upd178p018 Renesas Electronics Corporation., upd178p018 Datasheet - Page 48

• Manufacturer Part Number: upd178p018
• Description: 8-bit Single-chip Microcontroller
• Manufacturer: Renesas Electronics Corporation.

48
APPENDIX A. DIFFERENCES BETWEEN PD178018A AND PD178018 SUBSERIES
Item
PLL
frequency
synthe-
sizer
Note Under development
Remark The mask ROM of mask versions ( PD178018A and PD178018) is replaced with one-time PROM
Reference
frequency
EO0 pin output
format
EO1 pin output
format
EO1 pin high-
impedance function
or EPROM in the one-time PROM versions ( PD178P018A and PD178P018).
Product Name
7 types selectable by program
(1, 3, 5, 9, 10, 25, 50 kHz)
Buffer type
Buffer type
Not supported
PD178004A
PD178018A Subseries
PD178006A
Supported
PD178016A
PD178P018A
PD178018A
Note
11 types selectable by program
(1, 1.25, 2.5, 3, 5, 6.25, 9, 10, 12.5, 25, 50 kHz)
Constant-current power supply type
Not supported
PD178004
PD178018 Subseries
PD178006
PD178016
PD178P018A
PD178P018
PD178018