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7545 PDF даташит

Спецификация 7545 изготовлена ​​​​«Renesas» и имеет функцию, называемую «SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER».

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Номер произв 7545
Описание SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
Производители Renesas
логотип Renesas логотип 

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7545 Даташит, Описание, Даташиты
7545 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
REJ03B0140-0106
Rev.1.06
Mar 07, 2008
DESCRIPTION
The 7545 Group is the 8-bit microcomputer based on the 740
family core technology.
The 7545 Group has an 8-bit timer, power-on reset circuit and the
voltage drop detection circuit. Also, Function set ROM is
equipped.
FEATURES
• Basic machine-language instructions .................................. 71
• The minimum instruction execution time .................... 2.00 µs
(at 4 MHz oscillation frequency for the shortest instruction)
• Memory size ROM ........................................ 4K to 60K bytes
RAM ............................................ 256, 512 bytes
• Programmable I/O ports ...................................................... 25
• Key-on wakeup input .................................................. 8 inputs
• LED output port ...................................................................... 8
• Interrupts.................................................... 7 sources, 7 vectors
• Timers .......................................................................... 8-bit × 3
• Carrier wave generating circuit .......1 channel (8-bit timer × 2)
• Clock generating circuit ........................................ Built-in type
(connect to external ceramic resonator or quartz-crystal
oscillator)
• Watchdog timer .........................................................16-bit × 1
• Power-on reset circuit............................................ Built-in type
• Voltage drop detection circuit................................ Built-in type
• Power source voltage
XIN oscillation frequency at ceramic/quartz-crystal oscillation
At 4 MHz .......................................... 1.8 to 3.6 V
• Power dissipation .......................................................... 1.8mW
• Operating temperature range .................................−20 to 85 °C
APPLICATION
Remote control transmit.
PIN CONFIGURATION (TOP VIEW)
http://www.DataSheet4U.net/
5/KEY5
6/KEY6
7/KEY7
0(LED0)/INT0
1(LED1)/INT1
2(LED2)
3(LED3)
4(LED4)
4
3
2
1
0
SS
OUT
IN
Fig. 1 Pin configuration (PLQP0032GB-A type)
Rev.1.06 Mar 07, 2008 Page 1 of 59
REJ03B0140-0106
datasheet pdf - http://www.DataSheet4U.net/









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7545 Даташит, Описание, Даташиты
7545 Group
Fig. 2 Pin configuration (PLSP0032JB-A type)
PIN CONFIGURATION (TOP VIEW)
http://www.DataSheet4U.net/
2(LED2)
3(LED3)
4(LED4)
5(LED5)
6(LED6)
7(LED7)
0(LED8)
1(LED9)
2/CARR
DDR
SS
CC
IN
OUT
SS
1(LED1)/INT1
0(LED0)/INT0
7/KEY7
6/KEY6
5/KEY5
4/KEY4
3/KEY3
2/KEY2
1/KEY1
0/KEY0
7
6
5
4
3
2
1
0
1
0
Fig. 3 Pin configuration (42S1M type)
Rev.1.06 Mar 07, 2008 Page 2 of 59
REJ03B0140-0106
datasheet pdf - http://www.DataSheet4U.net/









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7545 Даташит, Описание, Даташиты
7545 Group
Table 1 Performance overview (1)
Parameter
Number of basic instructions
Instruction execution time
Memory sizes ROM
M37545G1
M37545G2
M37545G4
M37545G6
M37545G8
M37545GC
M37545GF
RAM
M37545G1/G2
M37545G4/G6/G8/GC/GF
I/O port
P00P07 I/O
P10, P11 I/O (RLSS-only pin)
P20P27 I/O
P30P37 I/O
P40, P41 I/O (RLSS-only pin)
P42 I/O
Timer
Timer 1
Timer 2
Timer 3
Carrier wave generating circuit
Watchdog timer
Power-on reset circuit
Voltage drop detection circuit (Not available for RLSS)
Interrupt
Source
Function set Function set ROM
ROM area
ROM code protect
Device structure
Package
Operating temperature range
Power source f(XIN) = 4 MHz
voltage
Function
71
2.00 µs (Minimum instruction)
4096 bytes × 8 bits
8192 bytes × 8 bits
16384 bytes × 8 bits
24576 bytes × 8 bits
32768 bytes × 8 bits
49152 bytes × 8 bits
61440 bytes × 8 bits
RAM1: 240 bytes × 8 bits, RAM2: 16 bytes × 8 bits
RAM1: 384 bytes × 8 bits, RAM2: 128 bytes × 8 bits
• 1-bit × 8
• CMOS compatible input level
• CMOS 3-state output structure
• Whether the pull-up function/key-on wakeup function is to be used or not
can be determined by program.
• 1-bit × 2
• CMOS compatible input level
• The output structure can be switched to N-channel open-drain or CMOS by software.
• 1-bit × 8
• CMOS compatible input level
• The output structure can be switched to N-channel open-drain or CMOS by software.
• P2 can output a large current for driving LED.
• P20 and P21 are also used as INT0 and INT1, respectively.
• 1-bit × 8
• CMOS compatible input level
• The output structure can be switched to N-channel open-drain or CMOS by software.
• 1-bit × 2
• CMOS compatible input levelhttp://www.DataSheet4U.net/
• CMOS 3-state output structure
• 1-bit × 1
• CMOS compatible input level
• CMOS 3-state output structure
• Carrier wave output pin for remote-control transmitter
8-bit timer with timer 1 latch
Count source is Prescaler output.
8-bit timer with timer 2 primary latch and timer 2 secondary latch
Count source can be selected from f(XIN)/16, f(XIN)/8, f(XIN)/2 or f(XIN)/1.
8-bit timer with timer 3 latch
Count source can be selected from f(XIN)/16, f(XIN)/8 or f(XIN)/2 or carrier wave output.
Remote-control waveform is generated by using timer 2 and timer 3.
455 kHz carrier wave generating mode is available.
16-bit × 1
Built-in
Typ. 1.75 V (Ta=25 °C)
7 sources (External × 3, Timer × 3, Software)
Function set ROM is assigned to address FFDA16.
Enable/disable of watchdog timer and STP instruction can be selected.
Valid/invaid of voltage drop detection circuit can be selected.
ROM code protect is assigned to address FFDB16.
Read/write the built-in QzROM by serial programmer is disabled by setting
00to ROM code protect.
CMOS silicon gate
32-pin plastic molded LQFP (PLQP0032GB-A)
32-pin plastic molded SSOP (PLSP0032JB-A)
20 to 85 °C
1.8 to 3.6 V
Rev.1.06 Mar 07, 2008 Page 3 of 59
REJ03B0140-0106
datasheet pdf - http://www.DataSheet4U.net/










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