MSC8157SVT1000A Freescale Semiconductor, MSC8157SVT1000A Datasheet - Page 85
MSC8157SVT1000A
Manufacturer Part Number
MSC8157SVT1000A
Description
Digital Signal Processors & Controllers - DSP, DSC Qual'ed 8157 NE FG 1GHz 0 to 105c
Manufacturer
Freescale Semiconductor
Datasheet
1.MSC8157TVT1000A.pdf
(95 pages)
Specifications of MSC8157SVT1000A
Rohs
yes
Core
SC3850
Data Bus Width
32 bit
Program Memory Size
32 KB
Data Ram Size
512 KB
Number Of Programmable I/os
32
Number Of Timers
2
Operating Supply Voltage
0.97 V to 1.05 V
Maximum Operating Temperature
+ 105 C
Package / Case
FCPBGA-783
Mounting Style
SMD/SMT
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3.6.2.6
Transmitter and receiver AC characteristics are measured at the transmitter outputs (SD_[A–J]_TX and SD_[A–J]_TX) or at
the receiver inputs (SD_[A–J]_RX and SD_[A–J]_RX) as depicted in
Table 47
At recommended operating conditions (see
Table 48
At recommended operating conditions (see
Freescale Semiconductor
Unit interval
Deterministic jitter
Total jitter
AC coupling capacitor
Note:
Unit interval
Deterministic jitter tolerance
Combined deterministic and
random jitter tolerance
Total jitter tolerance
Bit error ratio
Note:
provides the SGMII transmit AC timing specifications. The AC timing specifications do not include REF_CLK jitter.
provides the SGMII receiver AC timing specifications. The AC timing specifications do not include REF_CLK jitter.
The AC specifications do not include REF_CLK jitter.
The AC specifications do not include REF_CLK jitter. The sinusoidal jitter in the total jitter tolerance may have any amplitude and
frequency in the unshaded region shown in
Parameter
Parameter
SGMII AC Timing Specifications
D+ Package
D– Package
MSC8157 Six-Core Digital Signal Processor Data Sheet, Rev. 1
+ Package
Table 47. SGMII Transmit AC Timing Specifications
Table 48. SGMII Receive AC Timing Specifications
Silicon
Pin
Figure 18. SGMII AC Test/Measurement Load
Symbol
Symbol
TX
Pin
BER
CTX
JDR
Table
Table
JD
JD
UI
JT
UI
JT
4).
4).
800 – 100ppm
800 – 100ppm
Figure 19
Min
Min
C = C
C = C
75
—
—
—
—
—
—
or
TX
R = 50 Ω
TX
Figure
Nom
Nom
20.
800
800
—
—
—
—
—
—
—
Figure
800 + 100ppm
800 + 100ppm
18, respectively.
10
Max
0.17
0.35
Max
0.37
0.55
0.65
200
–12
R = 50 Ω
UI p-p
UI p-p Measured at receiver.
UI p-p Measured at receiver
UI p-p
UI p-p Measured at receiver
Unit
Unit
pS
nF
pS
—
Electrical Characteristics
All transmitters must be
AC-coupled
Condition
Condition
± 100ppm
± 100ppm
—
—
—
85