参数资料
型号: MB89898PF
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PQFP100
封装: PLASTIC, QFP-100
文件页数: 8/45页
文件大小: 453K
代理商: MB89898PF
MB89890 Series
16
s
s BLOCK DIAGRAM
Timebase timer
CMOS I/O port 0
Reset circuit
(watchdog)
Oscillator
(Max 8 MHz)
Clock control
Oscillator
(32.768 kHz)
RST
8
X0A
X1A
X0
X1
P00 to P07
CMOS I/O port 1
P10 to P17
CMOS output port 2
P20 to P27
RAM
1.5 Kbytes or 2.0 Kbytes
F 2MC-8L
CPU
ROM
48 Kbytes or 60 Kbytes
DTMF generator
DTMF
V CC
×2,VSS ×2
MOD0, MOD1
AV CC, AVR, AV SS
The other pins
8-bit
PWM timer
Buzzer output
Modem timer
8-bit
serial I/O
CMOS I/O port 3
N-ch open-drain output port 4
8-bit
A/D converter
8/16-bit timer
Modem output
8-bit serial I/O
with 1-byte buffer
External interrupt 2
External interrupt 1
P30/PWM
P31/BUZR
P32/MSKI
P33
P34
P35/SK1
P36/SI1
P37/SO1
P50/AN00
to P57/AN07
P40 to P44
P60/TMO1
P61/TMO2
P62/TCLK
P63/MSKO
P64
P65/BSK1
P66/BSI1
P67/BSO1
P70/SK2
P71/SI2
P72/SO2
P73/BSK2
P74/BSI2
P75/BSO2
P76
P77
P80 to P87
P90/INT20
to P97/INT27
PA0/INT28
to PA3/INTB
PA4/INT0
to PA7/INT3
8
12
4
Internal
bus
Internal
bus
N-ch open-drain output port 5
CMOS I/O port 6
N-ch open-drain I/O port 7
N-ch open-drain output port 8
CMOS I/O pots 9, A
8
4
5
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