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參數資料
| 型號： | HTVDS84 |
| 廠商： | Holtek Semiconductor Inc. |
| 英文描述： | 8-Bit High Performance Microcontroller With Macro Instruction and Voice Synthesizer and Tone Generator(高性能、8位微控制器，帶宏指令、聲話音成器和聲音發生器) |
| 中文描述： | 8位高性能微控制器，帶有宏觀指導和語音合成器和音發生器（高性能，8位微控制器，帶宏指令，聲話音成器和聲音發生器） |
| 文件頁數： | 10/44頁 |
| 文件大小： | 275K |
| 代理商： | HTVDS84 |
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Pin Description
Pin Name
I/O
Internal
Connection
Description
PA0~PA3
I
Wake-up
Pull-high
Trigger inputs
Can also be configured as wake-up inputs
PB1~PB7
I/O
Pull-high or
CMOS
Bidirectional I/O pins
Can be optioned as trigger inputs or LED outputs
PB0
I/O
Pull-high or
CMOS
Bidirectional I/O pins
Can be mask optioned as CDS interface with internal
Schmitt trigger input
AUD1
O
PMOS
Open Drain
Audio output for driving an external transistor
AUD2
O
PMOS
Open Drain
Audio output for driving an external transistor
OSC
I
Built-in RC oscillator
An oscillator resistor is connected between OSC and VSS
VDD
Positive power supply
VSS
Negative power supply, ground
Absolute Maximum Ratings
Supply Voltage................................. 0.3V to 6V
Storage Temperature................. 50 C to 125 C
Input Voltage.................V
SS
0.3V to V
DD
+0.3V
Operating Temperature .............. 20 C to 70 C
Note: These are stress ratings only. Stresses exceeding the range specified under "Absolute Maxi-
mum Ratings" may cause substantial damage to the device. Functional operation of this device
at other conditions beyond those listed in the specification is not implied and prolonged expo-
sure to extreme conditions may affect device reliability.
Electrical Characteristics
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
DD
Conditions
V
DD
Operating Voltage
2.4
5.2
V
I
STB
Standby Current
3V
No load, system HALT
1
3
A
I
DD
Operating Current
3V
No load, f
SYS
=4MHz
5
8
mA
I
OL
PB (0:7) Sink Current
3V
V
OL
=0.3V
4
6
mA
I
O
Max. AUD1 and AUD2
Output Current
3V
V
OH
=0.6V
1.5
2
mA
f
SYS
System Frequency
3V
R
OSC
=180k
3.6
4.0
4.4
MHz
HTVDS84
10
June 7, 2000
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