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LTC2655 Datasheet(PDF) 14 Page - Linear Technology

Part # LTC2655
Description  Quad I짼C 16-/12-Bit Rail-to-Rail DACs with 10ppm/째C Max Reference
PDF  28 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC2655 Datasheet(HTML) 14 Page - Linear Technology

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LTC2655
14
2655f
TYPICAL PERFORMANCE CHARACTERISTICS
Offset Error vs Reference Input
REFERENCE VOLTAGE (V)
0.5
2.0
–1.0
–1.5
–0.5
1.5
1.0
0.5
0
–2
2
1
1.5
2655 G24
2.5
VCC = 5V
OFFSET ERROR OF 4 CHANNELS
TA = 25°C unless otherwise noted.
LTC2655
Supply Current vs Temperature
ICC Shutdown vs Temperature
Multiplying Bandwidth
TEMPERATURE (°C)
–50
3.0
2.0
2.5
1.5
1.0
50
30
10
110
90
70
–30 –10
2655 G28
130
LTC2655-H
VCC = 5V, CODE = MS
INTERNAL REFERENCE
LTC2655-L
VCC = 3V, CODE = MS
INTERNAL REFERENCE
TEMPERATURE (°C)
–50
5
3
4
2
1
0
50
30
10
110
90
70
–30 –10
2655 G29
130
LTC2655-H
VCC = 5V
LTC2655-L
VCC = 3V
FREQUENCY (Hz)
2655 G30
8
2
0
4
6
–2
–4
–6
–8
–10
–12
1k
100k
1M
10k
VS = 5V
VREF(DC) = 2V
VREF(AC) = 0.2VP-P
CODE = FULL-SCALE
Gain Error vs Reference Input
ICC Shutdown vs VCC
Supply Current vs Logic Voltage
REFERENCE VOLTAGE (V)
0.5
64
–32
–48
–16
48
32
16
0
–64
2
1
1.5
2655 G25
2.5
LTC2655-16
VCC = 5.5V
GAIN ERROR OF 4 CHANNELS
VCC (V)
2.5
450
150
100
50
200
400
350
300
250
0
5
3.5
3
4.5
4
2655 G26
5.5
LOGIC VOLTAGE (V)
0
2.6
1.6
2.4
2.2
2.0
1.8
1.4
2
14
3
2655 G27
SWEEP SCL AND SDA
BETWEEN
0V AND VCC
VCC = 3V
(LTC2655-L)
VCC = 5V
(LTC2655-H)
5
Large-Signal Response
Mid-Scale Glitch Impulse
2μs/DIV
VOUT
1V/DIV
2655 G31
VCC = 5V, VREF = 2.048V
ZERO-SCALE TO FULL-SCALE
2μs/DIV
VOUT
5mV/DIV
SCL
5V/DIV
2655 G32
LTC2655-H16, VCC = 5V
7nV-s TYP
LTC2655-L16, VCC = 3V
4nV-s TYP
9TH CLOCK OF
3RD DATA BYTE



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