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參數(shù)資料
| 型號： | UR5HCFJ8-P |
| 廠商： | Semtech Corporation |
| 英文描述： | Low-Power Keyboard Encoder for Portable Systems |
| 中文描述： | 低功耗便攜式鍵盤編碼器系統(tǒng) |
| 文件頁數(shù)： | 14/16頁 |
| 文件大?。?/td> | 195K |
| 代理商： | UR5HCFJ8-P |
Copyright Semtech, 1997-2001
DOC5-FJ 8-DS-107
www.semtech.com
14
ELECTRICAL SPECIFICATIONS
Absolute Maximum Ratings
Ratings
Supply Voltage
Input Voltage
Current Drain per Pin
(not including Vss or Vdd)
Operating Temperature
UR5HCFJ 8-XX
Storage Temperature Range
S ymbol
V
DD
V
IN
I
Value
-0.3 to +7.0
Vss -0.3 to V
DD
+0.3
25
Unit
V
V
mA
TA
T low to T high
-40 to +85
-65 to +150
°
C
T
STG
°
C
T hermal Charac teristic s
Charac teristic
Thermal Resistance
Plastic DIP
Plastic PLCC
S ymbol
T
J A
Value
Unit
°
C per W
60
70
DC Elec tric al Charac teristic s
(V
DD
=5.0 V
DC
+/-10%, V
SS
=0 V
DC
, Temperature range=T low to T high unless otherwise noted)
Charac teristic
S ymbol
Output Voltage (I load<10μA)
V
OL
V
OH
Output High Voltage (I load=0.8mA)
V
OH
Output Low Voltage (I load=1.6mA)
V
OL
Input High Voltage
V
IH
Input Low Voltage
V
IL
User Mode Current
I
PP
Data Retention Mode (0 to 70
°
C)
V
RM
Supply Current* (Run)
I
DD
I/O Ports Hi-Z Leakage Current
I
IL
Input Current
I
IN
I/O Port Capacitance
C
IO
*In a typical application circuit, including external A/D.
Min
Typ
Max
0.1
Unit
V
V
DD
–
0.1
V
DD
–
0.8
V
V
V
V
mA
V
mA
μA
μA
pF
0.4
V
DD
0.2xV
DD
10
0.7xV
DD
Vss
5
2.0
4.7
7.0
+/-10
+/- 1
12
8
Control T iming
(V
DD
=5.0 V
DC
+/-10%, V
SS
=0 V
DC
, Temperature range=T low to T high unless otherwise noted)
Charac teristic
S ymbol
Frequency of Operation
f
OSC
Crystal Option
External Clock Option
Crystal Oscillator Startup Time
f
OP
Crystal (
FOSC
/2)
External Clock Option
Cycle Time
t
CYC
Crystal Oscillator Startup Time
toxov
Stop Recovery Startup Time
ti
LCH
Reset Pulse Width
t
RL
Interrupt Pulse Width Low
t
LIH
Interrupt Pulse Period
ti
LIL
OSC1Pulse Width
t
OH
,
TOL
Min
Max
Unit
MHz
2.0
2.0
dc
MHz
2.0
2.0
dc
1000
ns
ms
ms
tcyc
ns
tcyc
ns
100
100
8
125
*
90
*The minimum period ti
LIL
should not be less than the number of cycle times it takes to execute the interrupt service routine plus 21 tcyc.
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相關(guān)代理商/技術(shù)參數(shù) |
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| UR5HCFJL | 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:Zero-PowerTM Keyboard Encoder for Portable Systems |
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| UR5HCFJL-FN | 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:Zero-PowerTM Keyboard Encoder for Portable Systems |
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