參數(shù)資料
型號: HD404369H
廠商: Hitachi,Ltd.
英文描述: 4-bit HMCS400-Series microcomputer
中文描述: 4位HMCS400系列微機
文件頁數(shù): 106/115頁
文件大?。?/td> 452K
代理商: HD404369H
HD404369 Series
106
Standard f
OSC
= 5 MHz Version AC Characteristics (HD404364/HD404368/HD4043612/HD404369:
V
CC
= 2.7 to 6.0 V, GND = 0 V, T
a
= –20 to +75
°
C)
Item
Symbol
Pins
Min
Typ
Max
Unit
Test Condition
Notes
Clock oscillation
frequency
f
OSC
OSC
1
, OSC
2
0.4
4
5.0
MHz
1/4 system clock
division ratio
1
X1, X2
32.768 —
kHz
Instruction cycle
time
t
cyc
0.8
1
10
μ
s
1
t
subcyc
244.14 —
μ
s
32-kHz oscillator,
1/8 system clock
division ratio
122.07 —
μ
s
32-kHz oscillator,
1/4 system clock
division ratio
Oscillation
stabilization time
(ceramic oscillator)
t
RC
OSC
1
, OSC
2
7.5
ms
2
Oscillation
stabilization time
(crystal oscillator)
t
RC
OSC
1
, OSC
2
40
ms
2
X1, X2
2
s
2
External clock high
width
t
CPH
OSC
1
80
ns
3
External clock low
width
t
CPL
OSC
1
80
ns
3
External clock rise
time
t
CPr
OSC
1
20
ns
3
External clock fall
time
INT
,
INT
, EVNB
high widths
t
CPf
OSC
1
20
ns
3
t
IH
INT
0
,
INT
1
, EVNB
2
t
cyc
/
t
subcyc
t
cyc
/
t
subcyc
t
cyc
t
RC
ms
4
INT
,
INT
1
, EVNB
low widths
t
IL
INT
0
,
INT
1
, EVNB
2
4
RESET
low width
STOPC
low width
RESET
rise time
STOPC
rise time
t
RSTL
t
STPL
t
RSTr
t
STPr
C
in
RESET
STOPC
RESET
STOPC
2
5
1
6
20
5
20
ms
6
Input capacitance
All input pins
except R1 and R2
15
pF
f = 1 MHz,
V
in
= 0 V
f = 1 MHz,
V
in
= 0 V
R1, R2
30
pF
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