4559 Datasheet, PDF (4/148 Pages) Renesas Technology Corp – SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

4559 Group
PERFORMANCE OVERVIEW
Table 2 Performance overview
Parameter
Number of basic instructions
Minimum instruction execution time
Memory sizes
ROM
RAM
I/O port
D0−D5
I/O
(Input is
examined by
skip decision.)
D6, D7
Output
P00−P03 I/O
P10−P13 I/O
P20−P23 I/O
P30−P33 I/O
Timer
C
Timer 1
Output
Timer 2
Timer 3
Timer LC
Watchdog timer
LCD control circuit ^{Selective bias value}
Selective duty value
Common output
Segment output
Internal resistor for power
supply
Voltage drop
detection circuit
Reset occurrence
Reset release
Skip occurrence
Power-on reset circuit
Interrupt
Source
Nesting
Subroutine nesting
Device structure
Package
Operating temperature range
Power source voltage
Power At active mode
dissipation
(Typ. value) _{At clock operating mode}
At RAM back-up
Function
135
0.5 µs (Oscillation frequency 6 MHz: high-speed through mode)
6144 words × 10 bits
288 words × 4 bits (including LCD display RAM 32 words × 4 bits)
Six independent I/O ports.
The output structure can be switched by software.
Port D5 is also used as INT pin.
Two independent output ports.
Ports D6 and D7 are also used as XCIN and XCOUT, respectively.
4-bit I/O port; A pull-up function, a key-on wakeup function and output structure can
be switched by software.
Ports P00−P03 are also used as SEG16−SEG19, respectively.
4-bit I/O port; A pull-up function, a key-on wakeup function and output structure can
be switched by software.
Ports P10−P13 are also used as SEG20−SEG23, respectively.
4-bit I/O port; A pull-up function, a key-on wakeup function and output structure can
be switched by software.
Ports P20−P23 are also used as SEG24−SEG27, respectively.
4-bit I/O port; A pull-up function, a key-on wakeup function and output structure can
be switched by software.
Ports P30−P33 are also used as SEG28−SEG31, respectively.
1-bit output; Port C is also used as CNTR pin.
8-bit timer with a reload register and carrier wave output auto-control function,
and has an event counter.
8-bit timer with two reload registers and carrier wave generation function.
16-bit timer, fixed dividing frequency (timer for clock count)
4-bit programmable timer with a reload register (for LCD clock generating)
16-bit timer, fixed dividing frequency (timer for monitor)
1/2, 1/3 bias
2, 3, 4 duty
4
32
2r × 3, 2r × 2, r × 3, r × 2 (r = 100 kΩ, (Ta = 25 °C, Typical value))
Typ. 1.7 V (Ta=25 °C)
Typ. 1.8 V (Ta=25 °C)
Typ. 2.0 V (Ta=25 °C)
Built-in
4 sources (one for external, three for timers)
1 level
8 levels
CMOS silicon gate
52-pin plastic molded LQFP (PLQP0052JA-A)
-20 to 85 °C
1.8 to 5.5 V (It depends on operation source clock, oscillation frequency and
operation mode)
0.3 mA (Ta = 25 °C, VDD = 3 V, f(XIN) = 4 MHz, f(XCIN) = stop, f(RING) = stop,
f(STCK) = f(XIN)/8
5 µA (Ta = 25 °C, VDD = 3 V, f(XCIN) = 32 kHz)
0.1 µA (Ta = 25 °C, VDD = 5 V, output transistor is cut-off state)
Rev.1.04 Aug 23, 2007 Page 4 of 146
REJ03B0188-0104