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PDF M37542 Data sheet ( Hoja de datos )
| Número de pieza | M37542 | |
| Descripción | SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER | |
| Fabricantes | Renesas Technology | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de M37542 (archivo pdf) en la parte inferior de esta página. Total 30 Páginas | ||
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7542 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
www.DataSheet4U.com
REJ03B0006-0303
Rev.3.03
Jul 11, 2008
DESCRIPTION
The 7542 Group is the 8-bit microcomputer based on the 740 fam-
ily core technology.
The 7542 Group has serial interfaces, 8-bit timers, 16-bit timers,
and an A/D converter, and is useful for control of home electric ap-
pliances and office automation equipment.
FEATURES
• Basic machine-language instructions ...................................... 71
• The minimum instruction execution time ............................. 0.25 µs
(at 8 MHz oscillation frequency, double-speed mode for the
shortest instruction)
• Memory size
Flash memory version: ROM ..................... 16 to 32K + 4K bytes
RAM ..................................... 1024 bytes
Mask ROM version: ROM ............................. 8K to 16K bytes
RAM ............................ 384 to 512 bytes
RSS version
RAM ..................................... 1024 bytes
• Programmable I/O ports
29 (25 in 32-pin version and PWQN0036KA-A package version)
• Interrupts ................................................. 18 sources, 16 vectors
• Timers ............................................................................. 8-bit ✕ 2
...................................................................................... 16-bit ✕ 2
• Output compare ............................................................ 4-channel
• Input capture ................................................................ 2-channel
• Serial interface ............ 8-bit ✕ 2 (UART or Clock-synchronized)
• A/D converter ............................................... 10-bit ✕ 8 channels
(6 channels in 32-pin version and PWQN0036KA-A package
version)
• Clock generating circuit ............................................. Built-in type
(low-power dissipation by an on-chip oscillator)
(connected to external ceramic resonator or quartz-crystal
oscillator permitting RC oscillation)
• Watchdog timer ............................................................ 16-bit ✕ 1
• Power source voltage
XIN oscillation frequency at ceramic oscillation, in double-speed mode
At 8 MHz .................................................................... 4.5 to 5.5 V
XIN oscillation frequency at ceramic oscillation, in high-speed mode
At 8 MHz .................................................................... 4.0 to 5.5 V
At 4 MHz .................................................................... 2.4 to 5.5 V
At 2 MHz .................................................................... 2.2 to 5.5 V
XIN oscillation frequency at RC oscillation in high-speed mode or
middle-speed mode
At 4 MHz .................................................................... 4.0 to 5.5 V
At 2 MHz .................................................................... 2.4 to 5.5 V
At 1 MHz .................................................................... 2.2 to 5.5 V
• Power dissipation ................................................ 27.5 mW (Typ.)
• Operating temperature range ................................... –20 to 85 °C
APPLICATION
Office automation equipment, factory automation equipment,
home electric appliances, consumer electronics, etc.
Rev.3.03 Jul 11, 2008 Page 1 of 117
REJ03B0006-0303
1 page  
7542 Group
Tabwleww1.PDeartfaoSrmheaentc4eU.ocvoemrview
Parameter
Number of basic instructions
Instruction execution time
Oscillation frequency
Memory sizes Mask ROM
FLASH ROM
I/O port
P0, P1, P2, P3
ROM
RAM
ROM
RAM
Interrupts
Timer
Output compare
Input capture
Serial interface
A/D converter
Watchdog timer
Clock generating circuit
Power source High-speed mode At 8MHz
voltage
Middle-speed mode oscillation
(at ceramic
At 4MHz
resonance)
oscillation
At 2MHz
oscillation
Double-speed mode At 8MHz
oscillation
At 6.5MHz
oscillation
At 2MHz
oscillation
At 1MHz
oscillation
Power source High-speed mode At 4MHz
voltage
Middle-speed mode oscillation
(at RC oscillation)
At 2MHz
oscillation
At 1MHz
oscillation
Power dissipation
Operating temperature range
Device structure
Package
Mask ROM
FLASH ROM
Mask ROM
FLASH ROM
Mask ROM
FLASH ROM
Mask ROM
FLASH ROM
Mask ROM
FLASH ROM
Mask ROM
FLASH ROM
Mask ROM
FLASH ROM
Mask ROM
FLASH ROM
Mask ROM
FLASH ROM
Mask ROM
FLASH ROM
Mask ROM
FLASH ROM
Function
71
0.25 µs
(Minimum instruction, oscillation frequency 8 MHz: double-speed mode)
8 MHz (max.)
8 K to 16 K bytes
384 to 512 bytes
16 K to 32 K + 4 K bytes
1024 bytes
•8-bit ✕ 3, 5-bit ✕ 1 (8-bit ✕ 1, 6-bit ✕ 2, 5-bit ✕ 1 for 32-pin version and
PWQN0036KA-A package version)
18 sources, 16 vectors
•8-bit ✕ 2, 16-bit ✕ 2
4 channel
2 channel
8-bit ✕ 2 (UART or clock synchronous)
10-bit ✕ 8 channel
(6 channel for 32-pin version and PWQN0036KA-A package version)
16-bit ✕ 1
Built-in
(external ceramic resonator or quartz-crystal oscillator, RC oscillation available)
(Low consumption current by on-chip oscillator available)
4.0 to 5.5 V
2.4 to 5.5 V
2.7 to 5.5 V
2.2 to 5.5 V
2.7 to 5.5 V
4.5 to 5.5 V
4.5 to 5.5 V
2.4 to 5.5 V
2.7 to 5.5 V
2.2 to 5.5 V
2.7 to 5.5 V
4.5 to 5.5 V
2.4 to 5.5 V
2.7 to 5.5 V
2.2 to 5.5 V
2.7 to 5.5 V
27.5 mW (Typ.)
24.0 mW (Typ.)
-20 to 85 °C
CMOS silicon gate
32-pin plastic molded SDIP/LQFP, 36-pin plastic molded SSOP/WQFN
Rev.3.03 Jul 11, 2008 Page 5 of 117
REJ03B0006-0303
5 Page 
7542 Group
www.DataSheet4U.com
GROUP EXPANSION
Renesas plans to expand the 7542 group as follow:
Memory type
Support for Mask ROM version, Flash memory version, and Emu-
lator MCU .
Memory size
Flash memory size ...................................... 16 to 32 K + 4 K bytes
Mask ROM size ................................................... 8 K to 16 K bytes
RAM size ............................................................ 384 to 1024 bytes
Package
PRDP0032BA-A .................................. 32-pin plastic molded SDIP
PLQP0032GB-A .......... 0.8 mm-pitch 32-pin plastic molded LQFP
PRSP0036GA-A .......... 0.8 mm-pitch 36-pin plastic molded SSOP
PWQN0036KA-A ........ 0.5 mm-pitch 36-pin plastic molded WQFN
42S1M .................................... 42-pin shrink ceramic PIGGY BACK
ROM size
(bytes)
32K
+4K
16K
+4K
16K
M37542M4
M37542F8
M37542F4
8K M37542M2
0 384
Fig. 10 Memory expansion plan
512
1024 RAM size
(bytes)
Rev.3.03 Jul 11, 2008 Page 11 of 117
REJ03B0006-0303
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet M37542.PDF ] | |
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