TMS320DM640AZNZ4 Datasheet, PDF (125/179 Pages) Texas Instruments – Video/Imaging Fixed-Point Digital Signal Processors

Multichannel Audio Serial Port (McASP0) Peripheral
Table 4−34. Switching Characteristics Over Recommended Operating Conditions for McASP
(see Figure 4−35 and Figure 4−36)
NO.
9
t_c(AHCKRX)
10 t_w(AHCKRX)
11 t_c(CKRX)
12 t_w(CKRX)
13 t_d(CKRX-FRX)
14 t_d(CKX-AXRV)
15 t_{dis(CKRX−AXRHZ)}
PARAMETER
Cycle time, AHCLKR/X
Pulse duration, AHCLKR/X high or low
Cycle time, ACLKR/X
Pulse duration, ACLKR/X high or low
Delay time, ACLKR/X transmit edge to AFSX/R output valid
Delay time, ACLKX transmit edge to AXR output valid
Disable time, AXR high impedance following last data bit from
ACLKR/X transmit edge
ACLKR/X int
ACLKR/X int
ACLKR/X int
ACLKR/X ext
ACLKX int
ACLKX ext
ACLKR/X int
ACLKR/X ext
−400
−500
−600
MIN MAX
20
10
33
16.5
−1
5
0
10
−1
5
0
10
0
10
0
10
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
June 2003 − Revised October 2010
SPRS222F 125