3
LTC1344A
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
TA = 25°C
COMMON MODE VOLTAGE (V)
–8
DIFFERENTIAL
MODE
IMPEDANCE
(
)
108
6
1344 G02
106
104
100
–6
–4
–2
0
2
4
8
102
TA = 25°C
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
TA = 25°C
VEE VOLTAGE (V)
– 5.4
COMMON
MODE
IMPEDANCE
(
)
153
154
– 4.6
1344 G08
152
151
150
– 5.2
– 5.0
– 4.8
TA = 25°C
Supply Current vs Temperature
TEMPERATURE (
°C)
–40
SUPPLY
CURRENT
(
A)
500
420
340
260
180
20
1344 G09
–20
0
40
60
80
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
TA = 25°C
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
TA = 25°C
V.11 or V.35 Differential Mode
Impedance vs Supply Voltage
(VCC)