4509 Datasheet, PDF (3/142 Pages) Renesas Technology Corp – SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

4509 Group
PERFORMANCE OVERVIEW
Parameter
Function
Number of
M34509G4 134
basic instructions
M34509G4H 135
Minimum instruction execution time
0.5 µs (at 6 MHz oscillation frequency, in through mode)
Memory sizes ROM
4096 words ✕ 10 bits
RAM
256 words ✕ 4 bits
Input/Output D0–D5 I/O
ports
Six independent I/O ports.
Input is examined by skip decision.
Ports D2 and D3 are equipped with a pull-up function and a key-on wakeup function.
Both functions can be switched by software.
Ports D2 and D3 are also used as AIN4, and AIN5, respectively.
P00–P03 I/O
4-bit I/O port; each pin is equipped with a pull-up function and a key-on wakeup function.
Both functions and output structure can be switched by software.
Ports P00, P01 and P02 are also used as SIN, SOUT and SCK, respectively.
P10–P13 I/O
4-bit I/O port; each pin is equipped with a pull-up function and a key-on wakeup function.
Both functions and output structure can be switched by software.
Ports P11, P12 and P13 are also used as CNTR1, CNTR0 and INT, respectively.
P20, P21 I/O
2-bit I/O port; each pin is equipped with a pull-up function and a key-on wakeup function.
Both functions and output structure can be switched by software.
Ports P20 and P21 are also used as AIN0 and AIN1, respectively.
P30, P31 I/O
2-bit I/O port; The output structure can be switched by software.
Ports P30 and P31 are also used as AIN2 and AIN3, respectively.
CNTR0, Timer I/O
Two independent I/O; CNTR1 and CNTR0 pins are also used as ports P11 and P12, respectively.
CNTR1
INT
Interrupt input 1-bit input; INT pin is also used as port P13.
SIN, SOUT, Serial interface Three independent I/O;
SCK
input/output SIN, SOUT, and SCK are also used as ports P00, P01, and P02, respectively.
AIN0–AIN5 Analog input Six independent input; AIN0–AIN5 are also used as P20, P21, P30, P31, D2 and D3, respectively.
Timers
Timer 1
8-bit programmable timer/event counter with two reload registers and PWM output function.
Timer 2
8-bit programmable timer/event counter with two reload registers and PWM output function.
Watchdog timer function 16-bit timer (fixed dividing frequency) (for watchdog)
A/D
10-bit wide, This is equipped with an 8-bit comparator function.
converter Analog input
6 channel (AIN0–AIN5 pins)
Serial interface
8-bit ✕ 1
Voltage drop Reset occurrence
Typ. 2.6 V (Ta = 25 °C)
detection Reset release
Typ. 2.7 V (Ta = 25 °C)
circuit (Note)
Power-on reset circuit (Note)
Built-in type
Interrupt
Sources
5 (one for external, two for timer, one for A/D, one for Serial interface)
Nesting
1 level
Subroutine nesting
8 levels
Device structure
CMOS silicon gate
Package
24-pin plastic molded SSOP (PRSP0024GA-A)
Operating temperature range
–20 °C to 85 °C
Supply voltage
1.8 V to 5.5 V (It depends on operation source clock, oscillation frequency and operating mode.)
Power
Active mode
dissipation _{RAM back-up mode}
(typical value)
2.2 mA (Ta = 25°C, VDD = 5.0 V, f(XIN) = 6.0 MHz, f(STCK) = f(XIN)/1)
0.1 µA (Ta = 25°C, VDD = 5.0 V, output transistors in the cut-off state)
Note: These circuits are equipped with only the H version.
Rev.1.02 2006.12.22 page 3 of 140
REJ03B0147-0102