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參數(shù)資料
| 型號： | COPCH912C |
| 廠商： | National Semiconductor Corporation |
| 元件分類： | 8位微控制器 |
| 英文描述： | 8-BIT MICROCONTROLLER |
| 中文描述： | 8位微控制器 |
| 文件頁數(shù)： | 3/20頁 |
| 文件大?。?/td> | 275K |
| 代理商： | COPCH912C |
Absolute Maximum Ratings
(Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage (V
CC
)
Voltage at Any Pin
6.0V
0.3V to V
CC
+0.3V
Total Current into V
CC
Pin (Source)
Total Current out of GND Pin (Sink)
Storage Temperature Range
Note 1:
Absolute maximum ratings indicate limits beyond which damage to
the device may occur. DC and AC electrical specifications are not ensured
when operating the device at absolute maximum ratings.
80 mA
80 mA
65C to +150C
DC Electrical Characteristics
COP912C/COP912CH; 0C
≤
T
A
≤
+70C unless other specified
Parameter
Operating Voltage
912C
912CH
Power Supply Ripple 1 (Note 2)
Supply Current (Note 3)
CKI = 4 MHz
CKI = 4 MHz
HALT Current
INPUT LEVELS (V
IH
, V
IL
)
Reset, CKI:
Logic High
Logic Low
All Other Inputs
Logic High
Logic Low
Hi-Z Input Leakage/TRI-STATE Leakage
Input Pullup Current
G-Port Hysteresis
Output Current Levels
Source (Push-Pull Mode)
Conditions
Min
Typ
Max
Units
2.3
4.0
4.0
5.5
V
V
V
Peak to Peak
0.1 V
CC
V
CC
= 5.5V, tc = 2.5 μs
V
CC
= 4.0V, tc = 2.5 μs
V
CC
= 5.5V, CKI = 0 MHz
6.0
2.5
8
mA
mA
μA
<
1
0.9 V
CC
V
V
0.1 V
CC
0.7 V
CC
V
V
μA
μA
V
0.2 V
CC
+2
250
0.35 V
CC
V
CC
= 5.5V
V
CC
= 5.5V
2
0.05 V
CC
V
CC
= 4.0V, V
OH
= 3.8V
V
CC
= 2.3V, V
OH
= 1.8V
V
CC
= 4.0V, V
OL
= 1.0V
V
CC
= 2.3V, V
OL
= 0.4V
0.4
0.2
4.0
0.7
mA
mA
mA
mA
mA
pF
pF
Sink (Push-Pull Mode)
Allowable Sink/Source Current Per Pin
Input Capacitance (Note 4)
Load Capacitance on D2 (Note 4)
3
7
1000
Note 2:
Rate of voltage change must be less then 0.5 V/ms.
Note 3:
Supply current is measured after running 2000 cycles with a square wave CKI input, CKO open, inputs at rails and outputs open.
Note 4:
Characterized, not tested.
DS012060-2
FIGURE 1. MICROWIRE/PLUS Timing
C
www.national.com
3
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