參數(shù)資料
型號: ST7FLCD1
廠商: 意法半導體
英文描述: 8-bit MCU for LCD Monitors with 60 KBytes Flash, 2 KBytes RAM, 2 DDC Ports and Infrared Controller
中文描述: 8位微控制器的液晶顯示器為60千字節(jié)閃存,2千字節(jié)RAM,2個DDC的港口和紅外線控制器
文件頁數(shù): 89/95頁
文件大?。?/td> 633K
代理商: ST7FLCD1
89/95
ST7FLCD1
Electrical Characteristics
Note:1. The minimum period t
ILIL
should not be less than the number of cycle times it takes to execute the
interrupt service routine plus 21 cycles.
2. For the case of I
OL
= 8 mA, 8 mA output current if corresponding overdrive bit = 1 in MISCR register.
3. Output high level by means of external pull-up resistor.
t
ILIL
Interrupt Pulse Period
See
Note 1
t
CPU
t
OXOV
Crystal Oscillator Start-up Time
50
ms
t
DDR
Power-up rise time
V
DD
min.
1
100
ms
Standard I/O Port Pins
V
OL
Output Low Level Voltage
Port A[7:6,3:0], Port B[3:0], Push Pull
I
OL
= 2 mA and V
DD
= 5 V
0.4
V
V
OL
Output Low Level Voltage Port C[1:0]
Open Drain
I
OL
= 4 mA and V
DD
= 5 V
0.4
V
V
OL
Output Low Level Voltage
Port A[5:4] (See
Note 2
)
I
OL
= 8 mA and V
DD
= 5 V
I
OL
= 2 mA and V
DD
= 5 V
0.4
V
V
OL
Output Low Level Voltage Port D[7:0]
Open Drain
I
OL
= 4 mA and V
DD
= 5 V
0.4
V
V
OH
Output High Level Voltage
Port A[7:6,3:0], Port B[3:0], Push Pull
I
OH
= 2 mA
V
DD
-0.8
V
V
OH
Output High Level Voltage
Port A[5:4]
I
OH
= 2 mA
I
OH
= 8 mA
V
DD
-0.8
V
V
OH
Output High Level Voltage
Port C[1:0], Port D (See
Note 3
)
V
DD
V
V
IH
Input High Level Voltage Port A [7:0],
Port B [3:0], Port C [1:0], Port D[7:0],
RESET
Leading Edge
0.7 * V
DD
V
DD
V
V
IL
Input Low Level Voltage Port A [7:0],
Port B [3:0], Port C [1:0], Port D[7:0],
RESET
Trailing Edge
V
SS
0.2 * V
DD
V
I
IL
I/O Ports Hi-Z Leakage Current
Port A[7:0], Port B[3:0], Port C[1:0], Port D[7:0], RESET
10
μA
C
OUT
C
IN
Capacitance: Ports (as Input or Output), RESET
12
8
pF
IRPU
Pull-up resistor current
V
DD
= 5V V
IN
= V
SS
T =
25°C
30
60
100
μA
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Unit
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