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DS32ELX0421 Datasheet(PDF) 4 Page - Texas Instruments

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Part # DS32ELX0421
Description  5-bit DDR LVDS Parallel Data Interface
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

DS32ELX0421 Datasheet(HTML) 4 Page - Texas Instruments

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DS32EL0421, DS32ELX0421
SNLS282F – MAY 2008 – REVISED APRIL 2013
www.ti.com
PIN DESCRIPTIONS (continued)
Pin Name
Pin Number
I/O, Type
Description
LVDS Parallel Data Bus
TxCLKIN+
37
I, LVDS
Serializer input clock. TxCLKIN+/- are the inverting and non-inverting LVDS transmit clock input
TxCLKIN-
38
pins.
TxIN[4:0]+/-
39, 40,
I, LVDS
Serializer input data. TxIN[4:0]+/- are the inverting and non-inverting LVDS serializer input data
41, 42,
pins.
43, 44,
45, 46,
47, 48
LVCMOS Control Pins
DC_B
5
I,
DC-balance and Remote Sense pins. See Device Configuration section DEVICE
RS
6
LVCMOS
CONFIGURATION for device behavior.
DE_EMPH0
9
I,
DE_EMPH0, DE_EMPH1 select the output de-emphasis level. These pins are internally pull-
DE_EMPH1
10
LVCMOS
down.
00: Off
01: Low
10: Medium
11: Maximum
TXOUT1_EN
12
I,
DS32ELX0421 ONLY. When held high, redundant output TxOUT1+/- is enabled. This pin must
LVCMOS
be tied high when using TxOUT1+/-.
RESET
30
I,
When held low, reset the device.
LVCMOS
0 = Device Reset
1 = Normal operation
LOCK
31
O,
Lock indication output. The input data on TxIN[0:4]+/- pins is ignored when LOCK pin is high.
LVCMOS
SMBus Interface
SCK
33
I/O,
SMBus compatible clock.
SMBus
SDA
32
I/O,
SMBus compatible data line.
SMBus
SMB_CS
34
I, SMBus
SMBus chip select. When held high, SMBus management control is enabled.
Other
GPIO0
3
I/O,
Software configurable I/O pin.
LVCMOS
GPIO1
4
I/O,
Software configurable I/O pin.
LVCMOS
GPIO2
11
I/O,
Software configurable I/O pin.
LVCMOS
NC
2, 8, 12, 13,
Misc.
No Connect, for DS32EL0421
19, 20, 21,
22, 23, 24,
29
2, 8, 13, 21,
Misc.
No Connect, for DS32ELX0421
22, 23, 24,
29
These devices have limited built-in ESD protection. The leads should be shorted together or the device placed in conductive foam
during storage or handling to prevent electrostatic damage to the MOS gates.
4
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Product Folder Links: DS32EL0421 DS32ELX0421


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