Code : Difference of 38C2 Group

Page : 7 of 12

Rev. 1.00 Date : Sep.8, 2003

4. Difference of Emulator MCU

See 3.section

Circuit dtructure of I/O port

See MASK ROM version of

6.2. and 6.4. section

See MASK ROM version of

6.1. and 6.3.section

Power supply(Vcc) /

Main-clock input oscillation frequency

Open

Pull-up

Termination of Xout pin,

using externally generated clock

External quartz-crystal oscillator

External quartz-crystal oscillator or

Externally generated clock

Sub-clock

1.8<=Vcc<=4.0V : (2 x Vcc) MHz

4.0<=Vcc<=4.5V : (4 x Vcc - 8) MHz

4.5<=Vcc<=5.5V : 10 MHz

1.8<=Vcc<=4.0V : (8 x Vcc - 8)/3 MHz

4.0<=Vcc<=5.5V : 8 MHz

Timer X,Timer Y,Timer1,Timer 2,Timer 3

and Timer 4 Clock input frequency (Max.)

f(Tclk)

1.8<=Vcc<=4.0V : (Vcc) MHz

4.0<=Vcc<=4.5V : (2 x Vcc - 4) MHz

4.5<=Vcc<=5.5V : 5 MHz

1.8<=Vcc<=4.0V : (4 x Vcc - 4)/3 MHz

4.0<=Vcc<=5.5V : 4 MHz

Timer X,Y input frequency (Max.)

Vcc = 5V

42kΩ

Vcc = 5V

59kΩ

Value of internal pull-up register (Typ.)

Oscillation circuit constants

Emulator MCU

A version

Emulator MCU

Standard version

How to discriminate between standard version and A version?

In Emulator MCU M38C29RLFS, standard version’s name and A version’s name are the same.

It is possible to discriminate with the prefix of product number.

Standard version : 0XXXXXX, 1XXXXXX, 2XXXXXX

A version

: except the above number