3823 Datasheet, PDF (3/76 Pages) Renesas Technology Corp – SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

3823 Group
Table 1 Performance overview
Parameter
Number of basic instructions
Instruction execution time
Oscillation frequency
Memory sizes
ROM
RAM
Input port
P34-P37, P40
I/O port
P0-P2, P41-P47, P5, P6, P70, P71
Interrupt
Timer
Serial interface
A/D converter
Watchdog timer
ROM correction function
LCD drive control
circuit
Bias
Duty
Common output
Segment output
Main clock generating circuits
Sub-clock generating circuits
Power source voltage In frequency/2 mode (f(XIN) ≤ 10MHz)
In frequency/2 mode (f(XIN) ≤ 8MHz)
In frequency/4 mode (f(XIN) ≤ 10MHz)
In frequency/4 mode (f(XIN) ≤ 8MHz)
In frequency/4 mode (f(XIN) ≤ 5MHz)
In frequency/8 mode (f(XIN) ≤ 10MHz)
In frequency/8 mode (f(XIN) ≤ 8MHz)
In frequency/8 mode (f(XIN) ≤ 5MHz)
In low-speed mode
Power dissipation
In frequency/2 mode
In low-speed mode at XCIN
In low-speed mode at on-chip oscillator
Input/Output
characteristics
Input/Output withstand voltage
Output current
Operating temperature range
Device structure
Package
Function
71
0.4 µs (Minimum instruction, f(XIN) 10 MHz, High-speed mode)
10 MHz (Maximum)
16 K to 60 K bytes
640 to 2560 bytes
4-bit ✕ 1, 1-bit ✕ 1
(4 pins sharing SEG)
8-bit ✕ 5, 7-bit ✕ 1, 2 bit ✕ 1
(16 pins sharing SEG)
17 sources, 16 vectors (includes key input interrupt)
8-bit ✕ 3, 16-bit ✕ 2
8-bit ✕ 1 (UART or Clock-synchronized)
10-bit ✕ 8 channels or 8 bit ✕ 8 channels
8-bit ✕ 1
32 bytes ✕ 2 blocks
1/2, 1/3
2, 3, 4
4
32
Built-in feedback resistor
(connect to external ceramic rasonator or quartz-crystal oscillator)
Built-in feedback resistor
(connect to external quartz-crystal oscillator or on-chip oscillator)
4.5 to 5.5V
4.0 to 5.5V
2.5 to 5.5V
2.0 to 5.5V
1.8 to 5.5V
2.5 to 5.5V
2.0 to 5.5V
1.8 to 5.5V
1.8 to 5.5V
Std. 18 mW (Vcc = 5V, f(XIN) = 8MHz, Ta = 25 °C)
Std. 18 µW (Vcc = 2.5V, f(XIN) = stopped, f(XCIN) = 32kHz, Ta = 25 °C)
Std. 35 µW (Vcc = 2.5V, f(XIN) = stopped, f(XCIN) = stopped, Ta = 25 °C)
VCC
10mA
-20 to 85 °C
CMOS sillicon gate
80-pin plastic molded LQFP/QFP
Rev.2.02 Jun 19, 2007 page 3 of 73
REJ03B0146-0202