LTC1821-1BCGW#PBF Linear Technology, LTC1821-1BCGW#PBF Datasheet - Page 6

• Manufacturer Part Number: LTC1821-1BCGW#PBF
• Description: IC D/A CONV 16BIT PRECISE 36SSOP
• Manufacturer: Linear Technology

Specifications of LTC1821-1BCGW#PBF

• Settling Time: 2µs
• Number Of Bits: 16
• Data Interface: Parallel
• Number Of Converters: 1
• Voltage Supply Source: Single Supply
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 36-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power Dissipation (max): -

LTC1821
TYPICAL PERFOR A CE CHARACTERISTICS
6
– 100
– 120
– 20
– 40
– 60
– 80
0
100
Unipolar Multiplying Mode Frequency
Response vs Digital Code
ALL BITS ON
D15 ON
D14 ON
D13 ON
D12 ON
D11 ON
D10 ON
D9 ON
D8 ON
D7 ON
D6 ON
D5 ON
D4 ON
D3 ON
D2 ON
D1 ON
D0 ON
ALL BITS OFF
V
REF
1k
8 9 10 11
1 16 17
LTC1821
FREQUENCY (Hz)
10k
– 0.2
– 0.4
– 0.6
– 0.8
–1.0
1.0
0.8
0.6
0.4
0.2
12
0
14
2
Differential Nonlinearity vs V
Supply Voltage in Unipolar Mode
13
100k
30pF
3
W
1M
SUPPLY VOLTAGE (V)
1821 G18
V
V
V
V
4
REF
REF
V
U
REF
REF
10M
OUT
= 2.5V
= 10V
= 2.5V
= 10V
V
REF
5
*DAC ZERO VOLTAGE OUTPUT LIMITED BY BIPOLAR
ZERO ERROR TO – 96dB TYPICAL (–78dB MAX, A GRADE)
– 100
– 20
– 40
– 60
– 80
10
12pF
0
10
6
Bipolar Multiplying Mode Frequency
Response vs Digital Code
ALL BITS ON
D15 AND D14 ON
D15 AND D13 ON
D15 AND D12 ON
D15 AND D11 ON
D15 AND D10 ON
D15 AND D9 ON
D15 AND D8 ON
D15 AND D7 ON
D15 AND D6 ON
D15 AND D5 ON
D15 AND D4 ON
D15 AND D3 ON
D15 AND D2 ON
9
CC
3
2
1821 G16
100
LTC1821
+
–
1
LT1468
7
12pF
16
D15 ON
17
1k
FREQUENCY (Hz)
D15 AND D0 ON
D15 AND D1 ON
6
*
8
11
10k
12
14
TO FULL SCALE
13
CODES FROM
100k
MIDSCALE
15pF
– 0.2
– 0.4
– 0.6
– 0.8
–1.0
1M
1.0
0.8
0.6
0.4
0.2
0
1821 G19
2
Differential Nonlinearity vs V
Supply Voltage in Bipolar Mode
10M
V
OUT
V
V
REF
REF
3
= 2.5V
= 2.5V
V
REF
*DAC ZERO VOLTAGE OUTPUT LIMITED BY BIPOLAR
SUPPLY VOLTAGE (V)
ZERO ERROR TO – 96dB TYPICAL (–78dB MAX, A GRADE)
– 100
– 20
– 40
– 60
– 80
10
0
4
12pF
10
Bipolar Multiplying Mode Frequency
Response vs Digital Code
ALL BITS OFF
D14 ON
D14 AND D13 ON
D14 TO D12 ON
D14 TO D11 ON
D14 TO D10 ON
D14 TO D9 ON
D14 TO D8 ON
D14 TO D7 ON
D14 TO D6 ON
D14 TO D5 ON
D14 TO D4 ON
D14 TO D3 ON
D14 TO D2 ON
D14 TO D1 ON
V
V
9
REF
REF
3
2
100
5
LTC1821
+
–
= 10V
= 10V
1
LT1468
12pF
16
D15 ON
1k
17
D14 TO D0 ON
FREQUENCY (Hz)
6
*
6
CC
8
1821 G17
10k
11
12
7
TO ZERO SCALE
14
CODES FROM
100k
13
MIDSCALE
15pF
1M
1821 G20
10M
V
OUT