參數(shù)資料
型號: HD404654S
廠商: Hitachi,Ltd.
英文描述: 4-Bit Single-Chip Microcomputer
中文描述: 4位單片機
文件頁數(shù): 99/109頁
文件大?。?/td> 430K
代理商: HD404654S
HD404654 Series
99
I/O Characteristics for High-Current Pins (HD404652, HD404654: V
CC
= 1.8 to 6.0 V, GND = 0 V, T
a
= –20 to +75
°
C; HD4074654: V
CC
= 2.7 to 5.5 V, GND = 0 V, T
a
= –20 to +75
°
C, unless otherwise
specified)
Item
Symbol
Pin(s)
Min
Typ
Max
Unit
Test Condition
Note
Input high
voltage
V
IH
D
0
–D
9
0.7 V
CC
V
CC
+ 0.3 V
Input low
voltage
V
IL
D
0
–D
9
–0.3
0.3 V
CC
V
Output high
voltage
V
OH
D
0
–D
9
V
CC
– 1.0 —
V
–I
OH
= 0.5 mA
D
0
–D
3
2.0
V
–I
OH
= 10 mA,
V
CC
= 4.5 V to 6.0 V
I
OL
= 0.4 mA
2
Output low
voltage
V
OL
D
0
–D
9
0.4
V
D
4
–D
9
2.0
V
I
OL
= 15 mA,
V
CC
= 4.5 V to 6.0 V
V
in
= 0 V to V
CC
2
I/O leakage
current
| I
IL
|
D
0
–D
9
1
μ
A
1
Pull-down
MOS current
I
PD
D
0
–D
3
30
μ
A
V
CC
= 3 V, V
in
= 3 V
Pull-up MOS
current
Notes: 1. Output buffer current is excluded.
2. When using HD4074654, V
CC
= 4.5 V to 5.5 V.
–I
PU
D
4
–D
9
30
μ
A
V
CC
= 3 V, V
in
= 0 V
DTMF Characteristics (HD404652, HD404654: V
CC
= 1.8 to 6.0 V, GND = 0 V, T
a
= –20 to +75
°
C;
HD4074654: V
CC
= 2.7 to 5.5 V, GND = 0 V, T
a
= –20 to +75
°
C, unless otherwise specified)
Item
Symbol
Pin(s)
Min
Typ
Max
Unit
Test Condition
Note
Tone output
voltage (1)
V
OR
TONER
500
660
mV
rms
VT
– GND = 2.0 V,
R
L
= 100 k
, V
CC
= 3.0 V
VT
– GND = 2.0 V,
R
L
= 100 k
, V
CC
= 3.0 V
Short circuit between
TONER and TONEC
R
L
= 100 k
Short circuit between
TONER and TONEC
R
L
= 100 k
1
Tone output
voltage (2)
V
OC
TONEC
520
690
mV
rms
1
Tone output
distortion
%DIS
3
7
%
2
Tone output
ratio
dB
CR
2.5
dB
2
Notes: 1. See figure 79.
2. See figure 80.
These characteristics are guaranteed for an operating frequency (f
OSC
) of 400 kHz, 800 kHz, 2 MHz,
3.58 MHz, or 4 MHz.
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