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參數(shù)資料
| 型號： | DMC42P4008 |
| 元件分類： | 4位微控制器 |
| 英文描述： | 4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER |
| 中文描述： | 4位單片機的小型通用紅外遙控器 |
| 文件頁數(shù)： | 18/20頁 |
| 文件大?。?/td> | 158K |
| 代理商： | DMC42P4008 |
18
4Bit Single Chip Microcontroller
DMC42P4008
DEVICE OPERATION
The operational modes of the DMC42P4008 are listed in Table 1.
A single 5V power supply is required in the read mode.
All inputs are TTL levels except for V
PP
/ OEX.
PINS
MODE
READ
5.0V
PROGRAM
6.0V
VERIFY
6.0V
PROGRAM INHIBIT
6.0V
High Z
TABLE 1. Operating Modes
MODE
EPROM MODE
USER MODE
TEST
TABLE 2. The modes of DMC42P4008
DC PROGRAMMING CHARACTERISTICS
LIMIT
UNIT
MIN.
MAX.
Input Low Voltage
-0.1
0.8
V
Input High Voltage
2.0
V
Output Low Voltage during Verify
-
0.45
V
Output High Voltage during Verify
2.4
-
V
Quick-pulse Programming
12.5
13.0
V
Quick-pulse Programming
6.0
6.5
V
CEX
V
PP
/ OEX
V
DD
OUTPU
PIN NAME
RESETB
V
IL
V
DD
V
IL
V
IH
V
OL
V
OH
V
PP
V
DD
I
OL
= 2.1mA
V
IL
V
IL
V
IL
V
IL
V
PP
V
IL
V
PP
V
IH
D
IN
D
OUT
D
OUT
V
IL
V
IH
V
IH
V
IL
V
PP
= 12.5±0.5V
TEST CONDITION
PARAMETER
SYMBO
L
I
OH
= -400uA
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