LTC2754 LINER [Linear Technology], LTC2754 Datasheet - Page 7

• Manufacturer Part Number: LTC2754
• Description: Quad 12-/16-Bit SoftSpan IOUT DACs
• Manufacturer: LINER [Linear Technology]

TYPICAL PERFORMANCE CHARACTERISTICS
LTC2754
LTC2754-12
5mV/DIV
2V/DIV
CS/LD
V
OUT
5
4
1
3
2
0
0
Midscale Glitch
Supply Current
vs Logic Input Voltage
RISING MAJOR CARRY TRANSITION.
FALLING TRANSITION IS SIMILAR OR BETTER
V
V
5V RANGE
LT1468 OUTPUT AMPLIFIER
C
DD
REF
FEEDBACK
0.26nV•s TYP
= 3V
= 5V
1
DIGITAL INPUT VOLTAGE (V)
= 27pF
–1.0
–0.2
–0.4
–0.6
–0.8
1.0
0.8
0.6
0.4
0.2
V
0
DD
2
500ns/DIV
Integral Nonlinearity (INL)
0
= 3V
V
V
±10V RANGE
CLR, LDAC, SDI, SCK,
CS/LD TIED TOGETHER
DD
REF
= 5V
V
= 5V
DD
3
1024
= 5V
4
CODE
2048
2754 G13
2754 G16
5
3072
5mV/DIV
5V/DIV
CS/LD
V
1.75
1.25
0.75
OUT
0.5
1.5
2
1
2754 G11
2.5
Midscale Glitch
Logic Threshold
vs Supply Voltage
V
V
5V RANGE
LT1468 OUTPUT AMPLIFIER
C
RISING MAJOR CARRY TRANSITION.
FALLING TRANSITION IS SIMILAR OR BETTER
1.25nV•s TYP
DD
REF
FEEDBACK
4095
= 5V
= 5V
3
= 27pF
RISING
3.5
FALLING
500ns/DIV
V
DD
4
(V)
–1.0
–0.2
–0.4
–0.6
–0.8
1.0
0.8
0.6
0.4
0.2
0
4.5
Differential Nonlinearity (DNL)
0
V
V
±10V RANGE
DD
REF
= 5V
5
= 5V
T
2754 G14
2754 G17
1024
A
= 25°C, unless otherwise noted.
5.5
WAVEFORM
CODE
250μV/DIV
2048
SETTLING
0.0001
0.001
0.01
100
5V/DIV
GATED
0.1
CS/LD
10
1
1
Supply Current
vs Clock Frequency
Settling 0V to 10V
USING LT1469 AMP
C
0V TO 10V STEP
3072
FEEDBACK
100
2754 G12
SCK FREQUENCY (Hz)
= 12pF
4095
500ns/DIV
10k
LTC2754
V
DD
= 5V
V
DD
1M
= 3V
2754 G15
7
2754 G17
100M
2754f