LVDS SERDES Specifications
Parameter | Symbol | Condition | –1 Speed Grade | –2 Speed Grade | –3 Speed Grade | Unit | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Min | Typ | Max | Min | Typ | Max | Min | Typ | Max | ||||
Clock frequency | fHSCLK_in (input clock frequency) True Differential Signaling I/O Standards | Clock boost factor W = 1 to 40116 | 10 | — | 800 | 10 | — | 800 | 10 | — | 625 | MHz |
fHSCLK_in (input clock frequency) SLVS400 I/O Standards | Clock boost factor W = 1 to 40116 | 10 | — | 445.5 | 10 | — | 445.5 | 10 | — | 445.5 | MHz | |
fHSCLK_in (input clock frequency) Single-Ended I/O Standards | Clock boost factor W = 1 to 40116 | 10 | — | 625 | 10 | — | 625 | 10 | — | 525 | MHz | |
fHSCLK_OUT (output clock frequency) True Differential Signaling I/O Standards | — | — | — | 800 | — | — | 800 | — | — | 625 | MHz | |
Transmitter | True Differential Signaling I/O Standards - fHSDR (data rate)117 | SERDES factor J = 4 and 8118 119 | 600 | — | 1,600 | 600 | — | 1,600 | 600 | — | 1,250 | Mbps |
SERDES factor J = 2, uses DDR registers | 120 | — | 500121 | 120 | — | 500121 | 120 | — | 500121 | Mbps | ||
SERDES factor J = 1, uses DDR registers | 120 | — | 250121 | 120 | — | 250121 | 120 | — | 250121 | Mbps | ||
tx Jitter - True Differential Signaling I/O Standards | Total jitter for data rate, 600 Mbps – 1.6 Gbps | ≤1,600 Mbps: 140 ≤1,250 Mbps: 160 ≤1,000 Mbps: 180 ≤800 Mbps: 210 600 Mbps: 240 |
≤1,600 Mbps: 140 ≤1,250 Mbps: 160 ≤1,000 Mbps: 180 ≤800 Mbps: 210 600 Mbps: 240 |
≤1,250 Mbps: 160 ≤1,000 Mbps: 180 ≤800 Mbps: 210 600 Mbps: 240 |
ps | |||||||
tDUTY 122 | TX output clock duty cycle for True Differential Signaling I/O Standards | 45 | 50 | 55 | 45 | 50 | 55 | 45 | 50 | 55 | % | |
tRISE and tFALL 119 123 | True Differential Signaling I/O Standards | — | — | 160 | — | — | 160 | — | — | 200 | ps | |
TCCS 117 122 | True Differential Signaling I/O Standards | — | — | 202 | — | — | 202 | — | — | 202 | ps | |
Receiver | True Differential Signaling I/O Standards - fHSDRDPA (data rate) | SERDES factor J = 4 and 8118 119 | 600 | — | 1600124 | 600 | — | 1600124 | 600 | — | 1250124 | Mbps |
SLVS400 I/O Standards - fHSDRDPA (data rate) | SERDES factor J = 4 and 8118 119 | 600 | — | 891 | 600 | — | 891 | 600 | — | 891 | Mbps | |
fHSDR (data rate) (without DPA)117 | SERDES factor J = 4 and 8118 119 | 150 | — | 125 | 150 | — | 125 | 150 | — | 125 | Mbps | |
SERDES factor J = 2, uses DDR registers | 120 | — | 500121 | 120 | — | 500121 | 120 | — | 500121 | Mbps | ||
SERDES factor J = 1, uses DDR registers | 120 | — | 250121 | 120 | — | 250121 | 120 | — | 250121 | Mbps | ||
DPA (FIFO mode) | DPA run length | — | — | — | ≤10,000 | — | — | ≤10,000 | — | — | ≤10,000 | UI |
DPA (soft CDR mode) | DPA run length | SGMII/GbE protocol | — | — | 5 | — | — | 5 | — | — | 5 | UI |
All other protocols | — | — | 50 data transition per 208 UI | — | — | 50 data transition per 208 UI | — | — | 50 data transition per 208 UI | — | ||
Soft CDR mode | Soft-CDR ppm tolerance | — | –300 | — | 300 | –300 | — | 300 | –300 | — | 300 | ppm |
Non DPA mode | Sampling window | — | — | — | 330 | — | — | 330 | — | — | 330 | ps |
