
4
LT1394
TYPICAL PERFORMANCE CHARACTERISTICS
U
W
Propagation Delay vs
Input Overdrive
TEMPERATURE (
°C)
–50
TIME
(ns)
12
10
8
6
4
2
0
25
75
1394 G05
–25
0
50
100
125
VS = ±5V
VSTEP = 100mV
VOD = 5mV
tPDLH
tPDHL
SOURCE RESISTANCE (k
)
0
0.5
TIME
(ns)
1.0
2.0
1.5
2.5
3.0
1394 G04
80
70
60
50
40
30
20
10
0
VS = ±5V
VOD = 20mV
TA = 25°C
STEP SIZE = 800mV
400mV
100mV
200mV
Propagation Delay vs
Source Resistance
Propagation Delay vs
Temperature
Input Offset Voltage vs
Temperature
2
1
0
–1
–2
–3
–4
–5
LT1394 G06
VOLTAGE
(mV)
TEMPERATURE (
°C)
–50
25
75
–25
0
50
100
125
VS = ±5V
4
3
2
1
0
LT1394 G07
INPUT
BIAS
CURRENT
(
A)
TEMPERATURE (
°C)
–50
25
75
–25
0
50
100
125
VS = ±5V
VCM = –5V
VCM = 0V
VCM = 3.5V
Input Bias Current vs
Temperature
TEMPERATURE (
°C)
–50
VOLTAGE
(V)
6
5
4
3
2
1
0
25
75
1394 G08
–25
0
50
100
125
VS = ±5V
Positive Common Mode Limit vs
Temperature
OVERDRIVE (mV)
0
TIME
(ns)
12
10
8
6
4
2
0
10
20
30
40
1394 TA02
50
tPDLH
tPDHL
TA = 25°C
VSTEP = 100mV
VS = ±5V
Gain Characteristics
POSITIVE SUPPLY VOLTAGE (V)
4.4
TIME
(ns)
12
10
8
6
4
2
0
4.6
4.8
5.0
5.2
5.4
1394 G03
5.6
tPDHL
tPDLH
V– = –5V
TA = 25°C
VSTEP = 100mV
OVERDRIVE = 5mV
Propagation Delay vs
Positive Supply Voltage
Propagation Delay vs
Load Capacitance
OUTPUT LOAD CAPACITANCE (pF)
0
TIME
(ns)
12
10
8
6
4
2
0
10
20
30
40
1394 G02
50
tPDLH
tPDHL
IOUT = 0
VS = ±5V
TA = 25°C
VSTEP = 100mV
OVERDRIVE = 5mV
DIFFERENTIAL INPUT VOLTAGE (mV)
–3
OUTPUT
VOLTAGE
(V)
–2
–1
01
1394 G01
2
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
3
VS = ±5V
IOUT = 0
TA = 125°C
TA = 25°C
TA = –55°C