W921E840A Datasheet, PDF (42/58 Pages) Winbond – 4-BIT MICROCONTROLLER

W921E840A/W921C840
7. ABSOLUTION MAXIMUM RATINGS
PARAMETER
SYMBOL
RATING
UNIT
DC Supply Voltage
Input/Output Voltage
VDD−VSS
-0.3 to +7.0
V
VIL
VSS − 0.3
VIH
VDD + 0.3
V
VOL
VSS − 0.3
VOH
VDD + 0.3
Power Dissipation
PD
120
mW
Operating Temperature
TOPR
0 to +70
°C
Storage Temperature
TSTG
-55 to +150
°C
Note: Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect the life and reliability
of the device.
8. ELECTRICAL CHARACTERISTICS
8.1 DC Characteristics
W921E840A EPROM Type
(VDD−VSS = 3.0V, FOSC = 4.0 MHz, TA = 25° C, all outputs unloaded)
PARAMETER
SYM.
CONDITIONS
Operating Voltage
VDD
−
Operating Current
IOP1 Analog active, VDD = 5V,
FOSC = 4 MHz
IOP2 Analog disable, VDD = 5V,
FOSC = 4 MHz
Operating Current
IOP3 Analog active, VDD = 3V,
FOSC = 800 KHz
(Active Mode)
IOP4 Analog disable, VDD = 3V,
FOSC = 800 KHz
IOP5 Analog active, VDD = 3V,
FOSC = 400 KHz
IOP6 Analog disable, VDD = 3V,
FOSC = 400 KHz
IHM1 VDD = 5V, FOSC = 4 MHz
Hold Mode Current
IHM2 VDD = 3V, FOSC = 800 KHz
IHM3 VDD = 3V, FOSC = 400 KHz
IHM4 VDD = 3V, FOSC = 32.768
KHz
MIN.
2.8
−
TYP.
3.0
9
MAX.
5.5
12
−
5
7
−
3.1
4.3
−
0.6
1.8
−
1.0
2.0
−
0.4
1.2
−
1.2
3.5
−
0.3
0.7
− 0.25 0.5
−
50
80
UNIT
V
mA
mA
mA
mA
mA
mA
mA
mA
mA
µA
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