MSC8157ETVT1000A Freescale Semiconductor, MSC8157ETVT1000A Datasheet - Page 85

• Manufacturer Part Number: MSC8157ETVT1000A
• Description: Digital Signal Processors & Controllers - DSP, DSC Qual 8157 EN FG 1GHz -45 to 105c
• Manufacturer: Freescale Semiconductor

Specifications of MSC8157ETVT1000A

• 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

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
—
—
—
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