M37920S4CGP Datasheet, PDF (3/39 Pages) Mitsubishi Electric Semiconductor – 16 BIT CMOS MICROCOMPUTER

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FUNCTIONS (Microcomputer mode)
Parameter
Number of basic machine instructions
Instruction execution time
External clock input frequency f(XIN)
Memory size
ROM
RAM
Programmable input/output
P2, P5
ports
P3
P4
P6, P8
P7
P9
P12
Multi-functional timers
TA0–TA4
TB0–TB2
Serial I/O
UART0 and UART1
A-D converter
Watchdog timer
DMA controller
DRAM controller
Chip-select wait control
Real-time output
Interrupts
Clock generating circuit
Power supply voltage
Power dissipation
Ports’ input/output
characteristics
Memory expansion
Operating temperature range
Device structure
Package
Input/Output withstand voltage
Output current
MITSUBISHI MICROCOMPUTERS
M37920S4CGP
16-BIT CMOS MICROCOMPUTER
Functions
203
50 ns (the fastest instruction at f(XIN) = 20 MHz)
20 MHz (Max.)
External
2048 bytes
8-bit ! 2
2-bit ! 1
5-bit ! 1
7-bit ! 2
4-bit ! 1
6-bit ! 1
3-bit ! 1
16-bit ! 5
16-bit ! 3
(UART or Clock synchronous serial I/O) ! 2
10-bit successive approximation method ! 1 (4 channels)
12-bit ! 1
4 channels
Maximum transfer rate
20 Mbytes/sec.
(at f(XIN) = 20 MHz, 0 wait, 1-bus cycle transfer)
10 Mbytes/sec.
(at f(XIN) = 20 MHz, 0 wait, 2-bus cycles transfer)
1 channel
Supports fast page access mode.
Incorporates 8-bit refresh timer.
Supports CAS before RAS refresh method or self refresh method.
Chip select area ! 4 (CS0–CS3). A wait number and bus width
can be set for each chip select area.
4 bits ! 2 channels; or 6 bits ! 1 channel + 2 bits ! 1 channel
6 external types, 17 internal types. Each interrupt except NMI
can be set to a priority level within the range of 0–7 by software.
Built-in (externally connected to a ceramic resonator or quartz
crystal resonator).
5 V±10 %
135 mW (at f(XIN) = 20 MHz, typ.)
5V
5 mA
Up to 16 Mbytes. Note that bank FF16 is a reserved area.
–20 to 85 °C
CMOS high-performance silicon gate process
100-pin plastic molded QFP
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