Datasheet

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RECEIVER ELECTRICAL CHARACTERISTICS
TRANSMITTER ELECTRICAL CHARACTERISTICS
TRANSMITTER SUPPLY CURRENT
SN75LVDT1422
SLLS653 – JUNE 2005
over recommended operating conditions (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP
(1)
MAX UNIT
V
IT+
Positive-going differential input threshold voltage 100 mV
V
IT–
Negative-going differential input threshold voltage –100 mV
V
OH
High-level output voltage I
OH
= –4 mA 2.4 V
V
OL
Low-level output voltage I
OL
= 4 mA 0.4 V
V
IK
Input clamp voltage I
I
= –18 mA –1.5 –0.8 V
I
I
Input current with integrated termination V
I
= 0 V or 2.4 V, V
CC
= 3.6 V –45 45 µA
I
I(OFF)
Power-off input current V
CC
= 0 V, V
I
= 2.4 V –10 10 µA
R
T
Termination resistance V
ID
= 100 mV, V
IC
= 0.05 V to 2.4 V 90 110 132 Ω
C
i
Input capacitance 2 pF
(1) All typical values are at V
CC
= 3.3 V, T
A
= 25 ° C.
over recommended operating conditions (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP
(1)
MAX UNIT
|V
OD
| Differential output voltage magnitude R
L
= 100 Ω 250 365 450 mV
∆ |V
OD
| Change in differential output voltage magnitude between logic –35 35 mV
states
V
OC(SS)
Steady-state common-mode output voltage 1.125 1.375 V
∆ V
OC(SS)
Change in steady-state common-mode output voltage between –35 35 mV
logic states
V
OC(PP)
Peak-to-peak common-mode output voltage 30 80 mV
I
IH
High-level input current V
IH
= 2 V 20 µA
I
IL
Low-level input current V
IL
= 0.8 V –10 10 µA
V
IK
Input clamp voltage I
I
= –18 mA –1.5 –0.8 V
V
O+
or V
O–
= 0 V –24 24
I
OS
Short-circuit output current mA
V
OD
= 0 V –12 12
I
O(OFF)
Power-off output current V
CC
= 0 V, V
O
= 2.4 V –10 10 µA
C
i
Input capacitance 3 pF
(1) All typical values are at V
CC
= 3.3 V, T
A
= 25 ° C.
PARAMETER TEST CONDITIONS MIN TYP
(1)
MAX UNIT
f = 10 MHz 17 23
f = 25 MHz 19 27
f = 40 MHz 22 30
I
CC
Supply current (worst case) See Figure 1 and Figure 2 mA
f = 65 MHz 29 34
f = 85 MHz 34 45
f = 100 MHz 38 49
(1) All typical values are at V
CC
= 3.3 V, T
A
= 25 ° C.
6