
ePVP6800
VFD Controller
This specification is subject to change without further notice.
11.28.2004 (V123)
37 of 47
mode
30
60
μ
A
VDD =3V CLK=32.768KHz, all
analog circuits disabled, all input and
I/O pin at VDD, output pin floating
Low clock current
(GREEN mode)
Crystal oscillation
operating mode
I
SB2
65
90
μ
A
VDD =5V CLK=32.768KHz, all
analog circuits disabled, all input and
I/O pin at VDD, output pin floating
30
45
μ
A
VDD =3V CLK=32.768KHz, all
analog circuits disabled, all input and
I/O pin at VDD, output pin floating
Low clock current
(IDLE mode)
Crystal oscillation operating
mode
I
SB3
45
60
μ
A
VDD =5V CLK=32.768KHz, all
analog circuits disabled, all input and
I/O pin at VDD, output pin floating
Operating supply current
(Normal mode)
Crystal oscillation operating
mode
I
CC
1.3
2
mA
/RESET=High, CLK=3.582MHz, all
analog circuits disabled, output pin
floating
12 AC Electrical Characteristic
12.1 CPU Instruction Timing
(Ta = -20
°
C ~ 70
°
C, VDD=5V, VSS=0V)
Parameter
Symbol
Condition
Min
Typ
Max
Unit
Input CLK duty cycle
Dclk
45
50
55
%
Instruction cycle time
Tins
32.768kHz
3.582MHz
60
550
us
ns
Device delay hold time
Tdrh
16
ms
TCC input period
Ttcc
Note 1
(Tins+20)/N
ns
Watchdog timer period
Twdt
Ta = 25
°
C
16
ms
NOTE:
N= selected prescaler ratio