DS110RT410 Datasheet, PDF (8/40 Pages) Texas Instruments – DS110RT410 Low Power Multi-Rate Quad Channel Retimer

DS110RT410
SNLS460 – MAY 2013
www.ti.com
Electrical Characteristics (continued)
Over recommended operating supply and temperature ranges with default register settings unless otherwise specified. ⁽¹⁾
Symbol
Parameter
Conditions
Min
Typ
Max
Units
T_SKEW
Intra Pair Skew
Difference in 50% crossing between
TXPn and TXNn for any output
3
ps
CLOCK AND DATA RECOVERY
BW_PLL
J_TOL
J_TRANS
PLL Bandwidth
-3 dB
Input sinusoidal jitter tolerance
10 kHz to 250 MHz sinusoidal jitter
frequency
Jitter Transfer
Sinusoidal jitter at 10 MHz jitter
frequency
Measured at 10.3125 Gbps
Measured at BER = 10^-15
Measured at BER = 10^-15
5
MHz
0.6
UI
-6
dB
T_LOCK
CDR Lock Time,
Fixed (manual setting) of CTLE,
Ref_mode 3,
HEO/VEO lock monitor disabled
Fixed Data Rate (eg. 10.3125 Gbps) (register 0x3e, bit 7 set to 0)
2
ms
Fixed (manual setting) of CTLE,
HEO/VEO lock monitor enabled
12
ms
(register 0x3e, bit 7 set to 1 - default)
Medium (20 inch) channel loss with
CTLE adaption, HEO/VEO lock
monitor must be enabled ⁽¹⁴⁾
74
ms
TEMP_LOCK CDR Lock,
Ref_mode 3, 10.3125 Gbps
Lock Temperature Range
tested at -5°C to +85°C
90
°C
(14) The CDR lock time is when the input has a valid signal to when the output sends retimed data. The CDR lock time is after the CTLE
adaption is completed.
8
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