W742C813 Datasheet, PDF (46/56 Pages) Winbond – 4 BIT MICROCONTROLLER

W742E/C813
DC Characteristics, continued
PARAMETER
Input Low Voltage
Input High Voltage
MFP Output Low Voltage
MFP Output High Voltage
Port RA, RB, RD Output
Low Voltage
Port RA, RB, RD Output
High Voltage
LCD Supply Current
SEG0-SEG39 Sink Current
(Used as LCD output)
SEG0-SEG39 Drive Current
(Used as LCD output)
Port RE, RF Sink Current
Port RE, RF Source Current
DTMF Output DC level
DTMF Distortion
DTMF Output Voltage
Pre-emphasis
Pull-up Resistor
RES Pull-up Resistor
SYM.
VIL
VIH
VML
VMH
VABL
VABH
ILCD
IOL1
IOH1
IEL
IEH
VTDC
THD
VTO
RC
RRES
CONDITIONS
-
-
IOL = 3.5 mA
IOH = 3.5 mA
IOL = 2.0 mA
IOH = 2.0 mA
All Seg. ON
VOL = 0.4V
VLCD = 0.0V
VOH = 2.4V
VLCD = 3.0V
VOL = 0.9V
VOH = 2.4V
RL = 5KΩ,
VDD = 2.5 to 3.8V
RL = 5KΩ,
VDD = 2.5 to 3.8V
Low group, RL = 5KΩ
Col/Row
Port RC
-
MIN.
VSS
0.7 VDD
-
2.4
-
TYP.
-
-
-
-
-
MAX.
0.3 VDD
VDD
0.4
-
0.4
UNIT
V
V
V
V
V
2.4
-
-
V
-
-
20
µA
90
-
-
µA
90
-
-
µA
9
-
-
mA
0.4
1.2
-
mA
1.1
-
2.8
V
-
-30
-23
dB
130
150
170
mVrms
1
2
3
dB
100
350 1000
KΩ
20
100
500
KΩ
8. AC CHARACTERISTICS
PARAMETER
Op. Frequency
SYM.
FOSC
Frequency Deviation by
Voltage Drop for RC Oscillator
Instruction Cycle Time
Reset Active Width
Interrupt Active Width
∆f
f
TI
TRAW
TIAW
CONDITIONS
RC type
Crystal type
f(3V) - f(2.4V)
f(3V)
One machine cycle
FOSC = 32.768 KHz
FOSC = 32.768 KHz
MIN.
-
-
-
-
1
1
TYP.
2000
3.58
-
4/FOSC
-
-
MAX.
-
-
10
-
-
-
UNIT
KHz
MHz
%
S
µS
µS
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