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參數資料
型號: HT82M9BEE
廠商: Holtek Semiconductor Inc.
英文描述: USB Mouse Encoder 8-Bit MCU with EEPROM
中文描述: USB鼠標編碼器8位微控制器帶有EEPROM
文件頁數: 4/47頁
文件大小: 336K
代理商: HT82M9BEE
D.C. Characteristics
Ta=25 C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
DD
Conditions
V
DD
Operating Voltage
3.3
5.5
V
I
DD1
Operating Current (6MHz Crystal)
5V
No load, f
SYS
=6MHz
7
9
mA
I
DD2
Operating Current (12MHz Crystal)
5V
No load, f
SYS
=12MHz
8
16
mA
I
STB1
Standby Current (WDT Enable)
5V
No load, system HALT,
USB suspend
250
A
I
STB2
Standby Current (WDT Disable)
5V
230
A
I
STB3
Standby Current (WDT Enable)
5V
No load, system HALT,
input/output mode,
setSUSPEND2[1CH].4
30
A
I
STB4
Standby Current (WDT Disable)
5V
15
A
V
IL1
Input Low Voltage for I/O Ports
5V
0
1.2
1.4
V
V
IH1
Input High Voltage for I/O Ports
5V
2.0
5.0
V
V
IL2
Input Low Voltage (RES)
5V
0
0.5V
DD
V
V
IH2
Input High Voltage (RES)
5V
0.8V
DD
V
DD
V
I
OL
Output Sink Current for I/O Ports
5V
V
OL
=0.4V
2
4
mA
I
OH
Output Port Source Current
5V
V
OL
=3.4V
2.5
4
mA
R
PD
Pull-down Resistance for PA0~PA3,
PB2 and PB3
5V
10
30
50
k
R
PH1
Pull-high Resistance for DATA(*)
1.3
1.5
2.0
k
R
PH2
Pull-high Resistance for CLK
2.0
4.7
6.0
k
R
PH3
Pull-high Resistance for I/O Ports
30
50
70
k
V
LVR
Low Voltage Reset
5V
2.0
2.4
3
V
Note: * The DATA pull-high must be implemented by the external 1.5k
A.C. Characteristics
Ta=25 C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
DD
Conditions
f
SYS
System Clock (Crystal OSC)
5V
6
12
MHz
f
RCSYS
RC Clock with 8-bit Prescaler
Register
5V
0
32
kHz
t
WDT
Watchdog Time-out Period
(System Clock)
Without WDT prescaler
1024
t
RCSYS
t
RF
USBD+, USBD- Rising & falling Time
75
300
ns
t
SST
System Start-up Timer Period
Wake-up from HALT
1024
t
SYS
t
OSC
Crystal Setup
5
10
ms
Note: Power-on period=t
WDT
+t
SST
+t
OSC
WDT Time-out in normal mode=1/f
RCSYS
256 WDTS+t
WDT
WDT Time-out in HALT mode=1/f
RCSYS
256 WDTS+t
SST
+t
OSC
HT82M9BEE/HT82M9BAE
Rev. 1.20
4
August 13, 2007
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