tmp19a61f10xbg TOSHIBA Semiconductor CORPORATION, tmp19a61f10xbg Datasheet - Page 205

• Manufacturer Part Number: tmp19a61f10xbg
• Description: 32-bit Tx System Risc Tx19 Family
• Manufacturer: TOSHIBA Semiconductor CORPORATION

2 waits automatically inserted
2 waits automatically inserted + 2N (N=1)
3 waits automatically inserted + 2N (N=1)
2 waits automatically inserted + 2N (N=2)
0 wait
Fig. 8.5 shows the read operation timing when 0 wait, waits automatically inserted, and
waits automatically inserted + external waits are inserted in the separate bus mode.
fsys
A[23:0]
D[15:0]
A[23:0]
D[15:0]
A[23:0]
D[15:0]
A[23:0]
D[15:0]
A[23:0]
D[15:0]
/WAIT
/WAIT
/WAIT
/WAIT
/WAIT
/RD
/RD
/RD
/RD
/RD
--- External wait sampling point
External wait sampling points take place before a cycle of waits automatically
inserted is finished and before a 2N_wait cycle is finished as shown above.
The same applies to combinations of other numbers of waits.
Fig. 8.5 Read Operation Timing Diagram
TMP19A61(rev1.0)-8-204
2 waits automatically
2 waits automatically
tsys
automatically
3 waits automatically
inserted
inserted
i
2 waits
inserted
d
2N_WAIT
2N_WAIT
2N_WAIT
TMP19A61