M37549 Datasheet PDF - Renesas Technology

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M37549
Renesas Technology

Part Number M37549
Description SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
Page 30 Pages


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7549 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
PRELIMINARY
Notice: This is not a final specification.
Some parametric limits are subject to change.
REJ03B0202-0200
Rev.2.00
Mar 05, 2007
DESCRIPTION
The 7549 Group is the 8-bit microcomputer based on the 740
family core technology.
The 7549 Group has an 8-bit timer, 16-bit timer, serial interface,
A/D converter, power-on reset circuit and the low voltage
detection circuit. Also, the Function set ROM is equipped.
FEATURES
www.DataSheet4BUa.csiocmmachine-language instructions ..................................71
• The minimum instruction execution time ................... 0.25 µs
(at 8 MHz oscillation frequency, double-speed mode)
• Memory size
ROM ................................... 2 K, 4K, 6 K bytes
RAM ........................................... 192/256 bytes
• Programmable I/O ports
I/O port............................................................19
Output port........................................................1
• Key-on wakeup .......................................................................8
• LED direct drive port..............................................................8
• Interrupts ............................................. 13 sources, 13 vectors
• Timers ....................................................................... 8-bit × 2
..................................................................................16-bit × 1
• Output compare ........................................................ 3 channel
• Input capture ............................................................. 1 channel
• Serial interface............................................................ 8-bit × 1
(UART or clock synchronous)
• A/D converter ............................ 10-bit resolution × 8-channel
• Clock generating circuit ..................................... Built-in type
(connect to external ceramic resonator or quartz-crystal oscillator,
32 kHz quartz-crystal oscillation available)
• High-speed on-chip oscillator ............................ Typ. : 4 MHz
• Low-speed on-chip oscillator .......................... Typ. : 250 kHz
• Watchdog timer ...................................................... 16-bit × 1
• Power-on reset circuit.......................................... Built-in type
• Low voltage detection circuit .............................. Built-in type
• Power source voltage
XIN oscillation frequency
(at ceramic resonator, in double-speed mode)
At 8 MHz ........................................ 4.5 to 5.5 V
At 2 MHz ........................................ 2.4 to 5.5 V
At 1 MHz ........................................ 2.2 to 5.5 V
XIN oscillation frequency
(at ceramic resonator, in high-speed mode)
At 8 MHz ........................................ 4.0 to 5.5 V
At 4 MHz ........................................ 2.4 to 5.5 V
At 1 MHz ........................................ 1.8 to 5.5 V
High-speed on-chip oscillator oscillation frequency
At 4 MHz......................................... 4.0 to 5.5 V
Low-speed on-chip oscillator oscillation frequency
At 250 kHz (typ. value at VCC = 5V).... 1.8 to 5.5 V
• Power dissipation ........................................................ 30 mW
• Operating temperature range ............................... -20 to 85°C
APPLICATION
Office automation equipment, factory automation equipment,
home electric appliances, consumer electronics, etc.
Rev.2.00 Mar 05, 2007 Page 1 of 70
REJ03B0202-0200



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7549 Group
PRELIMINARY
Notice: This is not a final specification.
Some parametric limits are subject to change.
PIN Configuration (top view)
www.DataSheet4U.com
P14/AN4/KEY4
P15/AN5/KEY5
RESET
P16/AN6/KEY6
P17/AN7/KEY7
P20/XOUT/XCOUT
VSS
P21/XIN/XCIN
VCC
CNVSS
P00(LED0)/INT0
P01(LED1)/INT1
1
2
3
4
5
6
7
8
9
10
11
12
24 P13/AN3/KEY3/T2OUT
23 P12/AN2/KEY2/CMP2
22 P11/AN1/KEY1/CMP1
21 P10/AN0/KEY0/CMP0
20 P31
19 P30
18 P07(LED7)/SRDY
17 P06(LED6)/SCLK
16 P05(LED5)/TxD
15 P04(LED4)/RxD
14 P03(LED3)/CAP0
13 P02(LED2)
Package type: PRSP0024GA-A (24P2Q-A)
Fig 1. Pin configuration (PRSP0024GA-A type)
Rev.2.00 Mar 05, 2007 Page 2 of 70
REJ03B0202-0200



