Datasheet

7
2801234fe
LTC2801/LTC2802/
LTC2803/LTC2804
tyPical PerForMance characteriSticS
Receiver Input Threshold
vs Temperature
Receiver Output Voltage
vs Load Current Receiver Output Duty Cycle
Driver Slew Rate
vs Load Capacitance
Driver Short-Circuit Current
vs Temperature
Shutdown or Drivers Disabled Mode
Driver Leakage vs Temperature
Logic Input Threshold
vs V
L
Supply Voltage
LTC2804 Driver Outputs Exiting
Shutdown
LTC2804 Driver Outputs
Enable/Disable
T
A
= 25°C, V
CC
= V
L
= 3.3V unless otherwise noted.
TEMPERATURE (°C)
–50
THRESHOLD VOLTAGE (V)
3.0
2.5
2.0
1.5
1.0
0.5
0
25 75
2801 GO7
–25 0
50 100 125
INPUT HIGH
INPUT LOW
V
L
= 5.5V
V
L
= 3.3V
V
L
= 1.8V
LOAD CURRENT (mA)
OUTPUT VOLTAGE (V)
2801 GO8
6
5
4
3
2
1
0
0 2 4 51 3 6 7 8
V
L
= 5.5V
V
L
= 3.3V
V
L
= 1.8V
V
L
= 5.5V
V
L
= 3.3V
V
L
= 1.8V
RECEIVERS
ALIVE MODE
NORMAL
MODE
R
IN
= ±3V
C
L
= 150pF
10
POSITIVE DUTY CYCLE (%)
100
80
60
40
20
0
100 1000 10000
2801 GO9
DATA RATE (kbps)
LOAD CAPACITANCE (nF)
0
SLEW RATE (V/µs)
3
5
2801 G10
1 2 4
80
70
60
50
40
30
20
10
0
FALLING (LTC2802/04)
RISING (LTC2802/04)
FALLING (LTC2801/03)
RISING (LTC2801/03)
TEMPERATURE (°C)
–50
SHORT-CIRCUIT CURRENT (mA)
60
50
40
30
20
10
0
25 75
2801 G11
–25 0
50 100 125
SINKING
SOURCING
REGULATOR CAN
LIMIT FURTHER
V
L
SUPPLY VOLTAGE (V)
1
THRESHOLD VOLTAGE (V)
3.0
2.5
2.0
1.5
1.0
0.5
0
2 3 4 5
2801 G13
6
INPUT HIGH
INPUT LOW
T
A
= 85°C
T
A
= 25°C
T
A
= –40°C
LEAKAGE CURRENT (A)
10
–6
10
–7
10
–8
10
–9
10
–10
10
–11
2801 G12
V(TOUT) = 15V OR
V(TOUT) = –15V
TEMPERATURE (°C)
–50 25 75
–25 0
50 100 125
2V/DIV
5V/DIV
T2OUT
T1OUT
MODE AND PS
V
CC
= 3.3V
V
L
= 1.8V
LOAD = 3k + 2.5nF
100µs/DIV
2801 G14
2V/DIV
5V/DIV
T2OUT
T1OUT
MODE
V
CC
= 3.3V
V
L
= 1.8V
LOAD = 3k + 250pF
2µs/DIV
2801 G15
Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.