SH7032 Datasheet, PDF (524/687 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

Section 20 Electrical Characteristics
Table 20.7 Bus Timing (2)
Conditions: V_CC = 3.0 to 5.5 V, AV_CC = 3.0 to 5.5 V, AV_CC = V_CC ±10%, AV_ref = 3.0 V to
AV_CC, V_SS = AV_SS = 0 V, φ = 12.5 MHz, Ta = –20 to +75°C*
Note: * Regular-specification products; for wide-temperature-range products, Ta = –40 to +85°C
Item
Address delay time
Symbol Min
t_AD
—
Max
40
CS delay time 1
t_CSD1
—
40
CS delay time 2
t_CSD2
—
40
CS delay time 3
t_CSD3
—
40
CS delay time 4
t_CSD4
—
40
Access time 1*⁴ 35% duty*¹ tRDAC1 tcyc × 0.65 – 35
—
from read strobe _{50% duty}
tcyc × 0.5 – 35
—
Access time 2*⁴ 35% duty*¹ tRDAC2 tcyc × (n+1.65) – 35*² —
from read strobe _{50% duty}
tcyc × (n+1.5) – 35*² —
Access time 3*⁴ 35% duty*¹ tRDAC3 tcyc × (n+0.65) – 35*² —
from read strobe _{50% duty}
tcyc × (n+0.5) – 35*² —
Read strobe delay time
t_RSD
—
40
Read data setup time
t_RDS
25
—
Read data hold time
t_RDH
0
—
Write strobe delay time 1 t_WSD1 —
40
Write strobe delay time 2 t_WSD2 —
30
Write strobe delay time 3 t_WSD3 —
40
Write strobe delay time 4 t_WSD4 —
40
Write data delay time 1
t_WDD1 —
70
Write data delay time 2
t_WDD2 —
40
Write data hold time
t_WDH
–10
—
Parity output delay time 1 t_WPDD1 —
80
Parity output delay time 2 t_WPDD2 —
40
Parity output hold time
t_WPDH –10
—
Unit Figures
ns 20.21, 20.22, 20.24–
20.27, 20.32, 20.33
ns 20.21, 20.22, 20.33
ns
ns 20.32
ns
ns 20.21,
ns
ns 20.22, 20.23
ns
ns 20.32
ns
ns 20.21, 20.22,
20.24–20.28, 20.32
ns 20.21, 20.22,
ns 20.24-20.27, 20.32
ns 20.22, 20.26, 20.27,
20.32, 20.33
ns 20.22, 20.26, 20.27,
20.32
ns 20.24, 20.25
ns 20.24, 20.25, 20.33
ns 20.22, 20.26, 20.27,
20.32
ns 20.24, 20.26
ns 20.22, 20.24–20.27,
20.32
ns 20.22, 20.24, 20.27
ns 20.24, 20.25
ns 20.22, 20.23–20.27
Rev. 7.00 Jan 31, 2006 page 498 of 658
REJ09B0272-0700