ht82m9be Holtek Semiconductor Inc., ht82m9be Datasheet - Page 4

• Manufacturer Part Number: ht82m9be
• Description: Ht82m99e/ht82m99a -- Usb Mouse Encoder 8-bit Mcu
• Manufacturer: Holtek Semiconductor Inc.

D.C. Characteristics
Note:
A.C. Characteristics
Note: Power-on period=t
Rev. 1.60
V
I
I
I
I
I
V
V
V
V
I
I
I
I
R
R
R
R
V
f
f
t
t
t
t
t
Symbol
Symbol
DD1
DD2
STB1
STB2
STB3
OL1
OH1
OL2
OH2
SYS
RCSYS
WDT
RF
RES
SST
OSC
DD
IL1
IH1
IL2
IH2
LVR
PD
PH1
PH2
PH3
WDT Time-out in normal mode=1/f
WDT Time-out in HALT mode=1/f
* The DATA pull-high must be implemented by the external 1.5k
* include 15k loading of USBD+, USBD- line in host terminal.
Operating Voltage
Operating Current (6MHz Crystal)
Operating Current (12MHz Crystal)
Standby Current
Standby Current (WDT Enable)
Standby Current (WDT Disable)
Input Low Voltage for I/O Ports
Input High Voltage for I/O Ports
Input Low Voltage (RES)
Input High Voltage (RES)
Output Sink Current for PA4~PA7,
PB1, PB4~PB7, PC0~PC3
Output Source Current for PA4~PA7,
PB1, PB4~PB7, PC0~PC3
Output Sink Current for PA0~PA3,
PB2~PB3
Output Source Current for PA0~PA3,
PB2~PB3
Pull-down Resistance for PA0~PA3,
PB2~PB3
Pull-high Resistance for DATA(*)
Pull-high Resistance for CLK
Pull-high Resistance for I/O Ports
Low Voltage Reset
System Clock (Crystal OSC)
RC Clock with 8-bit Prescaler
Register
Watchdog Time-out Period
(System Clock)
USBD+, USBD- Rising & falling Time
External Reset Low Pulse Width
System Start-up Timer Period
Crystal Setup
Parameter
Parameter
WDT
+t
SST
+t
OSC
RCSYS
RCSYS
256 WDTS+t
256 WDTS+t
V
V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
DD
DD
Test Conditions
No load, f
No load, f
No load, system HALT,
USB suspend**
No load, system HALT,
input/output mode,
set SUSPEND2 [1CH].4
V
V
V
V
Test Conditions
Without WDT prescaler
Wake-up from HALT
4
OL
OH
OL
OH
=0.4V
=0.4V
=3.4V
=3.4V
SST
Conditions
Conditions
WDT
+t
SYS
SYS
OSC
=6MHz
=12MHz
HT82M9BE/HT82M9BA
0.9V
1024
Min.
Min.
3.3
2.0
1.3
2.0
2.0
10
10
30
75
2.5
0
0
2
8
6
0
1
DD
1024
Typ.
Typ.
1.5
4.7
2.4
15
12
30
50
32
7
8
4
5
4
0.4V
Max.
Max.
500
V
V
300
5.5
0.8
2.0
6.0
16
30
20
50
70
12
10
9
3
DD
DD
April 16, 2008
DD
Ta=25 C
Ta=25 C
t
RCSYS
Unit
Unit
MHz
kHz
t
mA
mA
mA
mA
mA
mA
k
k
k
k
ms
ms
SYS
ns
V
V
V
V
V
V
A
A
A