Texas Instruments TMS320C6712D User Manual page 66

TMS320C6712D
FLOATING POINT DIGITAL SIGNAL PROCESSOR
SPRS293A − OCTOBER 2005 − REVISED NOVEMBER 2005
PARAMETER MEASUREMENT INFORMATION (CONTINUED)
(Output from DSP)
(Input to External Device)
Control Signals †
(Output from DSP)
(Input to External Device)
(Output from External Device)
† Control signals include data for Writes.
‡ Data signals are generated during Reads from an external device.
66
Table 34. Board-Level Timings Example (see Figure 20)
NO. DESCRIPTION
1 Clock route delay
2 Minimum DSP hold time
3 Minimum DSP setup time
4 External device hold time requirement
5 External device setup time requirement
6 Control signal route delay
7 External device hold time
8 External device access time
9 DSP hold time requirement
10 DSP setup time requirement
11 Data route delay
ECLKOUT
ECLKOUT
3
6
Control Signals
Data Signals ‡
Data Signals ‡
(Input to DSP)
Figure 20. Board-Level Input/Output Timings
•
POST OFFICE BOX 1443
1
2
4
5
7
8
9
10
11
HOUSTON, TEXAS 77251−1443