Parameter | Symbol | Condition | –4 Speed Grade | –5 Speed Grade | –6 Speed Grade | Unit | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Min | Typ | Max | Min | Typ | Max | Min | Typ | Max | ||||
Clock frequency | fHSCLK_in (input clock frequency) True Differential Signaling I/O Standards | Clock boost factor W = 1 to 40126 | 10 | — | 625 | 10 | — | 625 | 10 | — | 500 | MHz |
fHSCLK_in (input clock frequency) SLVS400 I/O Standards | Clock boost factor W = 1 to 40126 | 10 | — | 445.5 | 10 | — | 445.5 | 10 | — | 445.5 | MHz | |
fHSCLK_in (input clock frequency) Single-Ended I/O Standards | Clock boost factor W = 1 to 40126 | 10 | — | 625 | 10 | — | 625 | 10 | — | 525 | MHz | |
fHSCLK_OUT (output clock frequency) True Differential Signaling I/O Standards | — | — | — | 625 | — | — | 625 | — | — | 500 | MHz | |
Transmitter | True Differential Signaling I/O Standards - fHSDR (data rate)127 | SERDES factor J = 4 and 8128 129 | 600 | — | 1,250 | 600 | — | 1,250 | 600 | — | 1,000 | Mbps |
SERDES factor J = 2, uses DDR registers | 130 | — | 500131 | 130 | — | 500131 | 130 | — | 500131 | Mbps | ||
SERDES factor J = 1, uses DDR registers | 130 | — | 250131 | 130 | — | 250131 | 130 | — | 250131 | Mbps | ||
tx Jitter - True Differential Signaling I/O Standards | Total jitter for data rate, 600 Mbps – 1.25 Gbps | ≤1,250 Mbps: 160 ≤1,000 Mbps: 180 ≤800 Mbps: 210 600 Mbps: 240 |
≤1,250 Mbps: 160 ≤1,000 Mbps: 180 ≤800 Mbps: 210 600 Mbps: 240 |
≤1,000 Mbps: 180 ≤800 Mbps: 210 600 Mbps: 240 |
ps | |||||||
tDUTY 132 | TX output clock duty cycle for True Differential Signaling I/O Standards | 45 | 50 | 55 | 45 | 50 | 55 | 45 | 50 | 55 | % | |
tRISE and tFALL 129 133 | True Differential Signaling I/O Standards | — | — | 160 | — | — | 160 | — | — | 200 | ps | |
TCCS 127 132 | True Differential Signaling I/O Standards | — | — | 202 | — | — | 202 | — | — | 202 | ps | |
Receiver134 | True Differential Signaling I/O Standards - fHSDRDPA (data rate) | SERDES factor J = 4 and 8128 129 | 600 | — | 1250135 | 600 | — | 1250135 | 600 | — | 1000135 | Mbps |
SLVS400 I/O Standards - fHSDRDPA (data rate) | SERDES factor J = 4 and 8128 129 | 600 | — | 891 | 600 | — | 891 | 600 | — | 891 | Mbps | |
fHSDR (data rate) (without DPA)127 | SERDES factor J = 4 and 8128 129 | 150 | — | 136 | 150 | — | 136 | 150 | — | 136 | Mbps | |
SERDES factor J = 2, uses DDR registers | 130 | — | 500131 | 130 | — | 500131 | 130 | — | 500131 | Mbps | ||
SERDES factor J = 1, uses DDR registers | 130 | — | 250131 | 130 | — | 250131 | 130 | — | 250131 | Mbps | ||
DPA (FIFO mode) | DPA run length | — | — | — | ≤10,000 | — | — | ≤10,000 | — | — | ≤10,000 | UI |
DPA (soft CDR mode) | DPA run length | SGMII/GbE protocol | — | — | 5 | — | — | 5 | — | — | 5 | UI |
All other protocols | — | — | 50 data transition per 208 UI | — | — | 50 data transition per 208 UI | — | — | 50 data transition per 208 UI | — | ||
Soft CDR mode | Soft-CDR ppm tolerance | — | –300 | — | 300 | –300 | — | 300 | –300 | — | 300 | ppm |
Non DPA mode | Sampling window | — | — | — | 330 | — | — | 330 | — | — | 330 | ps |
- The clock source, such as the PLL and clock pin
- The clock and data routing resource
- The clock source, such as the PLL and clock pin
- The clock and data routing resource