NEC PD78212, User Manual

Page: 452 / 487

423
Appendix A 78K/II Series Product List
A
(1/3)
µ
PD78234 Sub-Series
µ
PD78244 Sub-Series
µ
PD78233
µ
PD78243
µ
PD78238
(
µ
PD78P238)
µ
PD78237
500 ns 333 ns 333 ns 500 ns 333 ns 500 ns
65 (instructions common to all 78K/II series products)
8 bits
×
8
×
4 banks
32K
(32/16K
Note
)
None
None 16K 16K None None
1024K
(1024/640K
Note
)
640 512 1024
Program memory space: 64K bytes/Data memory space: 1M byte
P6 and PM6
16
14
12
18 36 28 10 18 36
46 64 54 36 46 64
24 42 24 42
8
8 24 8 24
8-bit output port
8-bit I/O port —
8-bit input port
8-bit I/O port
8-bit I/O port — 8-bit I/O port — 8-bit I/O port —
8-bit I/O port — 8-bit I/O port — 8-bit I/O port —
4-bit output port
+
4-bit I/O port
4-bit output port
+
2-bit I/O port
4-bit output port
+
4-bit I/O port
4-bit output port
+
2-bit I/O port
4-bit output port
+
4-bit I/O port
8-bit input port 6-bit input port
4-bit output port
+
2-bit I/O port
µ
PD78234
µ
PD78244
–40 to +85˚C, V
DD
= +5 V
±
10%
–10 to +70˚C,
V
DD
= +5 V
±
10%
512
34 16
16 0
When the stack area is configured in the internal dual-port RAM: 6
Other cases: 8
Note Set by software.