3
LTC1344
TYPICAL PERFORMANCE CHARACTERISTICS
U
W
V.11 or V.35 Differential Mode
Impedance vs Common Mode
Voltage
TEMPERATURE (
°C)
–40
DIFFERENTIAL
MODE
IMPEDANCE
(
)
20
1344 G01
110
105
–20
0
40
100
120
115
60
80
100
VCM = –7V
VCM = –2V
VCM = 0V
VCM = 7V
VCC VOLTAGE (V)
103
DIFFERENTIAL
MODE
IMPEDANCE
(
)
104
105
1344 G03
4.6
4.8
5.0
5.2
5.4
COMMON MODE VOLTAGE (V)
–8
DIFFERENTIAL
MODE
IMPEDANCE
(
)
108
6
1344 G02
106
104
100
–6
–4
–2
0
2
4
8
102
V.11 or V.35 Differential Mode
Impedance vs Temperature
V.35 Common Mode Impedance
vs Supply Voltage (VCC)
V.35 Common Mode Inpedance
vs Negative Supply Voltage (VEE)
VCC VOLTAGE (V)
151
COMMON
MODE
IMPEDANCE
(
)
152
153
1344 G07
4.6
4.8
5.0
5.2
5.4
VEE VOLTAGE (V)
– 5.4
COMMON
MODE
IMPEDANCE
(
)
153
154
– 4.6
1344 G08
152
151
150
– 5.2
– 5.0
– 4.8
Supply Current vs Temperature
TEMPERATURE (
°C)
–50
SUPPLY
CURRENT
(
A)
1344 G09
310
290
270
250
230
210
190
170
150
–20
10
40
70
100
V.11 or V.35 Differential Mode
Impedance vs Negative Supply
Voltage (VEE)
TEMPERATURE (
°C)
–40
COMMON
MODE
IMPEDANCE
(
)
20
1344 G05
155
150
–20
0
40
145
165
160
60
80
100
VCM = –2V
VCM = 2V
VCM = 0V
COMMON MODE VOLTAGE (V)
–2
COMMON
MODE
IMPEDANCE
(
)
154
156
2
1344 G06
152
150
–1
0
1
158
V.35 Common Mode Impedance
vs Temperature
V.35 Common Mode Impedance
vs Common Mode Voltage
VEE VOLTAGE (V)
103
DIFFERENTIAL
MODE
IMPEDANCE
(
)
104
105
1344 G04
– 5.4
– 5.2
– 5.0
– 4.8
– 4.6
V.11 or V.35 Differential Mode
Impedance vs Supply Voltage
(VCC)