SH7020 Datasheet, PDF (468/509 Pages) Renesas Technology Corp – SuperH™ RISC engine

Table 19.7 Bus Timing (2)
Conditions: V_CC = 5.0 V ±10%, V_SS = 0 V, φ = 16.6 MHz, Ta = –20 to +75°C*
*: Normal products. Ta = –40 to +85°C for wide-temperature range products.
Item
Address delay time
CS delay time 1
CS delay time 2
CS delay time 3
CS delay time 4
Access time 1^*6 35% duty^*2
from read strobe
50% duty
Access time 2^*6 35% duty^*2
from read strobe
50% duty
Access time 3^*6 35% duty^*1
from read strobe
50% duty
Read strobe delay time
Read data setup time
Read data hold time
Write strobe delay time 1
Write strobe delay time 2
Write strobe delay time 3
Write strobe delay time 4
Write data delay time 1
Write data delay time 2
Write data hold time
Parity output delay time 1
Parity output delay time 2
Parity output hold time
Symbol
t_AD
t_CSD1
t_CSD2
t_CSD3
t_CSD4
t_RDAC1
t_RDAC2
t_RDAC3
t_RSD
t_RDS
t_RDH
t_WSD1
t_WSD2
t_WSD3
t_WSD4
t_WDD1
t_WDD2
t_WDH
t_WPDD1
t_WPDD2
t_WPDH
Min
Max
—
25^*1
—
30
—
25
—
25
—
25
t_cyc × 0.65 – —
20
t_cyc × 0.5 – —
20
t_cyc × (n + —
1.65) – 20^*3
t_cyc × (n + —
1.5) – 20^*3
t_cyc × (n + —
0.65) – 20^*3
t_cyc × (n + —
0.5) – 20^*3
—
25
15
—
0
—
—
25
—
25
—
25
—
25
—
45
—
25
0
—
—
45
—
25
0
—
Unit Figures
ns 19.8, 19.9, 19.11–19.14,
19.19, 19.20
ns 19.8, 19.9, 19.20
ns
ns 19.19
ns
ns 19.8
ns
ns 19.9, 19.10
ns
ns 19.19
ns
ns 19.8, 19.9, 19.19
ns 19.8, 19.9, 19.11–19.14,
ns 19.19
ns 19.9, 19.13, 19.14, 19.19,
19.20
ns 19.9, 19.13, 19.14, 19.19
ns 19.11, 19.12
ns 19.11, 19.12, 19.20
ns 19.9, 19.13, 19.14, 19.19
ns 19.11, 19.12
ns 19.9, 19.11–19.14
ns 19.9, 19.13, 19.14
ns 19.11, 19.12
ns 19.9, 19.11–19.14
RENESAS 458