ltc2633-lz8 Linear Technology Corporation, ltc2633-lz8 Datasheet - Page 13

• Manufacturer Part Number: ltc2633-lz8
• Description: Dual 12-/10-/8-bit I2c Vout Dacs With 10ppm/?c Reference
• Manufacturer: Linear Technology Corporation

typical perFormance characteristics
LTC2633
0.5V/DIV
V
OUT
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0
Large-Signal Response
Headroom at Rails vs Output
Current
V
1/4 SCALE to 3/4 SCALE
FS
1
5V SOURCING
3V (LTC2633-L) SOURCING
3V (LTC2633-L) SINKING
= V
CC
2
= 5V
1.2
1.0
0.8
0.6
0.4
0.2
3
0
Supply Current vs Logic Voltage
4
I
SWEEP SDA, SCL
BETWEEN
ON AND V
2µs/DIV
OUT
5
(mA)
1
5V SINKING
6
CC
V
(LTC2633-L)
LOGIC VOLTAGE (V)
CC
7
= 3V
2
8
2633 G22
9
2633 G25
3
10
V
CC
= 5V
2mV/DIV
0.5V/DIV
4
5V/DIV
5V/DIV
V
V
OUTA
SCL
OUT
SCL
2633 G28
Mid-Scale-Glitch Impulse
Exiting Power-Down to Mid-Scale
5
LTC2633-H12, V
3nV•s TYPICAL
DAC B IN
POWER-DOWN
MODE
CC
2µs/DIV
5µs/DIV
= 5V
9TH CLOCK OF
3RD DATA BYTE
LTC2633-L12, V
2.8nV•s TYPICAL
500mV/DIV
5V/DIV
9TH CLOCK OF
3RD DATA BYTE
LTC2633-H
V
INTERNAL REF .
V
SCL
CC
OUT
= 5V
Exiting Power-Down for Hi-Z
Option
CC
HIGH-IMPEDANCE
(POWER-DOWN) MODE
LTC2633-LO, V
DAC OUTPUT DRIVEN
BY 1V SOURCE
THROUGH 15k
RESISTOR
= 3V
2633 G23
2633 G26
T
A
= 25°C unless otherwise noted.
10mV/DIV
CC
0.5V/DIV
2V/DIV
2V/DIV
= 3V
V
5µs/DIV
V
V
OUT
V
OUT
CC
CC
Power-On Reset to Mid-Scale
Power-On Reset Glitch
9TH CLOCK OF
3RD DATA BYTE
LTC2633-L
DAC OUTPUT SET
TO MID-SCALE
2633 G29
200µs/DIV
200µs/DIV
LTC2633
ZERO-SCALE
LTC2633-L
LTC2633-H
13
2633 G24
2633 G27
2633fb