
SPRS106G OCTOBER 1999 REVISED JULY 2006
57
POST OFFICE BOX 1443
HOUSTON, TEXAS 772511443
MULTICHANNEL BUFFERED SERIAL PORT TIMING (CONTINUED)
timing requirements for FSR when GSYNC = 1 (see Figure 34)
NO.
200
UNIT
MIN
MAX
1
tsu(FRH-CKSH)
th(CKSH-FRH)
Setup time, FSR high before CLKS high
4
ns
2
Hold time, FSR high after CLKS high
4
ns
2
1
CLKS
FSR external
CLKR/X (no need to resync)
CLKR/X (needs resync)
Figure 34. FSR Timing When GSYNC = 1