EM78451AP EMC [ELAN Microelectronics Corp], EM78451AP Datasheet - Page 52

• Manufacturer Part Number: EM78451AP
• Description: 8-Bit Microcontroller
• Manufacturer: EMC [ELAN Microelectronics Corp]

EM78451
8-Bit Microcontroller
48 •
Symbol
VOL1
VOL2
VOL3
VOL4
IPH2
IPH
ISB
ICC
6.2 AC Characteristic
3
NOTE: Vdd = 5V, set up time period = 16.2ms ± 5%
Output Low Voltage
(Ports 5,6,8, P74~P77,
P90~P92,P95~P97,and
PF5~PF7))
Output Low Voltage
(P70~P72)
Output Low Voltage
(P93/SDO, P94/SCK)
Output Low Voltage
(P74~P77)
Pull-high current
Pull-high current
(P74,P75)
Power down current
Operating supply current
(Ta=0°C~70°C, VDD=5V±5%, VSS=0V)
Symbol
Twdt
Vdd = 3V, set up time period = 18.0ms ± 5%
Tdrh
Dclk
Tins
Ttcc
Parameter
Input CLK duty cycle
Instruction cycle time
(CK2="0")
TCC input period
Watchdog timer period
Device reset hold period
Parameter
IOL = 5.0mA
S7=1(IOCD Register bit7),
IOH = 10.0mA
S7=0(IOCD Register bit7),
IOH = 10.0mA
IOL = 7.0mA
IOL = 15.0mA
Pull-high active, input pin at VSS
Pull-high active, input pin at VSS
All input and I/O pin at VDD, output
pin floating, WDT enabled
/RESET="High",
Fosc=1.84324MHz (CK2="0"),
output pin floating
Condition
Conditions
(This specification is subject to change without further notice)
RC Type
Ta=25°C
Ta=25°C
Product Specification (V1.2) 05.27.2004
(Tins+20)/N*
Min
500
45
N= selected prescaler ratio.
Min
-50
Typ
18
-100
50
18
Typ
0.4
1
3
Max
Max
-240
DC
55
0.4
0.8
0.4
0.4
0.4
10
3
Unit
Unit
mA
mA
ms
ms
µA
µA
ns
ns
%
V
V
V