MAX9244 Maxim, MAX9244 Datasheet - Page 4

• Manufacturer Part Number: MAX9244
• Description: The MAX9242/MAX9244/MAX9246/MAX9254 deserialize three LVDS serial-data inputs into 21 single-ended LVCMOS/LVTTL outputs
• Manufacturer: Maxim

21-Bit Deserializers with Programmable
Spread Spectrum and DC Balance
DC ELECTRICAL CHARACTERISTICS (continued)
(V
low, differential input voltage |V
noted. Typical values are at V
AC ELECTRICAL CHARACTERISTICS
(V
DCB = high or low, differential input voltage |V
otherwise noted. Typical values are at V
4
High-Impedance Output Current
Output Short-Circuit Current
(Note 5)
Output Short-Circuit Current
(MAX9254) (Note 5)
LVDS INPUTS (RxIN__, RxCLKIN_)
Differential Input High Threshold
Differential Input Low Threshold
Input Current
Power-Off Input Current
Input Resistor 1
Input Resistor 2
Output Rise Time
Output Fall Time
Output Rise Time (MAX9254)
Output Fall Time (MAX9254)
RxIN__ Skew Margin (Note 9)
CC
CC
_______________________________________________________________________________________
= LVDSV
= LVDSV
PARAMETER
PARAMETER
CC
CC
= PLLV
= PLLV
CC
CC
= +3.0V to +3.6V, V
CC
= +3.0V to +3.6V, V
ID
= V
| = 0.05V to 1.2V, input common-mode voltage V
SYMBOL
I
INO+
SYMBOL
CCO
I
RSKM
CLHT
CHLT
CLHT
CHLT
IN+
CC
R
R
V
V
I
I
I
OZ
OS
OS
IN1
IN2
TH
TL
, I
, I
= V
= LVDSV
IN-
INO-
CCO
ID
0.1 x V
Fi g ur e 3
0.9 x V
Fi g ur e 3
0.1 x V
Fi g ur e 3
0.9 x V
Fi g ur e 3
DC-balanced mode,
Figure 4
Non-DC-balanced mode,
Figure 4
| = 0.1V to 1.2V, input common-mode voltage V
PWRDWN = low, V
V
V
V
V
V
V
V
V
(Note 6)
(Note 6)
PWRDWN = high or low
V
PWRDWN = high or low,
V
Figure 1
PWRDWN = high or low,
V
Figure 1
= LVDSV
CCO
CCO
OUT
CCO
OUT
CCO
OUT
CCO
OUT
CC
CC
CC
CC
CCO
= V
= V
= V
C C O
C C O
C C O
C C O
= PLLV
= +3.0V to +5.5V, PWRDWN = high; SSG = high, open, or low; DCB = high or
= 0V
= 0V
= 0V
= 0V
= 3.0V to 3.6V,
= 4.5V to 5.5V,
= 3.0V to 3.6V,
= 4.5V to 5.5V,
= +3.0V to +3.6V, C
CCO
CCO
CCO
CC
to 0.9 x V
to 0.1 x V
to 0.9 x V
to 0.1 x V
= PLLV
CC
CONDITIONS
= 0V or open
= 0V or open,
= 0V or open,
= +3.3V, |V
CONDITIONS
OUT
C C O
C C O
C C O
C C O
CC
= +3.3V, |V
= -0.3V to (V
,
,
,
,
RxOUT_
RxCLKOUT
RxOUT_
RxCLKOUT
RxOUT_
RxCLKOUT
16MHz
34MHz
20MHz
40MHz
ID
L
| = 0.2V, V
RxCLKOUT (Note 4)
RxOUT_
RxCLKOUT (Note 4)
RxOUT_
RxOUT_
RxCLKOUT (Note 4)
RxOUT_
RxCLKOUT (Note 4)
-40°C to +85°C
-40°C to +105°C
-40°C to +85°C
-40°C to +105°C
= 8pF, PWRDWN = high; SSG = high, open, or low;
ID
| = 0.2V, V
CM
CCO
= |V
CM
+ 0.3V)
ID
= +1.25V, T
CM
2560
2500
1.10
MIN
/ 2| to 2.4V - |V
900
960
2.9
2.0
2.1
1.4
1.1
CM
= +1.25V, T
= |V
MIN
246
246
-30
-10
-28
-13
-16
-34
-50
-25
-40
ID
42
42
-5
A
3142
1386
3164
1371
= +25°C.) (Notes 1, 2)
/ 2| to 2.4V - |V
TYP
1.94
4.7
3.3
3.0
2.2
1.8
A
ID
= +25°C.) (Notes 6, 7, 8)
TYP
/ 2|, unless otherwise
MAX
2.70
6.5
4.1
4.2
3.3
2.8
MAX
+30
+25
+40
410
440
-40
-20
-75
-37
-51
-93
50
78
85
ID
/ 2|, unless
UNITS
UNITS
mA
mA
mV
mV
kΩ
kΩ
µA
µA
µA
ps
ns
ns
ns
ns