DS90C241QVS National Semiconductor, DS90C241QVS Datasheet - Page 4

• Manufacturer Part Number: DS90C241QVS
• Manufacturer: National Semiconductor

Specifications of DS90C241QVS

• Number Of Elements: 1
• Number Of Receivers: 24
• Number Of Drivers: 1
• Input Type: CMOS/TTL
• Operating Supply Voltage (typ): 3.3V
• Output Type: Serializer
• Differential Output Voltage: 1.2V
• Operating Temp Range: -40C to 105C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 48
• Package Type: TQFP
• Lead Free Status / Rohs Status: Not Compliant

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t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
TxOUT_E_O
t
t
t
t
t
t
t
t
TCP
TCIH
TCIL
CLKT
JIT
LLHT
LHLT
DIS
DIH
HZD
LZD
ZHD
ZLD
PLD
SD
RCP
RDC
CLH
CHL
ROS
ROH
ROS
ROH
Symbol
Serializer Timing Requirements for TCLK
Over recommended operating supply and temperature ranges unless otherwise specified.
Serializer Switching Characteristics
Over recommended operating supply and temperature ranges unless otherwise specified.
Deserializer Switching Characteristics
Over recommended operating supply and temperature ranges unless otherwise specified.
Symbol
Symbol
Transmit Clock Period
Transmit Clock High Time
Transmit Clock Low Time
TCLK Input Transition Time
TCLK Input Jitter
Receiver out Clock Period
RCLK Duty Cycle
LVCMOS Low-to-High
Transition Time
LVCMOS High-to-Low
Transition Time
ROUT (7:0) Setup Data to
RCLK (Group 1)
ROUT (7:0) Hold Data to RCLK
(Group 1)
ROUT (15:8) Setup Data to
RCLK (Group 2)
ROUT (15:8) Hold Data to
RCLK (Group 2)
LVDS Low-to-High Transition Time
LVDS High-to-Low Transition Time
DIN (23:0) Setup to TCLK
DIN (23:0) Hold from TCLK
DOUT ± HIGH to TRI-STATE Delay
DOUT ± LOW to TRI-STATE Delay
DOUT ± TRI-STATE to HIGH Delay
DOUT ± TRI-STATE to LOW Delay
Serializer PLL Lock Time
Serializer Delay
TxOUT_Eye_Opening
(respect to ideal)
Parameter
Parameter
Parameter
t
(Note
C
(lumped load)
(Figure
(Note
(Figure
(Figure
RCP
L
= 8 pF
Conditions
= t
9)
9)
TCP
11)
15)
15)
(Figure
(Figure
(Note
R
C
VODSEL = L
R
C
(Note
R
C
(Figure
R
R
VODSEL = L, TRFB = H
R
VODSEL = L, TRFB = L
5–35 MHz
(Figure
(Note
L
L
L
L
L
L
L
L
L
= 100Ω,
= 10 pF to GND
= 100Ω,
= 10 pF to GND
= 100Ω,
= 10 pF to GND
= 100Ω,
= 100Ω,
= 100Ω,
4
10)
5)
4)
9)
9,
6)
9)
Conditions
Note
RCLK
RCLK
ROUT [23:0],
LOCK, RCLK
ROUT [7:0]
ROUT [15:8],
LOCK
(Note
(
(
(
(
Figure
Figure
Figure
Pin/Freq.
Figure
10,
Conditions
5)
Note
3)
8)
8)
7)
14)
(0.40)*
(0.40)*
(0.40)*
(0.40)*
28.6
t
t
t
t
0.75
Min
Min
RCP
RCP
RCP
RCP
45
5
5
(29/56)*t
(27/56)*t
3.5T + 2.85
3.5T + 2.85
0.5*t
0.5*t
Typ
2.5
2.5
Typ
50
RCP
RCP
0.4T 0.5T 0.6T
0.4T 0.5T 0.6T
28.6
Min
RCP
RCP
Typ
T
3
Max
3.5T
+ 10
3.5T
+ 10
200
200
0.6
0.6
Max
15
15
10
200
3.5
3.5
55
Max Units
200
33
6
(Note
Units
ms
(RMS)
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
UI
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ps
%
11)