“CROSSBOW” 32 X 32 800 MBIT/S CROSSPOINT SWITCH
Table 1. Synchronous Mode Timing
Symbol
Description
S2024B-8
Min
t
SUDI
t
HDI
t
OVRL
t
SUXDI
t
HXDI
t
SCKDO
MC
MPWH
MC
MPWL
F
MAX
Setup time of DIN0–31 before falling edge of MDCLK/N
Hold time of DIN0–31 after falling edge of MDCLK/N
Overlap when MDCLK/N and SDCLK/N are high
Setup time of XDIN0–31 before falling edge of
SDCLK/N
Hold time of DIN0–31 after falling edge of SDCLK/N
Propagation delay from rising edge of SDCLK/N to
DOUT0–31
Pulse width high of MDCLK/N or SDCLK/N
Pulse width low of MDCLK/N or SDCLK/N
Data Rate
630
500
400
1160
1400
3400
790
660
300
1160
1220
1860
1040
680
2770
Max
S2024B-6
Min
980
770
1760
Max
S2024
Units
ps
ps
ps
ps
ps
ps
ps
ps
Mbit/s
Table 2. Transparent Mode Timing
Symbol
Description
S2024B-8
Min
t
DIDO
t
XIDO
t
CFDO
DI
MPW
XI
MPW
F
MAX
Propagation delay from DIN0–31 to DOUT0–31
Propagation delay from XIN0–31 to DOUT0–31
Propagation delay from rising edge of CNFGSTB to
DOUT0–31 valid
Pulse width high of DIN0–31
Pulse width high of XDIN0–31
Data Rate
860
910
800
Max
4180
3040
3760
1030
1090
600
S2024B-6
Min
Max
5125
3400
4150
Units
ps
ps
ps
ps
ps
Mbit/s
June 15, 1999 / Revision B
3
AMCC [ APPLIED MICRO CIRCUITS CORPORATION ]
