ELECTRICAL CHARACTERISTICS – RECEIVER SECTION
1/ 2
/
Parameter
Differential Input Impedance
Differential Input Voltage Range
Input Common Mode Voltage Range
Common Mode Rejection Ratio
Condition
f = 1MHz
-
-
-
Symbol
Z
IN
V
IDR
V
ICR
CMRR
Min
10K
-
10
40
Typ
-
-
-
-
Max
-
40
-
-
Unit
Ω
Vp-p
Vp-p
dB
STROBE CHARACTERISTICS (LOGIC "0" INHIBITS OUTPUT)
"0" Input Current
"1" Input Current
"0" Input Voltage
"1" Input Voltage
Strobe Delay (Turn-on or Turn-off)
V
S
= 0.4V
V
S
= 2.7V
-
-
-
I
IL
I
IH
V
IL
V
IH
-
-
-
2.0
-
-0.2
1
-
-
40
-0.4
+40
0.7
-
150
mA
µA
V
V
nS
t
SD
THRESHOLD CHARACTERISTICS (SINEWAVE INPUT)
Internal Threshold Voltage Figure 3
Point B - B'
1MHz
V
TH
0.60
0.80
1.10
Vp-p
OUTPUT CHARACTERISTICS, RX DATA AND RX DATA
"1" State
"0" State
Receiver Output Skew
Delay (average), from differential input zero
crossings to RX DATA and RX DATA output
50% points
I
OH
= -0.4 mA
I
OL
= 4 mA
Note 6
Note 7
V
OH
V
OL
t
RXSK
t
DRX
2.5
-
-
-
3.6
0.35
-
300
-
0.5
10
450
V
V
nS
nS
POWER SUPPLY CURRENT
1/ 2/
Duty Cycle
Transmitter Standby
Condition
Point B-B', Z
O
= 70
Ω,
V
O
= 29 V
P
-
P
Bit Pattern = FFFF
HEX
Figure 4
Symbol
I
CC
I
EE
I
L
I
CC
I
EE
I
L
I
CC
I
EE
I
L
I
CC
I
EE
I
L
4
Typ
5
25
18
20
40
18
40
60
18
85
105
18
Max
10
35
30
30
60
30
60
80
30
120
140
30
Unit
mA
25%
50%
100%
SCD4404N Rev D 12/19/07
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