GMS81508B HYNIX [Hynix Semiconductor], GMS81508B Datasheet - Page 17

• Manufacturer Part Number: GMS81508B
• Description: HYUNDAI MICRO ELECTRONICS 8-BIT SINGLE-CHIP MICROCONTROLLERS
• Manufacturer: HYNIX [Hynix Semiconductor]

GMS81508B/16B/24B
7.5 AC Characteristics
(T
14
Operating Frequency
Oscillation Stabilizing
Time
External Clock Pulse
Width
External Clock Transi-
tion Time
Interrupt Pulse Width
RESET Input Width
Event Counter Input
Pulse Width
Event Counter Transi-
tion Time
A
=-20~+85 C, V
Parameter
DD
=5V 10%, V
XIN
INT0~INT3
RESET
EC1, EC2
t
t
Symbol
RCP,
REC,
t
t
t
f
CPW
ECW
RST
t
t
XIN
ST
IW
t
t
FCP
FEC
SS
=0V)
t
0.8V
REC
INT0, INT1, INT2, INT3
t
SYS
DD
Figure 7-1 Timing Chart
t
IW
t
ECW
= 1/f
X
EC0, EC2
EC0, EC2
RESET
IN
Pins
XIN
X
, X
X
X
t
IN
IN
IN
FEC
OUT
t
t
RCP
RST
t
t
CPW
ECW
t
IW
t
FCP
t
CPW
0.2V
0.2V
0.2V
DD
DD
DD
0.5V
Min.
1.0
40
2
8
2
-
-
-
0.8V
V
Specifications
DD
DD
HYUNDAI MicroElectronics
-0.5V
Typ.
-
-
-
-
-
-
-
-
DEC. 1999 Ver 1.04
Max.
10.0
20
20
20
-
-
-
-
MHz
Unit
t
t
t
ms
SYS
SYS
SYS
ns
ns
ns