參數(shù)資料
型號: W921C400
英文描述: Microcontroller
中文描述: 微控制器
文件頁數(shù): 41/53頁
文件大?。?/td> 394K
代理商: W921C400
W921E400A/W921C400
Publication Release Date: July 1999
- 41 -
Revision A3
W921C400 MASK ROM TYPE
(V
DD
V
SS
= 3.0V, F
OSC
= 4.0 MHz, T
A
= 25
°
C, all outputs unloaded)
PARAMETER
SYM.
F
OSC1
F
OSC2
CONDITIONS
MIN.
TYP.
400
800
MAX.
UNIT
KHz
KHz
Operating Frequency
F
OSC3
OSCI,
OSCO
One Machine
Cycle
2
MHz
Instruction Cycle Time
F
OSC4
F
OSC5
T
I
3.58
4
4/F
OSC
MHz
MHz
S
Serial Port Data Ready Time
T
DR
200
nS
Serial Port Data Hold Time
T
DH
200
nS
RESET
Active Width
ROW 1 Frequency (697Hz)
T
RAW
2
T
I
F
ROW1
F
OSC
= 4 MHz,
2 MHz, 800 KHz,
400 KHz
F
OSC
= 3.58 MHz
-0.5
+0.5
%
-0.92
+0.92
ROW 2 Frequency (770 Hz)
ROW 3 Frequency (852 Hz)
ROW 4 Frequency (941 Hz)
COL 1 Frequency (1209 Hz)
F
ROW2
Same as ROW1
Same as ROW1
Same as ROW1
Same as ROW1
-0.5
-0.92
-0.5
-0.92
-0.5
-0.92
-0.5
+0.5
+0.92
+0.5
+0.92
+0.5
+0.92
+0.5
%
%
%
%
F
ROW3
F
ROW4
F
COL1
COL 2 Frequency (1336 Hz)
COL 3 Frequency (1477 Hz)
COL 4 Frequency (1633 Hz)
Oscillator Start Time
Same as ROW1
Same as ROW1
Same as ROW1
-0.92
-0.5
-0.92
-0.5
-0.92
-0.5
-0.92
+0.92
+0.5
+0.92
+0.5
+0.92
+0.5
+0.92
F
COL2
%
%
%
mS
F
COL3
F
COL4
T
OST
OSCO
2
17
/F
OSC
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