UPD784026 Renesas Electronics Corporation., UPD784026 Datasheet - Page 734

• Manufacturer Part Number: UPD784026
• Description: 16/8-bit Single-chip Microcontrollers
• Manufacturer: Renesas Electronics Corporation.

694
Item
Local bus interface
function
Standby function
Packages
APPENDIX A DIFFERENCES BETWEEN
Table A-1 Differences Between PD784026 Subseries and PD78234 Subseries (4/4)
External expansion function
Programmable wait memory
space division
Address wait function
Refresh operations & memory
access operations
Bus hold function
IDLE mode
STOP mode release signal
HALT mode release by maskable
interrupt
Oscillation stabilization time in
case of STOP mode release by
NMI
Series Name
PD784026 SUBSERIES AND
1M bytes in 7 stages
RESET & NMI input, and
Released by unmasked interrupt
selectable
Switchable from 256 bytes to
8 divisions specifiable
Provided
Performed simultaneously in
specified space
Otherwise performed mutually
exclusively
Provided
Provided
unmasked INTP4 & INTP5
Oscillation stabilization timer 16
to 19-bit count time 16 to 19
• 80-pin plastic QFP
• 80-pin plastic TQFP (fine-pitch)
• 80-pin ceramic WQFN
(12
(14
: PD78P4026 only
(14
PD784026 Subseries
12 mm): PD784021 only
14 mm)
14 mm)
PD78234 SUBSERIES
64 K bytes & 1 M bytes
RESET & NMI input
16-bit count time or oscillation
stabilization timer 15-bit count
time
Switchable in 2 stages:
2 divisions specifiable
No
Performed mutually exclusively
Not provided
Not provided
Released only by acknowl-
edgeable interrupt
NMI active level time +
oscillation stabilization timer
• 80-pin plastic QFP
• 94-pin plastic QFP
• 84-pin plastic QFJ
• 94-pin ceramic WQFN
(14
(20
(1150
(14
: PD78P238 only
PD78234 Subseries
14 mm)
20 mm)
14 mm)
1150 mil)