MAX9250ECM+T Maxim Integrated Products, MAX9250ECM+T Datasheet - Page 4

• Manufacturer Part Number: MAX9250ECM+T
• Description: IC DESERIALIZER LVDS 48-LQFP
• Manufacturer: Maxim Integrated Products

Specifications of MAX9250ECM+T

• Function: Deserializer
• Data Rate: 840Mbps
• Input Type: LVDS
• Output Type: LVCMOS
• Number Of Inputs: 1
• Number Of Outputs: 27
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AC ELECTRICAL CHARACTERISTICS
(V
V
V
27-Bit, 2.5MHz to 42MHz
DC-Balanced LVDS Deserializers
4
REFCLK TIMING REQUIREMENTS
Period
Frequency
Frequency Variation
Duty Cycle
Transition Time
SWITCHING CHARACTERISTICS
Output Rise Time
Output Fall Time
PCLK_OUT High Time
PCLK_OUT Low Time
Data Valid Before PCLK_OUT
Data Valid After PCLK_OUT
PLL Lock to REFCLK
Spread-Spectrum Output
Frequency (MAX9248)
CM
CM
CC_
_______________________________________________________________________________________
= ⏐V
= 1.2V, T
= +3.0V to +3.6V, C
ID
PARAMETER
/ 2⏐ to V
A
= +25°C.) (Notes 3, 5)
CC
- ⏐V
L
ID
= 8pF, PWRDWN = high, differential input voltage ⏐V
/ 2⏐, T
A
f
SYMBOL
PCLK_OUT
t
= -40°C to +105°C, unless otherwise noted. Typical values are at V
PLLREF
Δf
t
t
t
f
TRAN
t
t
HIGH
LOW
DC
DVB
DVA
CLK
t
CLK
t
t
T
R
R
MAX9248/MAX9250ECM
MAX9248/MAX9250GCM
MAX9248/MAX9250ECM
MAX9248/MAX9250GCM
REFCLK to serializer PCLK_IN
20% to 80%
Figure 3
Figure 3
Figure 4
Figure 4
Figure 5
Figure 5
MAX9248, Figure 8
MAX9250, Figure 7
SS = high,
Figure 11
SS = low,
Figure 11
RNG1 = high
RNG1 = low
RNG1 = high
RNG1 = low
CONDITIONS
Maximum output
frequency
Minimum output
frequency
Maximum output
frequency
Minimum output
frequency
MAX9248/
MAX9250ECM
MAX9248/
MAX9250GCM
MAX9248/
MAX9250ECM
MAX9248/
MAX9250GCM
MAX9248/
MAX9250ECM
MAX9248/
MAX9250ECM
MAX9248/
MAX9250GCM
ID
⏐ = 0.1V to 1.2V, input common-mode voltage
0.35 x t
0.35 x t
f
f
f
f
+ 3.6%
+ 1.8%
REFCLK
REFCLK
REFCLK
REFCLK
- 4.4%
- 2.2%
0.4 x
0.4 x
23.8
28.6
MIN
-2.0
2.5
2.5
40
2.2
2.2
2.8
2.8
1.9
2.3
2.3
t
t
T
T
T
T
f
f
f
f
+ 4.0%
+ 2.0%
REFCLK
REFCLK
REFCLK
REFCLK
- 4.0%
- 2.0%
0.4 x t
0.4 x t
0.45 x
0.45 x
CC_
TYP
50
t
t
T
T
= +3.3V, ⏐V
T
T
33,600 x t
16,928 x t
f
f
f
f
+ 4.4%
+ 2.2%
REFCLK
REFCLK
REFCLK
REFCLK
- 3.6%
- 1.8%
400.0
400.0
MAX
0.6 x
0.6 x
+2.0
42.0
35.0
4.6
4.9
5.2
6.1
4.0
4.3
5.2
60
t
t
6
T
T
T
T
ID
⏐ = 0.2V,
UNITS
MHz
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
%
%