CHAPTER 1 GENERAL
User’s Manual U12978EJ3V0UD 25
Series for ASSP
Timer VDD
Function
Subseries
ROM
Capacity
(Bytes) 8-Bit 16-Bit Watch WDT
8-Bit
A/D
10-Bit
A/D
Serial Interface I/O
MIN.Value
Remarks
USB
µ
PD789800 8 K 2 ch −−
1 ch −−
2 ch (USB: 1ch) 31 4.0 V −
Inverter
control
µ
PD789842 8 K to 16 K 3 ch Note 1 1 ch 1 ch 8 ch −1 ch (UART: 1ch) 30 4.0 V −
On-chip
bus
controller
µ
PD789850 16 K 1 ch 1 ch −1 ch 4 ch −2 ch (UART: 1ch) 18 4.0 V −
µ
PD789861 1.8 V RC-oscillation
version,
on-chip
EEPROM
µ
PD789860
4 K 2 ch −−
1 ch −− − 14
Keyless
entry
µ
PD789862 16 K 1 ch 2 ch 1 ch (UART: 1ch) 22
On-chip
EEPROM
VFD
drive
µ
PD789871 4 K to 8 K 3 ch −1 ch 1 ch −−
1 ch 33 2.7 V −
Meter
control
µ
PD789881 16 K 2 ch 1 ch −1 ch −−
1 ch (UART: 1 ch) 28 2.7 VNote 2 −
Notes 1 . 10-bit timer: 1 channel
2. Flash memory version: 3.0 V