Table 3-22 Enhanced Serial Audio Interface Timing (continued)
No.
Characteristics1, 2, 3
Symbol
Expression
Min Max Condition4 Unit
444 Flags input setup before RXC falling
—
edge
—
0.0
—
x ck
ns
19.0 —
i ck s
445 Flags input hold time after RXC falling
—
edge
—
6.0
—
x ck
ns
0.0
—
i ck s
446 TXC rising edge to FST out (bl) high
—
—
— 29.0
x ck
ns
— 15.0
i ck
447 TXC rising edge to FST out (bl) low
—
448 TXC rising edge to FST out (wr) high6
—
449 TXC rising edge to FST out (wr) low6
—
—
— 31.0
x ck
ns
— 17.0
i ck
—
— 31.0
x ck
ns
— 17.0
i ck
—
— 33.0
x ck
ns
— 19.0
i ck
450 TXC rising edge to FST out (wl) high
—
—
— 30.0
x ck
ns
— 16.0
i ck
451 TXC rising edge to FST out (wl) low
—
—
— 31.0
x ck
ns
— 17.0
i ck
452 TXC rising edge to data out enable from
—
high impedance
—
— 31.0
x ck
ns
— 17.0
i ck
453 TXC rising edge to transmitter #0 drive
—
enable assertion
—
— 34.0
x ck
ns
— 20.0
i ck
454 TXC rising edge to data out valid
—
23 + 0.5 × TC
— 27.2
x ck
ns
21.0
— 21.0
i ck
455 TXC rising edge to data out high
—
impedance7
—
— 31.0
x ck
ns
— 16.0
i ck
456 TXC rising edge to transmitter #0 drive
—
enable deassertion7
—
— 34.0
x ck
ns
— 20.0
i ck
457 FST input (bl, wr) setup time before TXC
—
falling edge6
—
2.0
—
x ck
ns
21.0 —
i ck
458 FST input (wl) to data out enable from
—
high impedance
—
— 27.0
—
ns
459 FST input (wl) to transmitter #0 drive
—
enable assertion
—
— 31.0
—
ns
Freescale Semiconductor
DSP56366 Technical Data, Rev. 3.1
3-55