Datasheet

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MAX9257A/MAX9258A
Fully Programmable Serializer/Deserializer
with UART/I
2
C Control Channel
MAX9258A DC ELECTRICAL CHARACTERISTICS (continued)
(V
CC_
= +3.0V to +3.6V, V
CCIO
= +1.71V to +3.6V, R
L
= 50I Q1%, differential input voltage |V
ID
| = 0.05V to 1.2V, input common-
mode voltage V
CM
= |V
ID
/2| to V
CC
- |V
ID
/2|, T
A
= -40NC to +105NC, unless otherwise noted. Typical values are at V
CC_
= +3.3V, |V
ID
|
= 0.2V, V
CM
= 1.2V, T
A
= +25NC) (Notes 2, 3)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
SINGLE-ENDED OUTPUTS
High-Level Output Voltage V
OH
I
OH
= -100FA
V
CCOUT
- 0.1
V
I
OH
= -2mA
V
CCOUT
-0.35
Low-Level Output Voltage V
OL
I
OL
= 100FA
0.1
V
I
OL
= 2mA 0.3
High-Impedance Output Current I
OZ
PD = low, V
O
= 0 to V
CCOUT
-1 +1
FA
Output Short-Circuit Current I
OS
V
O
= 0V
(Note 4)
V
CCOUT
= +1.71V to +3V -4 -44
mA
V
CCOUT
= +3V to +3.6V -16 -65
PCLK_OUT,
V
O
= 0V
V
CCOUT
= +1.71V to +3.6V -5 -55.1
V
CCOUT
= +3V to +3.6V -22 -80
OPEN-DRAIN OUTPUTS
Output Low Voltage V
OL
V
CCOUT
= +3V, I
OL
= 6.4mA 0.55
V
V
CCOUT
= +1.71V, I
OL
= 1.95mA 0.3
Leakage Current I
LEAK
V
O
= 0V or V
CCOUT
1
FA
LVDS INPUTS (SDI+, SDI-)
Differential Input High Threshold V
TH
50 mV
Differential Input Low Threshold V
TL
-50 mV
Input Current I
IN+,
I
IN-
-60 +60
FA
Power-Off Input Current I
INO+,
I
INO-
V
CC_
= 0 or open -70 +70
FA
Activity-Detector Input Offset V
OFFSET
ACTOFFSET = 00 23
mV
ACTOFFSET = 01 11
ACTOFFSET = 10 59
ACTOFFSET = 11 75
CONTROL CHANNEL TRANSCEIVER
Differential Output Voltage V
OD
250 460 mV
Input Hysteresis
(Figure 2)
V
HYST+
Differential low-to-high threshold 25 90 165
mV
V
HYST-
Differential high-to-low threshold -25 -90 -165