Datasheet

4
LTC1518/LTC1519
CMRR vs Frequency Supply Current vs Data Rate
Supply Current
vs Temperature and Data Rate
Propagation Delay
vs Common Mode
Maximum Data Rate
vs Input Differential Voltage
Propagation Delay
vs Load Capacitance
Propagation Delay (t
PLH
/t
PHL
)
vs Temperature
Propagation Delay
vs Input Differential Voltage
FREQUENCY (Hz)
10
42.0
COMMON MODE REJECTION RATIO (dB)
42.5
43.5
44.0
44.5
46.5
15189 G01
43.0
1k 100k 10M
45.0
45.5
46.0
T
A
= 25°C
V
CM
= 2.5V
TEMPERATURE (°C)
–50 –25
0
PROPAGATION DELAY (ns)
10
25
0
50
75
15189 G02
5
20
15
25
100
125
V
CM
= 2.5V
V
ID
= 1.5V
DATA RATE (Mbps)
0
SUPPLY CURRENT (mA)
50
45
40
35
30
25
20
15
10
5
0
40
15189 G03
10
20
30
50
T
A
= 25°C
V
CM
= 2.5V
V
ID
= 1.5V
4 RECEIVERS
SWITCHING
1 RECEIVER
SWITCHING
DATA RATE (Mbps)
0
SUPPLY CURRENT (mA)
30
25
20
15
10
5
0
40
15189 G04
10
20
30
50
V
CM
= 2.5V
V
ID
= 1.5V
1 RECEIVER
SWITCHING
100°C
25°C
0°C
–25°C
–50°C
LOAD CAPACITANCE (pF)
5 15 25 35 55 105 205
PROPAGATION DELAY (ns)
30
25
20
15
10
5
0
15189 G05
T
A
= 25°C
V
CM
= 2.5V
V
ID
= 1.5V
COMMON MODE (V)
–6
PROPAGATION DELAY (ns)
25
20
15
10
5
0
–2
2
412
15189 G06
–4 0
6
8
10
T
A
= 25°C
V
ID
= 1.5V
INPUT DIFFERENTIAL (V)
0.3
PROPAGATION DELAY (ns)
25
20
15
10
5
0
0.5 1.0 1.5 2.0
15189 G07
2.5
T
A
= 25°C
V
CM
= 2.5V
INPUT DIFFERENTIAL (V)
0.3
DATA RATE (Mbps)
70
60
50
40
30
20
10
0
0.5 1.0 1.5 2.0
15189 G08
2.5
T
A
= 25°C
V
CM
= 2.5V
TYPICAL PERFOR A CE CHARACTERISTICS
UW