CXP972032 Datasheet, PDF (32/44 Pages) Sony Corporation – CMOS 16-bit Single Chip Microcomputer

CXP972032/973032/973064
(9) External register interface
(Vss = 0V reference)
3.3 ± 0.3V
3.3 ± 0.3V
3.0 ± 0.3V
Item
Symbol ^{Topr = –20 to +75°C Topr = –30 to +85°C Topr = –30 to +85°C} Unit
Min.
Max.
Min.
Max.
Min.
Max.
Chip select
pulse width 1
tCS1
1.5tsys _1.5tsys 1.5tsys _1.5tsys 1.5tsys _{1.5tsys ns}
–20
–20
–30
Chip select
pulse width 2
tCS2
2.5tsys _16.5tsys 2.5tsys _16.5tsys 2.5tsys _{16.5tsys ns}
–20
–20
–30
Chip select
pulse width 3
tCS3
2.5tsys _32.5tsys 2.5tsys _32.5tsys 2.5tsys _32.5tsys
–20
–20
–30
ns
Chip select
pulse width 4
tCS4
3.5tsys _33.5tsys 3.5tsys _33.5tsys 3.5tsys _33.5tsys
–20
–20
–30
ns
Chip select
pulse width 5
tCS5
2.5tsys _17.5tsys 2.5tsys _17.5tsys 2.5tsys _{17.5tsys ns}
–20
–20
–30
Chip select
pulse width 6
tCS6
3.5tsys _18.5tsys 3.5tsys _18.5tsys 3.5tsys _{18.5tsys ns}
–20
–20
–30
Chip select
pulse width 7
tCS7
4.5tsys _34.5tsys 4.5tsys _34.5tsys 4.5tsys _34.5tsys
–20
–20
–30
ns
Read/write strobe
pulse width 1
tRW1 _{tsys – 25} tsys _{tsys – 25} tsys _{tsys – 35} tsys
ns
Read/write strobe
pulse width 2
tRW2 _{2tsys – 25} 16tsys _{2tsys – 25} 16tsys _{2tsys – 35} 16tsys ns
Read/write strobe
pulse width 3
tRW3 _{2tsys – 25} 32tsys _{2tsys – 25} 32tsys _{2tsys – 35} 32tsys ns
Address setting time 1 tAS1
tsys/2
–25
tsys/2
tsys/2
–25
tsys/2
tsys/2
–35
tsys/2
ns
Address setting time 2 tAS2
1.5tsys _1.5tsys 1.5tsys _1.5tsys 1.5tsys _1.5tsys
–25
–25
–35
ns
Address hold time
tAH
tsys/2
–25
—
tsys/2
–25
—
tsys/2
–35
—
ns
Read data setting
request time
tDS1
15
—
15
—
20
—
ns
Read data hold
request time
tDH1
0
—
0
—
0
—
ns
Write data
setting time 1
tDS2
1.5tsys _1.5tsys 1.5tsys _1.5tsys 1.5tsys _{1.5tsys ns}
–25
–25
–35
Write data
setting time 2
tDS3
Write data hold time tDH2
2.5tsys _16.5tsys 2.5tsys _16.5tsys 2.5tsys _16.5tsys
–25
–25
–35
ns
tsys/2
–25
tsys/2
+30
tsys/2
–25
tsys/2
+30
tsys/2
–35
tsys/2
+30
ns
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