 5V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Through Hole
• Package / Case: 20-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

APPLICATIO S I FOR ATIO
12-Bit Word Length
16-Bit Word Length
8-Bit Word Length
10-Bit Word Length
MSB FIRST
LSB FIRST
U
D
D
SCLK
OUT
OUT
CS
MSB FIRST
LSB FIRST
U
MSB FIRST
LSB FIRST
SCLK
D
D
MSB FIRST
LSB FIRST
OUT
OUT
CS
SCLK
D
D
Figure 2. Data Output (D
OUT
OUT
CS
(SB)
D
D
SCLK
B9
B0
OUT
OUT
1
CS
W
B8
B1
*IN UNIPOLAR MODE, THESE BITS ARE FILLED WITH ZEROES.
IN BIPOLAR MODE, THE SIGN BIT IS EXTENDED INTO THESE LOCATIONS
(SB)
B9
B0
B7
B2
1
(SB)
B9
B0
1
(SB)
B9
B0
B8
B1
B6
B3
1
B8
B1
U
B7
B2
B8
B1
B5
B4
B7
B2
B7
B2
B6
B3
B4
B5
OUT)
B6
B3
B5
B4
B6
B3
B3
B6
Timing with Different Word Lengths
B5
B4
B5
B4
B4
B5
B7
B2
B4
B5
t
SMPL
B1
B4
B5
B3
B6
B8
B3
B6
(SB)
B7
B0
B3
B6
B2
B9
10
t
t
t
SMPL
B2
B7
SMPL
SMPL
8
B1
B2
B7
B8
*
(SB)
B0
B1
B8
B9
*
10
t
LTC1090 • AI08A
CONV
(SB)
B0
ZEROES
B9
*
ZEROES
*
THE LAST TWO BITS
ARE TRUNCATED
10
FILL
FILL
LTC1090 • AI08B
*
*
12
t
LTC1090 • AI08C
*
CONV
t
*
CONV
16
LTC1090 • AI08D
t
CONV
LTC1090
13
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