3851 Group (Built-in 24 KB or more ROM)
Currently planning products are listed below.
Table 2 Support products
Product name
M38514M6-XXXSP
M38514E6-XXXSP
M38514E6SP
M38514E6SS
M38514M6-XXXFP
M38514E6-XXXFP
M38514E6FP
ROM size (bytes)
ROM size for User in ( )
24576
(24446)
RAM size (bytes) Package
Remarks
Mask ROM version
42P4B One Time PROM version
One Time PROM version (blank)
640
42S1B-A EPROM version
Mask ROM version
42P2R-A/E One Time PROM version
One Time PROM version (blank)
Table 3 3851 group (built-in 16 KB ROM) and 3851 group (built-in 24 KB or
more ROM) corresponding products
3851 group (built-in 16 KB ROM)
3851 group (built-in 24 KB or more ROM)
M38513M4-XXXFP/SP
M38514M6-XXXFP/SP
M38513E4-XXXFP/SP
M38514E6-XXXFP/SP
M38513E4FP/SP
M38514E6FP/SP
M38513E4SS
M38514E6SS
M38517M8-XXXFP/SP
M38517F8FP/SP
Table 4 Differences between 3851 group (built-in 16 KB ROM) and 3851 group (built-in 24 KB or more ROM)
3851 group (built-in 16 KB ROM)
3851 group (built-in 24 KB or more ROM)
Serial I/O
1: Serial I/O
2: Serial I/O1 (UART or Clock-synchronized)
(UART or Clock-synchronized)
Serial I/O2 (Clock-synchronized)
A-D converter
Unserviceable in low-speed mode
Serviceable in low-speed mode
Large current port
5: P13–P17
8: P10–P17
Notes on differences between 3851 group
(built-in 16 KB ROM), 3851 group (built-in 24
KB or more ROM)
(1) The absolute maximum ratings of 3851 group (built-in 24 KB or
more ROM) is smaller than that of 3851 group (built-in 16 KB
ROM).
•Power source voltage Vcc = –0.3 to 6.5 V
•CNVss input voltage
VI = –0.3 to Vcc +0.3 V (M38514M6, M38517M8)
VI = –0.3 to 6.5 V (M38517F8)
(2) The oscillation circuit constants of XIN-XOUT, XCIN-XCOUT may
be some differences between 3851 group (built-in 16 KB
ROM) and 3851 group (built-in 24 KB or more ROM).
(3) Do not write any data to the reserved area and the reserved
bit. (Do not change the contents after reset.)
(4) Fix bit 3 of the CPU mode register to “1”.
(5) Be sure to perform the termination of unused pins.
Rev.1.01 Oct 15, 2003 page 6 of 89