lm4312 National Semiconductor Corporation, lm4312 Datasheet - Page 4

• Manufacturer Part Number: lm4312
• Description: Mobile Pixel Link Two Mpl-2 , Rgb Display Differential Interface Serializer With Optional Dithering And Look Up Table
• Manufacturer: National Semiconductor Corporation

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SUPPLY CURRENT
I
I
PD
PARALLEL BUS TIMING
t
t
MPL-2 SERIAL BUS TIMING
t
t
t
POWER UP TIMING
t
t
MPL-2 POWER OFF TIMING
t
t
SPI INTERFACE
t
t
DD
DDZ
SET
HOLD
DVBC
DVAC
T
PLL
PZXclk
PAZ
PXZclk
ACC
OHR
Symbol
Symbol
Switching Characteristics
Over recommended operating supply and temperature ranges unless otherwise specified. (Note 2)
Total Supply Current -
RGB24 Mode.
(Note 4)
Total Supply Current -
RGB18 Mode.
Supply Current—Disable
Power Down Modes
Power Dissipation
Set Up Time
Hold Time
Serial Data Valid before Clock
Edge
Serial Data Valid after Clock
Edge
Transition Time
PLL Lock Time
Enable Time - Clock Start
Disable Time to Power Down (Note 8)
Disable Time - Clock Stop
SPI Data Active (SPI_DO)
SPI Data Tri-State (SPI_DO) Figure 15(Note 12)
Parameter
Parameter
DC = 240 MHz, Checker
Board, LUT Enable, Dither
Disable.
(Note 5)
DC = 160 MHz, Checker
Board, LUT Enable, Dither
Disable
DC = 180 MHz, Checker
Board, LUT Enable, Dither
Disable.
DC = 120 MHz, Checker
Board, LUT Enable, Dither
Disable.
PD* = L
Stop Clock: PD* = H and
PCLK = L or H
V
SER Inputs: RGB, VS, HS, DE to PCLK
Figure 1
SER Inputs: PCLK to RGB, VS, HS, DE
Figure 1
SER Data Pulse Width Figure 2,
(Notes 11, 12)
(Note 9)
PCLK to DC
Figures 4, 8
PCLK to DC
Figure 3 (Note 10)
Figure 15
OD
= 200 mV, V
OUT
OUT
Conditions
Conditions
DD
= 1.8 V
4
V
V
V
V
V
V
V
V
Ta = 25°C
OD
OD
OD
OD
OD
OD
OD
OD
= 150
= 200
= 150
= 200
= 150
= 200
= 150
= 200
Min
0.3
0.3
5
5
0
0
Min
(Note 6)
1024
Typ
300
Typ
2
20
22
15
17
17
19
13
15
27
1
1
Max
0.7
0.7
15
50
50
Max
33
10
10
cycles
cycles
PCLK
PCLK
Units
Units
mW
ms
mA
mA
mA
mA
ns
ns
UI
UI
ps
ns
ns
µA
µA