NEC switch - Manual (Page 24)

CHAPTER 1 GENERAL
User’s Manual U12978EJ3V0UD
24
The major differences between subseries are shown below.
Series for General-Purpose and LCD Drive
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
µPD789046 16 K 1 ch
µPD789026 4 K to 16 K
1 ch 34
µPD789088 16 K to 32 K 3 ch
µPD789074 2 K to 8 K 1 ch
1 ch
24
µPD789014 2 K to 4 K 2 ch −
−
1 ch − − 1 ch (UART: 1ch)
22
1.8 V − Small-
scale
package,
general-
purpose
applica-
tions
µPD789062 4 K − 14 RC-oscillation
version
µPD789052 −
µPD789177 − 8 ch
µPD789167
16 K to 24 K 3 ch 1 ch
8 ch
−
31 −
µPD789156 −
4 ch
µPD789146
8 K to 16 K
4 ch −
On-chip
EEPROM
µPD789134A − 4 ch
µPD789124A 4 ch −
RC-oscillation
version
µPD789114A −
4 ch
Small-
scale
package,
general-
purpose
applica-
tions +
A/D
converter
µPD789104A
2 K to 8 K
1 ch
1 ch
−
1ch
4 ch −
1 ch (UART: 1ch)
20
1.8 V
−
µPD789835 24 K to 60 K 6 ch − 3 ch 37 1.8 V Note
µPD789830
24 K 1 ch
− 1 ch (UART: 1ch)
30 2.7 V
Dot LCD
supported
µPD789489 32 K to 48 K
−
8 ch
µPD789479 24 K to 48 K 8 ch −
2 ch (UART: 1ch) 45
µPD789417A − 7 ch
LCD
drive
µPD789407A
12 K to 24 K
3 ch
1 ch
1 ch 1 ch
7 ch
−
1 ch (UART: 1ch) 43
1.8 V −
µPD789456 − 6 ch
µPD789446 6 ch −
30
µPD789436 − 6 ch
µPD789426
12 K to 16 K
6 ch
40
µPD789316 RC-oscillation
version
µPD789306
8 K to 16 K − 2 ch (UART: 1ch) 23
µPD789467 1 ch
−
18
µPD789327
4 K to 24 K
2 ch
−
−
−
1 ch 21
−
Note Flash memory version: 3.0 V