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7549 Group
PRELIMINARY
Notice: This is not a final specification.
Some parametric limits are subject to change.
PIN Configuration (top view)
www.DataSheet4U.com
NC
NC
NC
P14/AN4/KEY4
P15/AN5/KEY5
RESET
P16/AN6/KEY6
P17/AN7/KEY7
NC
NC
NC
P20/XOUT/XCOUT
VSS
P21/XIN/XCIN
VCC
CNVSS
P00(LED0)/INT0
P01(LED1)/INT1
NC
NC
VSS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
Package type: 42S1M
Fig 2. Pin configuration (42S1M type)
NC
NC
P13/AN3/KEY3/T2OUT
P12/AN2/KEY2/CMP2
P11/AN1/KEY1/CMP1
P10/AN0/KEY0/CMP0
P31
P30
NC
NC
NC
NC
P07(LED7)/SRDY
P06(LED6)/SCLK
P05(LED5)/TxD
P04(LED4)/RxD
P03(LED3)/CAP0
P02(LED2)
NC
NC
NC
Rev.2.00 Mar 05, 2007 Page 3 of 70
REJ03B0202-0200



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7549 Group
PRELIMINARY
Notice: This is not a final specification.
Some parametric limits are subject to change.
PERFORMANCE OVERVIEW
Table 1 Performance overview
Parameter
Number of basic instructions
Instruction execution time
Oscillation frequency
Memory sizes
ROM M37549G1
M37549G2
M37549G3
RAM M37549G1
M37549G2
www.DataSheet4U.com
I/O port
M37549G3
P00-P07 I/O
P10-P17 I/O
P20 Output
P21 I/O
P30, P31 I/O
Interrupt
Source
Timer
Output compare
Input capture
Serial interface
A/D converter
Watchdog timer
Power-on reset circuit
Low voltage detection circuit
Clock generating circuit
Function set ROM Function set ROM
area
ROM code protect
Power source
voltage
(at ceramic
resonator)
Double- at 8 MHz oscillation
speed at 2 MHz oscillation
mode at 1 MHz oscillation
High-
speed
mode
at 8 MHz oscillation
at 4 MHz oscillation
at 1 MHz oscillation
Power source
voltage
(at high-speed on-
chip oscillator)
Double- at 4 MHz oscillation
speed
mode
Power source
voltage
(at low-speed on-
chip oscillator)
Double- at 250 kHz oscillation
speed
mode
Power dissipation
Operating temperature range
Device structure
Package
Function
71
0.25 µs (Minimum instruction, oscillation frequency 8MHz, double-speed mode)
8 MHz (Maximum)
2K bytes × 8 bits
4K bytes × 8 bits
6K bytes × 8 bits
192 bytes × 8 bits
256 bytes × 8 bits
256 bytes × 8 bits
1-bit × 8, LED direct drive ports
1-bit × 8
1-bit × 1
1-bit × 1
1-bit × 2
13 sources, 13 vectors
8-bit × 2, 16-bit × 1
3-channel
1 channel
8-bit × 1 (UART or clock synchronous)
10-bit resolution × 8 channel
16-bit × 1
Built-in
Built-in
Built-in (external ceramic resonator or quartz-crystal oscillator, external 32-kHz
quartz-crystal oscillator available) (built-in high/low-speed on-chip oscillator)
Function set ROM is assigned to address FFD816 to FFDA16.
Valid/invaid of low voltage detection circuit can be selected.
Oscillation mode can be selected.
Enable/disable of watchdog timer and STP instruction can be selected.
ROM code protect is assigned to address FFDB16.
Read/write the built-in QzROM by serial programmer is disabled by setting “00”
to ROM code protect.
4.5 to 5.5 V
2.4 to 5.5 V
2.2 to 5.5 V
4.0 to 5.5 V
2.4 to 5.5 V
1.8 to 5.5 V
4.0 to 5.5 V
1.8 to 5.5 V
TBD
-20 to 85 °C
CMOS sillicon gate
24-pin plastic molded SSOP (PRSP0024GA-A)
42-pin shrink ceramic PIGGY BACK (42S1M)
Rev.2.00 Mar 05, 2007 Page 4 of 70
REJ03B0202-0200



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