Datasheet

LTC4308
5
4308f
T
A
= 25°C, V
CC
= 3.3V, unless otherwise indicated.
TYPICAL PERFORMANCE CHARACTERISTICS
I
CC
Enabled Current
vs Temperature
I
SD
Disabled Current
vs Temperature
Input-Output High to Low
Propagation Delay
vs Temperature
Boost Pull-Up Current
vs Temperature
Input-Output High to Low
Propagation Delay vs Output
Capacitance
Input-Output Offset Voltage
vs Pull-Up Resistance
Output-Input Offset Voltage
vs Pull-Up Resistance
TEMPERATURE (°C)
–50
I
CC
ENABLED CURRENT (mA)
5.5
6.0
6.5
25
75
4308 G01
5.0
4.5
4.0
–25 0 50
7.0
7.5
8.0
100
V
CC
= 5.5V
V
CC
= 3.3V
V
CC
= 2.3V
TEMPERATURE (°C)
–50
600
I
SD
DISABLE CURRENT (μA)
650
800
750
700
850
–25
0
25 50
4308 G02
75
900
950
1000
100
TEMPERATURE (°C)
–50
40
PROPAGATION DELAY (ns)
60
80
100
–25
0
25 50
4308 G03
75
120
140
100
V
CC
= 5.5V
V
CC
= 3.3V
V
CC
= 2.3V
C
IN
= C
OUT
= 50pF
R
PULLUPIN
= R
PULLUPOUT
= 2.7k
TEMPERATURE (°C)
–50
0
BOOST PULL-UP CURRENT
(mA)
4
8
12
16
20
24
–25
02550
4308 G04
75 100
C
IN
= 50pF, C
OUT
= 1nF
R
PULLUPIN
= R
PULLUPOUT
= 2.7k
V
CC
= 5.5V
V
CC
= 3.3V
V
CC
= 2.3V
OUTPUT CAPACITANCE (pF)
0
50
PROPAGATION DELAY
(ns)
65
80
95
110
125
140
200
400 600
4308 G05
800 1000
C
IN
= 50pF
R
PULLUPIN
= 2.7k
R
PULLUPOUT
= 2.7k
V
CC
= 5.5V
V
CC
= 3.3V
V
CC
= 2.3V
V
PULLUPIN
= 1.8V
V
PULLUPOUT
= V
CC
INPUT BUS PULL-UP RESISTANCE (k)
0
OFFSET VOLTAGE (mV)
–206
–204
–202
–200
–198
4
4308 G06
–196
2
6
8
10
OUTPUT BUS PULL-UP RESISTANCE (k)
0
OFFSET VOLTAGE (mV)
304
302
300
298
296
294
8
4308 G07
246 10