DS90C365MTD Datasheet

+3.3V Programmable LVDS Transmitter 24-Bit Flat Panel Display (FPD) Link-85 MHz,

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DS90C365MTD
+3.3V Programmable LVDS Transmitter 24-Bit Flat Panel Display (FPD) Link-85 MHz,
Ds90c385/ds90c365 +3.3v Programmable Lvds Transmitter 24-bit Flat Panel Display (fpd) Link-85 Mhz,
+3.3V Programmable LVDS Transmitter 18-Bit Flat Panel Display (FPD)Link-85 MHz
January 1999
Ds90c385/ds90c365 +3.3v Programmable Lvds Transmitter 24-bit Flat Panel Display (fpd) Link-85 Mhz,
+3.3V Programmable LVDS Transmitter 18-Bit Flat Panel Display (FPD) Link-85 MHz
General
Description
The Ds90c385 Transmitter Converts 28 Bits Of Cmos/ttl Data Into Four Lvds (low Voltage Differential
Signaling) Data Streams. A Phase-locked Transmit Clock Is Transmitted In Parallel With The Data
Streams Over A Fifth Lvds Link. Every Cycle Of The Transmit Clock 28 Bits Of Input Data Are Sampled
And Transmitted. At A Transmit Clock Frequency Of 85 Mhz, 24 Bits Of Rgb Data And 3 Bits Of Lcd
Timing And Control Data (fpline, Fpframe, Drdy) Are Transmitted At A Rate Of 595 Mbps Per Lvds Data
Channel. Using A 85 Mhz Clock, The Data Throughput Is 297.5 Mbytes/sec. Also Available Is The
Ds90c365 That Converts 21 Bits Of Cmos/ttl Data Into Three Lvds (low Voltage Differential Signaling)
Data Streams. Both Transmitters Can Be Programmed For Rising Edge Strobe Or Falling Edge Strobe
Through A Dedicated Pin. A Rising Edge Or Falling Edge Strobe Transmitter Will Interoperate With A
Falling Edge Strobe Receiver (ds90cf386/ Ds90cf366) Without Any Translation Logic.
This Chipset Is An Ideal Means To Solve Emi And Cable Size Problems Associated With Wide, High Speed
TTL interfaces.
FEATURES
n 20 to 85 MHz shift clock support n Best-in-Class Set & Hold Times on TxINPUTs
n Tx power consumption
Grayscale
n Tx Power-down mode
n Supports VGA, SVGA, XGA and Single/Dual Pixel SXGA.
N Narrow Bus Reduces Cable Size And Cost N Up To 2.38 Gbps Throughput N Up To 297.5 Megabytes/sec
Bandwidth N 345 Mv (typ) Swing Lvds Devices For Low Emi N Pll Requires No External Components N
Compatible With Tia/eia-644 Lvds Standard N Low Profile 56-lead Or 48-lead Tssop Package
Block Diagrams
DS90C385
DS90C365
DS100868-1
Order Number DS90C385MTD See NS Package Number MTD56
DS100868-29
Order Number DS90C365MTD See NS Package Number MTD48
TRI-STATE is a registered trademark of National Semiconductor Corporation.
1999 National Semiconductor Corporation DS100868
Absolute
MAXIMUM RATINGS (Note 1)
If Military/aerospace Specified Devices Are Required, Please Contact The National Semiconductor
Sales Office/ Distributors for availability and specifications.
Supply Voltage (VCC) CMOS/TTL Input Voltage
LVDS Driver Output Voltage
LVDS Output Short Circuit Duration
0.3V to +4V 0.5V to (VCC + 0.3V) 0.3V to (VCC + 0.3V)
Continuous