Electrical Specifications
5.13 External Flag (XF) and TOUT Timings
Table 5–20 assumes testing over recommended operating conditions and H = 0.5t
c(CO)
(see Figure 5–19 and
Figure 5–20).
Table 5–20. External Flag (XF) and TOUT Switching Characteristics
PARAMETER
Delay time, CLKOUT low to XF high
td(XF)
td(TOUTH)
td(TOUTL)
tw(TOUT)
Delay time, CLKOUT low to XF low
Delay time, CLKOUT low to TOUT high
Delay time, CLKOUT low to TOUT low
Pulse duration, TOUT
MIN
–1
–1
–1
–1
2H – 4
MAX
4
4
4
4
ns
ns
ns
ns
UNIT
CLKOUT
td(XF)
XF
Figure 5–19. External Flag (XF) Timing
CLKOUT
td(TOUTH)
TOUT
tw(TOUT)
td(TOUTL)
Figure 5–20. TOUT Timing
November 2001 – Revised July 2003
SPRS007B
79
TI [ TEXAS INSTRUMENTS ]
