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參數(shù)資料
| 型號： | ML63512A |
| 廠商： | OKI SEMICONDUCTOR CO., LTD. |
| 英文描述： | 4-Bit Microcontroller with Built-in Level Detector, Melody Circuit, and Comparator,Operating at 0.9 V (Min.) |
| 中文描述： | 4內(nèi)置水平檢測，旋律電路，和比較，以0.9 V（最小操作位微控制器） |
| 文件頁數(shù)： | 2/30頁 |
| 文件大小： | 261K |
| 代理商： | ML63512A |
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Semiconductor
ML63512A/63514A
2/29
Stack level
Call stack level
Register stack level
: 16 levels
: 16 levels
I/O ports
Input ports: Selectable as input with pull-up resistor/high-impedance input
Output ports: N-channel open drain output (can directly drive LEDs)
Input-output ports: Selectable as input with pull-up resistor/high-impedance input
Selectable as N-channel open drain output/CMOS output
Can be interfaced with external peripherals that use a different power supply than this device
uses. (Power to the output port is supplied from V
DDI
(separate power suply))
Number of ports:
(For 48-pin packages)
Input port
: 1 port
￥
4 bits
Output port
: 1 port
￥
4 bits
Input-output port
: 6 ports
￥
4 bits
(For 64-pin packages)
Input port
: 1 port
￥
4 bits
Output port
: 1 port
￥
4 bits
Input-output port
: 9 ports
￥
4 bits
Melody output function
Melody sound frequency
Tone length
Tempo
Melody data
Number of ports
Buzzer driver signal output
: 529 to 2979 Hz (@ 32.768 kHz)
: 63 varieties
: 15 varieties
: Stored in the program memory
: 1 (dedicated pin)
: 4 kHz (@ 32.768 kHz)
Level detector
Conversion time
Dedicated input pins
: Approx. 183
m
s (@ 32.768 kHz)
: 2 pins (switched by software; for the secondary
functions of the input ports)
: 12 levels
Detection level
Comparator
Offset voltage
Comparison time
Number of channels
: 50 mV max. (V
DD
= 1.5 V)
: Approx. 183
m
s (@ 32.768 kHz)
: 1 (for the secondary functions of the input ports)
Reset function
Reset through RESETB pin (RESETB pin can be pulled up by mask option)
Power supply backup
Backup circuit (voltage multiplier) enables operation at 0.9 V minimum
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