- 您現在的位置：買賣IC網 > PDF目錄353076 > EP8290 RTC Module With CPU Supervisor PDF資料下載
參數資料
| 型號： | EP8290 |
| 元件分類： | CPU監測 |
| 英文描述： | RTC Module With CPU Supervisor |
| 中文描述： | 時鐘模塊CPU監控 |
| 文件頁數： | 1/1頁 |
| 文件大小： | 15K |
| 代理商： | EP8290 |
14 Pin DIP 5 Tap Low Power TTL Compatible
Active Delay Lines
Whichever is greater.
Delay times referenced from input to leading edges at 25°C, 5.0V, with no load.
TAP DELAYS
TOTAL DELAYS
PART
±5% or 2 nS
NUMBER
10, 20, 30, 40
50
EP8270
11, 22, 33, 44
55
EP8271
12, 24, 36, 48
60
EP8272
13, 26, 39, 52
65
EP8273
14, 28, 42, 56
70
EP8274
15, 30, 45, 60
75
EP8275
16, 32, 48, 64
80
EP8276
17, 34, 51, 68
85
EP8277
18, 36, 54, 72
90
EP8278
19, 38, 57, 76
95
EP8279
20, 40, 60, 80
100
EP8280
25, 50, 75, 100
125
EP8281
TAP DELAYS
TOTAL DELAYS
PART
±5% or 2 nS
NUMBER
30, 60, 90, 120
150
EP8282
35, 70, 105, 140
175
EP8283
40, 80, 120, 160
200
EP8284
45, 90, 135, 180
225
EP8285
50, 100, 150, 200
250
EP8286
55, 110, 165, 220
275
EP8287
60, 120, 180, 240
300
EP8288
70, 140, 210, 280
350
EP8289
80, 160, 240, 320
400
EP8290
90, 180, 270, 360
450
EP8291
100, 200, 300, 400
500
EP8292
EIN
Pulse Input Voltage
3.2
Volts
PW
Pulse Width % of Total Delay
110
%
TRI
Pulse Rise Time (0.75 - 2.4 Volts)
2.0
nS
PRR
Pulse Repetition Rate @ Td
≤ 200 nS
1.0
MHz
Pulse Repetition Rate @ Td > 200 nS
100
KHz
VCC
Supply Voltage
5.0
Volts
Input Pulse Test Conditions
Unit
Recommended
Operating Conditions
Min
Max
Unit
VCC
Supply Voltage
4.75
5.25
V
VIH
High-Level Input Voltage
2.0
V
VIL
Low-Level Input Voltage
0.8
V
IIK
Input Clamp Current
-18
mA
IOH
High-Level Output Current
-0.4
mA
IOL
Low-Level Output Current
8
mA
PW*
Pulse Width of Total Delay
40
%
d*
Duty Cycle
40
%
TA
Operating Free-Air Temperature
0
+70
°C
*These two values are inter-dependent.
Package Dimensions
Schematic
VOH High-Level Output Voltage
VCC= min. VIL= max. IOH = max 2.7
V
VOL
Low-Level Output Voltage
VCC= min. VIH = min. IOL= max
0.5
V
VIK
Input Clamp Voltage
VCC= min. II = IIK
-1.5
V
IIH
High-Level Input Current
VCC= max. VIN = 2.7V
20
A
VCC= max. VIN = 5.25V
0.1
mA
IIL
Low-Level Input Current
VCC= max. VIN = 0.5V
-0.36
mA
IOS
Short Circuit Output Current
VCC= max. VOUT = 0.
-5
-42
mA
(One output at a time)
ICCH High-Level Supply Current
VCC= max. VIN = OPEN
30
mA
ICCL Low-Level Supply Current
VCC= max. VIN = 0
30
mA
TRO
Output Rise Time
Td
≤ 500 nS (0.75 to 2.4 Volts)
8
nS
NH
Fanout High-Level Output
VCC= max. VOH = 2.7V
20 TTL LOAD
NL
Fanout Low-Level Output
VCC= max. VOL = 0.5V
20LS TTL LOAD
DC Electrical Characteristics
Parameter
Test Conditions
Min
Max Unit
DSD82XXb
Rev. A 2/5/96
QAF-CSO1 Rev. B 8/25/94
Unless Otherwise Noted Dimensions in Inches
Tolerances:
Fractional = ± 1/32
.XX = ± .030
.XXX = ± .010
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
TEL: (818) 892-0761
FAX: (818) 894-5791
E L E C T R O N I C S
I N C .
.365
Max.
.780 Max.
.280
Max.
PCA
EP82XX
Date Code
.010
Typ.
.125 ± .010
.020
Min.
.250
Max.
.020
Typ.
White Dot
Pin#1
.100
.300
.200
12
4
10
6
8
1
7
OUTPUT
GROUND
INPUT
14
VCC
相關PDF資料 |
PDF描述 |
|---|---|
| EP8291 | RTC Module With CPU Supervisor |
| EP8292 | Tapped Delay Line |
| EP8301 | Tapped Delay Line |
| EP8302 | Tapped Delay Line |
| EP8303 | Tapped Delay Line |
相關代理商/技術參數 |
參數描述 |
|---|---|
| EP8291 | 制造商:PCA 制造商全稱:PCA ELECTRONICS INC. 功能描述:14 Pin DIP 5 Tap Low Power TTL Compatible Active Delay Lines |
| EP8292 | 制造商:PCA 制造商全稱:PCA ELECTRONICS INC. 功能描述:14 Pin DIP 5 Tap Low Power TTL Compatible Active Delay Lines |
| EP8301 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Tapped Delay Line |
| EP8301-RC | 制造商:PCA 制造商全稱:PCA ELECTRONICS INC. 功能描述:14 Pin DIP 10 Tap TTL Compatible Active Delay Lines |
| EP8302 | 制造商:PCA 制造商全稱:PCA ELECTRONICS INC. 功能描述:14 Pin DIP 10 Tap TTL Compatible Active Delay Lines |
發布緊急采購，3分鐘左右您將得到回復。