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參數(shù)資料
| 型號： | U2391B |
| 英文描述： | Quartz Controlled Pulse Generator |
| 中文描述： | 石英控制脈沖發(fā)生器 |
| 文件頁數(shù)： | 3/7頁 |
| 文件大?。?/td> | 78K |
| 代理商： | U2391B |
U2391B
TELEFUNKEN Semiconductors
Rev. A1, 30-May-96
3 (7)
Absolute Maximum Ratings
Reference point Pin 2, unless otherwise specified
Parameters
Symbol
I
S
i
s
V
S
Value
30
150
13.2
Unit
mA
Supply current
t
10 s
Supply voltage
without series resistance
Voltages
Selection logic
Control logic
Output stage, without
protection circuit
Currents
Test logic
Oscillator
Output stage
Power dissipation
T
amb
= 45
°
C
T
amb
= 85
°
C
Pin 8
Pin 8
V
Pin 1
Pin 4
Pin 3
V
1
V
4
V
3
0 to V
S
0 to V
S
28.8
V
Pin 7
Pin 5, 6
Pin 3
t
1 ms
I
7
I
osc
I
3
±
100
±
100
300
A
A
mA
P
tot
270
135
mW
Storage temperature range
Ambient temperature range
Junction temperature
T
stg
T
amb
T
j
–40 to +125
–20 to +100
125
°
C
°
C
°
C
Electrical Characteristics
V
S
= 5 V, Tamb = 25
°
C, figure 1, reference point Pin 2, unless otherwise specified
Parameters
Test Conditions / Pins
V
8
= 5 V
V
8
= 12 V
Symbol
I
S
Min.
Typ.
1.2
Max.
1.5
2
Unit
mA
DC supply currents
Pin 8
Minimum supply voltage
Supply voltage limitation
Pin 8
Pin 8
V
S
V
S
4.5
13.2
V
V
I
8
= 3 mA
I
8
= 30 mA
Pin 8
15
16.3
17.2
Voltage monitoring
Turn-on threshold
Turn-off threshold
Temperature coefficient
Selection logic
V
TON
V
TOFF
–TC
I
1
–I
1
I
4
–I
4
–I
4
3.6
2.4
0.33
6
6
45
135
V
V
%/K
A
Pin 1 =
Pin 1 = + (60 s)
Pin 4 = 0 V (Interrupt)
Pin 4 = 5 V (Reset)
Reset current
(1 s)
Control logic
65
1500
A
Oscillator
Operating current
Build-up time
f
osc
= 32768 Hz, C
osc
33 pF
Pin 5, 6
–Iosc
t
on
20
1.5
A
s
8
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