NEC switch - Manual (Page 25)

CHAPTER 1 GENERAL
User’s Manual U12978EJ3V0UD
25
Series for ASSP
Timer V
DD
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 µPD789800 8 K 2 ch
− −
1 ch
− −
2 ch (USB: 1ch) 31 4.0 V
−
Inverter
control µPD789842 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
µPD789850 16 K 1 ch 1 ch − 1 ch 4 ch − 2 ch (UART: 1ch) 18 4.0 V −
µPD789861 1.8 V RC-oscillation
version,
on-chip
EEPROM
µPD789860
4 K 2 ch − − 1 ch − − − 14 Keyless
entry
µPD789862 16 K 1 ch 2 ch 1 ch (UART: 1ch) 22
On-chip
EEPROM
VFD
drive µPD789871 4 K to 8 K 3 ch − 1 ch 1 ch − − 1 ch 33 2.7 V −
Meter
control
µPD789881
16 K 2 ch 1 ch
−
1 ch
− −
1 ch (UART: 1 ch) 28 2.7 V Note 2 −
Notes 1. 10-bit timer: 1 channel
2. Flash memory version: 3.0 V