DS0147 datasheet(77/128 Pages) MICROCHIP

77 / 128 page

For DC input levels, see table DC Input and Output Levels.

Note: Generally, Hysteresis = Off is recommended. In extremely high noise systems with degraded reference

clock input, Hysteresis = On may improve results.

6.5.4

Transmitter Performance

The following tables describe performance of the transmitter.

Table 85 • Transceiver Reference Clock Input Termination

Unit

Max

Typ

Min

Symbol

Parameter

RefTerm

Single-ended termi-

nation

RefTerm

Single-ended termi-

nation

150

RefTerm

Single-ended termi-

nation

115

RefDiffTerm

Differential termina-

tion

>50K

Power-up termina-

tion

1. Measured at VCM= 1.2 V and VID= 350 mV.

Note: All pull-ups are disabled at power-up to allow hot plug capability.

The following tables describe the PolarFire SoC Transceiver User Interface Clocks

Note: Until specified, all modes are non-deterministic. For more information, see UG0677: PolarFire FPGA

Transceiver User Guide.

Table 86 • Transceiver TX_CLK Range (Nondeterministic PCS Mode with Global or Regional Fabric Clocks)

Unit

–1 Max

–1 Min

STD Max

STD Min

Mode

MHz

200

8-bit, max data rate

= 1.6 Gbps

MHz

160

10-bit, max data

rate = 1.6 Gbps

MHz

300

16-bit, max data

rate = 4.8 Gbps

MHz

300

20-bit, max data

rate = 6.0 Gbps

MHz

325

32-bit, max data

rate = 10.3125 G-

bps (–STD) / 12.7

Gbps (–1)

MHz

320

260

40-bit, max data

rate = 10.3125 G-

bps (–STD) / 12.7

Gbps (–1)

Microsemi Proprietary and Confidential. DS0147 Revision 1.0

AC Switching Characteristics

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