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參數(shù)資料
| 型號： | CXA1977R |
| 廠商： | Sony Corporation |
| 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 |
| 文件頁數(shù)： | 3/16頁 |
| 文件大小： | 273K |
| 代理商： | CXA1977R |
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CXA1977R
Pin Description
This input can invert
output form of D0 to
D8. In open
condition, this pin
turns to high level
input. (For details,
refer to the Output
Formula Chart.)
Digital output
D0 (LSB) to
D9 (MSB)
Underflow output
This input can invert
output form of D9
(MSB). In open
condition, this pin
turns to high level
input. (For details,
refer to the Output
Formula Chart.)
3-state control.
Turns to enable
when low is input.
In open condition,
this pin turns to high
level input.
Pin No.
Symbol
I/O
Pin voltage
Equivalent circuit
Description
5
8
12
46
1
200k
D4
D9
DGND1
DGND2
DV
CC
2
D0 to
D5 to
UNDER
OVER
16
17
45
47
ENABLE
PS
MINV
LINV
400k
20
21
23
24
15
16
17
100k
100k
DGND2
DV
CC
1
DGND1
1 to 5
8 to 12
46
47
15
45
6, 14,
16, 48
18
25
26
17
44
20
21
23
ENABLE
MINV
LINV
AGND
DGND2
D0 to D9
O
TTL
UNDER
OVER
DV
CC
1
DV
CC
2
DGND1
DV
CC
3
O
O
—
+5V
(typ.)
—
GND
—
+5V
(typ.)
GND
—
—
TTL
I
I
I
Overflow output
Digital power supply
Digital ground
Digital power supply
Digital negative
power supply
Analog negative
power supply
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