參數(shù)資料
型號: UPC1555
廠商: NEC Corp.
英文描述: TIMER CIRCUIT
中文描述: 定時器電路
文件頁數(shù): 1/12頁
文件大?。?/td> 103K
代理商: UPC1555
1986
The
μ
PC1555 is a powerful integrated circuit. Adding a few external parts to it can turn it into various types of
timing signal generators, such as monostable and astable multivibrators. It has trigger, threshold, and control pins.
Inputting a signal to the reset pin can stop the circuit operation easily. In addition, the output can sink current as high
as 200 mA (maximum). So, it can be used to drive relays and lamps.
TYPICAL CHARACTERISTICS
Supply voltage
Circuit current (V
CC
= 5 V) : 3 mA
Output current capacity
Temperature stability
Rising and falling time
FEATURES
Monostable and astable oscillation
Interfacing directly with TTL-level signals
Variable duty cycle
: 4.5 to 16 V
: 200 mA
: 0.005%/
°
C
: 100 ns
ORDERING INFORMATION
PIN CONFIGURATION (TOP VIEW)
Part number
Package
μ
PC1555C
8-pin plastic DIP (300 mil)
μ
PC1555G2 8-pin plastic SOP (225 mil)
EQUIVALENT CIRCUIT
DATA SHEET
Document No.
(Previous No. IC-1979)
Date Published November 1995 P
Printed in Japan
G10649EJ6V0DS00 (6th edition)
TIMER CIRCUIT
MOS INTEGRATED CIRCUIT
Bipolar Analog Integrated Circuit
μ
PC1555
1
GND
Trigger
Output
Reset
V
CC
Discharge
Threshold
Control voltage
2
3
4
8
7
R
COMP
COMP
R
R
V
REF
6
5
Flip-flop
Output
V
CC
R
2
1 k
8
6
5(3V
CC
)
Control
1
2
4
7
GND
Q
5
R
4
5 k
R
5 k
Q
11
Q
6
Q
3
Q
2
Q
8
Q
15
Q
22
Q
27
Q
18
Q
19
Q
20
Q
23
Q
26
Q
16
Q
21
Q
17
Q
24
Q
28
Q
7
Q
12
Q
25
Q
14
Q
13
Q
10
Q
9
Q
1
Q
4
R
3
5 k
R
7
4.7 k
R
8
100
3.3k
R
10
120
R
6
7.5k
R
6.2
k
R
3.9
k
3
R
10 k
Output
Threshold
Trigger
Reset
Discharge
R
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
UPC1555C 制造商:NEC 制造商全稱:NEC 功能描述:TIMER CIRCUIT
UPC1555C-A 制造商:Renesas Electronics 功能描述:Bulk
UPC1555G2 制造商:Renesas Electronics Corporation 功能描述:Semiconductor, Timer, SOP8,Vcc4.5to16V,I
UPC1555G2-A 制造商:Renesas Electronics 功能描述:Cut Tape 制造商:Renesas 功能描述:Standard Timer Single 8-Pin SOP
UPC156 制造商:未知廠家 制造商全稱:未知廠家 功能描述: