Datasheet

1
FEATURES
17 18 19
JTDI
SYNC/PASS
GND
RD0
RD1
RD2
VDD
RD3
RD4
RD5
RD6
VDD
RD7
RD8
RD9
GND
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
20
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
GND
TD0
TD1
TD2
VDD
TD3
TD4
TD5
TD6
VDD
TD7
TD8
TD9
GND
MODESEL
PRBSEN
21 22 23 24
VDD
RXP
63 62 61 60 5964 58
TXP
TXN
VDDA
VDDA
GNDA
VDDA
JTRSTN
LOS
JTDO
ENABLE
VDD
LOOPEN
VDD
GND
REFCLK
VDD
SYNCEN
GND
56 55 5457
25 26 27 28 29
53 52
TESTEN
VDDA
RXN
51 50 49
30 31 32
RBC1
RBC0
RBCMODE
GNDA
JTMS
TCK
GNDPLL
VDD
VDDPLL
DESCRIPTION
TLK2201B
TLK2201BI
SLLS585C NOVEMBER 2003 REVISED FEBRUARY 2008
www.ti.com
ETHERNET TRANSCEIVERS
Industrial Temperature Range From 40 ° C to
85 ° C (TLK2201BI)
2
1 to 1.6 Gigabits Per Second (Gbps)
Serializer/Deserializer (TLK2201B) IEEE 802.3 Gigabit Ethernet Compliant
1.2 to 1.6 Gigabits Per Second (Gbps) Advanced 0.25 µ m CMOS Technology
Serializer/Deserializer (TLK2201BI)
No External Filter Capacitors Required
Low Power Consumption <200 mW at
Comprehensive Suite of Built-In Testability
1.25 Gbps
IEEE 1149.1 JTAG Support
LVPECL Compatible Differential I/O on High
2.5-V Supply Voltage for Lowest Power
Speed Interface
Operation
Single Monolithic PLL Design
3.3-V Tolerant on LVTTL Inputs
Support For 10 Bit Interface or Reduced
Hot Plug Protection
Interface 5 Bit DDR (Double Data Rate)
64-Pin VQFP With Thermally Enhanced
Clocking
Package ( PowerPAD™)
Receiver Differential Input Thresholds
200 mV Minimum
The TLK2201B and TLK2201BI gigabit ethernet transceivers provide for ultrahigh-speed full-duplex point-to-point
data transmissions. These devices are based on the timing requirements of the 10-bit interface specification by
the IEEE 802.3 Gigabit Ethernet specification. The TLK2201B supports data rates from 1.0 Gbps through 1.6
Gbps and the TLK2201BI supports data rates from 1.2 Gbps through 1.6 Gbps.
1
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
2 PowerPAD is a trademark of Texas Instruments.
PRODUCTION DATA information is current as of publication date.
Copyright © 2003 2008, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.

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