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參數(shù)資料
| 型號(hào)： | UPD4724GS-GJG |
| 廠商： | NEC Corp. |
| 元件分類： | 外設(shè)及接口 |
| 英文描述： | Low Power 5V RS232 Dual Driver/Receiver with 0.1?μF Capacitors; Package: SO; No of Pins: 16; Temperature Range: -40?°C to 85?°C |
| 中文描述： | 電可擦除可編程邏輯器件 |
| 文件頁(yè)數(shù)： | 3/16頁(yè) |
| 文件大?。?/td> | 140K |
| 代理商： | UPD4724GS-GJG |
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3
μ
PD4724
STBY EN
Remark
TRUTH TABLE
Driver
STBY
D
IN
D
OUT
Remark
L
×
Z
Standby mode (D/D converter OFF)
H
L
H
Space level output
H
H
L
Mark level output
Receiver
R
IN
R
OUT
R
4
to R
5
R
1
to R
3
R
4
to R
5
R
1
to R
3
L
L
×
×
H
H
Standby mode1 (D/D converter OFF)
L
H
L
×
H
H
Standby mode2 (D/D converter OFF, R
4
and R
5
operate)
L
H
H
×
L
H
Standby mode2 (D/D converter OFF, R
4
and R
5
operate)
H
×
L
H
Mark level input
H
×
H
L
Space level input
3 V and 5 V Switching
Note
V
CHA
Operation mode
L
5 V mode (Double boost)
H
3 V mode (Triple boost)
H: High level, L: Low level, Z: High-impedance,
×
: Don’t care
Note
Be sure to switch the V
CHA
pin in standby mode (STBY = L).
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