XRT94L31IB Exar Corporation, XRT94L31IB Datasheet - Page 109

• Manufacturer Part Number: XRT94L31IB
• Description: IC MAPPER DS3/E3/STS-1 504TBGA
• Manufacturer: Exar Corporation

Specifications of XRT94L31IB

• Applications: Network Switches
• Interface: Bus
• Voltage - Supply: 3.14 V ~ 3.47 V
• Package / Case: 504-LBGA
• Mounting Type: Surface Mount
• Product: Mapper
• Lead Free Status / RoHS Status: Contains lead / RoHS Compliant

REV. 1.0.1
N
The Receive STS-3/STM-1 PECL Interface block samples the incoming STS-3/STM-1 signal (which is present
on the RxL_Data_p/RxL_Data_n input pins) upon the rising edge of the RxL_CLKL_p/RxL_CLKL_n input clock
signal.
F
STM-1 T
1.3.2
1.3.2.1
OTE
IGURE
S
YMBOL
: The value for t2 and t3 can be found in
t2
t3
14. A
ELECOM
STS-3/STM-1 PECL INTERFACE TIMING INFORMATION
RxD_CLK
RxD_C1J1
RxD_D[7:0]
T
ABLE
RxD_PL
RxD_D[7:0], RxD_PL, RxD_C1J1, RxD_ALARM and RxD_DP
to falling edge of RxD_CLK set-up time requirements
Falling edge of RxD_CLK to RxD_D[7:0], RxD_PL, RxD_C1J1,
RxD_ALARM and RxD_DP hold time requirements
N
The Receive STS-3/STM-1 PECL Interface Timing
I
LLUSTRATION OF THE
B
9: T
US
I
NTERFACE
IMING
t2
I
A2
NFORMATION FOR THE
t3
D
W
ESCRIPTION
C1
AVEFORMS OF THE
Table 9
C1
3-CHANNEL DS3/E3/STS-1 TO STS-3/STM-1 MAPPER IC
.
R
ECEIVE
109
S
IGNALS THAT ARE
STS-3/STM-1 T
J1
Data
M
4 ns
0 ns
ELECOM
I
IN
NPUT VIA THE
.
B
Data
US
I
T
NTERFACE
YP
R
.
ECEIVE
XRT94L31
STS-3/
M
AX
.