MC-10118B_15 Datasheet, PDF (58/66 Pages) Renesas Technology Corp – MULTIMEDIA PROCESSOR FOR MOBILE APPLICATIONS

MC-10118B
2.5.13 NAND Flash interface
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
CLE setup time
tCLS
ʵ
tC-3
ʵ
8 tC+3
ns
CLE hold time
ALE setup time
ALE hold time
tCLH
ʵ
tC-3
ʵ
8 tC+3
ns
tALS
ʵ
tC-3
ʵ
8 tC+3
ns
tALH
ʵ
tC-3
ʵ
8 tC+3
ns
Write pulse width
tWP
ʵ
tC-3
ʵ
16 tC+3
ns
WEZ high-level hold time
tWH
ʵ
tC-3
ʵ
16 tC+3
ns
Write data setup time
tDS1
Rising edge of NAND_WEZ
tWP-3
ʵ
tWP+3
ns
Write data hold time
tDH1
Rising edge of NAND_WEZ
tWH-3
ʵ
tWH+3
ns
Remarks 1.
2.
tC = tC (AHB) in the above table
The AC characteristics for NAND_WEZ, REZ, CLE, and ALE are determined by a register setting,
and the unit is tC (when AHB = 83 MHz with ACPU operating at 500 MHz).
Figure 2-21. NAND Flash Interface Timing 1
N AND_CLE (output)
tC LS
tCLH
N AND_ALE (output)
N AND_WE (output)
N AND_DA (output)
tAL S
tWP
tW P
tALH
tDS1
tDH1
tDS1
tD H1
tWP
tWH
tDS1
tD H1
56
Data Sheet R19DS0008EJ0700