LTC1597 LINER [Linear Technology], LTC1597 Datasheet - Page 9

• Manufacturer Part Number: LTC1597
• Description: 14-Bit and 16-Bit Parallel Low Glitch Multiplying DACs with 4-Quadrant Resistors
• Manufacturer: LINER [Linear Technology]

TYPICAL PERFOR A CE CHARACTERISTICS
*DAC ZERO VOLTAGE OUTPUT LIMITED BY BIPOLAR
V
ZERO ERROR TO – 96dB TYPICAL (–78dB MAX, A GRADE)
REF
3
– 100
– 0.2
– 0.4
– 0.6
– 0.8
–1.0
– 20
– 40
– 60
– 80
12pF
1.0
0.8
0.6
0.4
0.2
0
0
10
2
Differential Nonlinearity vs
Supply Voltage in Bipolar Mode
Bipolar Multiplying Mode Frequency
Response vs Digital Code
2
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
V
V
LTC1597
+
–
REF
REF
LT1468
100
12pF
3
= 2.5V
= 2.5V
W
SUPPLY VOLTAGE (V)
D15 ON
1k
FREQUENCY (Hz)
D15 AND D0 ON
1
D15 AND D1 ON
4
*
4
U
10k
5
V
V
22
REF
REF
6
7
5
= 10V
= 10V
TO FULL SCALE
CODES FROM
100k
MIDSCALE
15pF
–
+
LT1468
6
1M
1597 G10
1597 G12
V
10M
OUT
7
*DAC ZERO VOLTAGE OUTPUT LIMITED BY BIPOLAR
V
ZERO ERROR TO – 96dB TYPICAL (–78dB MAX, A GRADE)
– 100
– 120
– 100
REF
3
– 20
– 40
– 60
– 80
– 20
– 40
– 60
– 80
12pF
0
0
(LTC1597)
100
V
10
REF
Bipolar Multiplying Mode Frequency
Response vs Digital Code
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
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
2
3 2 1 4
LTC1597
+
–
100
LT1468
12pF
1k
LTC1597
D15 ON
1k
FREQUENCY (Hz)
D14 TO D0 ON
FREQUENCY (Hz)
10k
5
*
22
1
6
7
4
LTC1591/LTC1597
10k
5
22
100k
6
30pF
–
+
7
LT1468
TO ZERO SCALE
CODES FROM
100k
MIDSCALE
15pF
–
+
LT1468
1M
1M
1597G11
1597 G13
V
OUT
10M
10M
V
OUT
9