CHAPTER 1 INTRODUCTION
18
User’s Manual U15195EJ5V0UD
Table 1-1 lists the differences between the V850E/IA1 and V850E/IA2. Table 1-2 lists the differences
between the V850E/IA1 and V850E/IA2 register setting values.
Table 1-1. Differences Between V850E/IA1 and V850E/IA2
Item V850E/IA1
V850E/IA2
Maximum operating frequency
50 MHz
Note
40
MHz
Mask ROM
µ
PD703116: 256 KB
µ
PD703114: 128 KB
Internal ROM
Flash memory
µ
PD70F3116: 256 KB
µ
PD70F3114: 128 KB
Internal RAM
10 KB
6 KB
Timer 00, 01
Provided
Buffer register, compare register, and
compare match interrupt added
Timer 10, 11
Provided
Timer 10: Provided, Timer 11: Not
provided
Timer 20, 21
Provided
Provided
Timer 3
Provided
TO3 output buffer off function added by
INTP4 input
Timer
Timer 4
Provided
Provided
UART0 Provided
Provided
UART1
Provided
Provided (pins multiplexed with CSI1)
UART2 Provided
Not
provided
CSI0 Provided
Provided
CSI1 Provided
Provided
(pins
multiplexed with UART1)
Serial interface
FCAN Provided
Not
provided
Debug support
function
NBD Provided
Not
provided
Analog input
Total of two circuits: 16 ch
A/D converter 0: 8 ch
A/D converter 1: 8 ch
Total of two circuits: 14 ch
A/D converter 0: 6 ch
A/D converter 1: 8 ch
A/D converter
AV
DD
, AV
REF
pins
Independent pins
Alternate-function pins
Supply voltage
V
DD3
= 3.3 V
±
0.3 V
V
DD5
= 5.0 V
±
0.5 V
V
DD
= RV
DD
= 5.0 V
±
0.5 V
Internal regulator
Package
144-pin plastic LQFP
100-pin plastic LQFP
100-pin plastic QFP
Note
The maximum operating frequency of the in-circuit emulator is 40 MHz. A frequency of 50 MHz can be
supported by upgrading the in-circuit emulator, so contact an NEC Electronics sales representative or
distributor.
Remark
For details, refer to the user’s manual of each product.