7733 Datasheet, PDF (756/940 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCOMPUTER

LOW VOLTAGE VERSION
18.4 Electrical characteristics
Memory expansion mode and Microprocessor mode :
With no wait (Wait bit = “1”)
<<Write>>
tw(L)
tw(H)
tf tr
tc
XIN
<<Read>>
tw(L)
tw(H)
tf tr
tc
1
td(WE– 1)
td(WE– 1)
td(RDE– 1)
td(RDE– 1)
CS0–CS4 output
Address output
A8–A15 (BYTE = “H”)
A16, A17
ALE output
td(CS–WE)
Address
td(An–WE)
tw(ALE)
td(ALE–WE)
Address/Data output
A0/D0–A15/D15
(BYTE = “L”)
A0/D0–A7/D7
(BYTE = “H”)
WEL output
WEH output
tsu(A–ALE)
Address
td(A–WE)
th(ALE–A)
Data
td(WE–DQ)
tw(WE)
Data input
D0–D15 (BYTE = “L”)
D0–D7 (BYTE = “H”)
th(WE–CS)
th(WE–An)
td(CS–RDE)
Address
td(An–RDE)
tw(ALE)
td(ALE–RDE)
th(RDE–CS)
Address
th(RDE–An)
th(WE–DQ)
Address
Data
tsu(A–ALE)
Address
td(A–RDE)
th(ALE–A)
tpxz(RDE–DZ)
Address
tpzx(RDE–DZ)
tsu(D–RDE)
Data
tw(RDE)
th(RDE–D)
RDE output
RSMP output
Port Pi output
(i = 4–8)
Port Pi input
(i = 4–8)
td(RSMP–WE)
th( 1–RSMP)
td(WE–PiQ)
td(RSMP–RDE)
th( 1–RSMP)
tsu(PiD–RDE) th(RDE–PiD)
Measuring conditions (CS0–CS4, A0/D0–A15/D15, A16, A17,
ALE, WEL, WEH, RDE, RSMP)
•VCC = 2.7–5.5 V
•Output timing voltage : VOL = 0.8 V, VOH = 2.0 V
•Data input
: V IL = 0.16 VCC, VIH = 0.5 VCC
Measuring conditions (Ports P4–P8)
•VCC = 2.7–5.5 V
•Input timing voltage : VIL = 0.2 VCC, VIH = 0.8 VCC
•Output timing voltage : VOL = 0.8 V, VOH = 2.0 V
18-8
7735 Group User’s Manual