参数资料
型号: MB89557APFT-XXX
厂商: FUJITSU LTD
元件分类: 微控制器/微处理器
英文描述: MICROCONTROLLER, PQFP100
封装: 12 X 12 MM, 1.20 MM, 0.40 MM PITCH, PLASTIC, TQFP-100
文件页数: 28/52页
文件大小: 1354K
代理商: MB89557APFT-XXX
MB89550A Series
34
DS07-12550-2E
(3) Power Supply Voltage
(4) Clock Timing
(AVss
= Vss = 0 V, TA = 40 °C to +85 °C)
Parameter
Symbol Pin Name
Condi-
tion
Value
Unit
Remarks
Min
Typ
Max
Clock frequency
FCH
X0, X1
1
12.5
MHz
FCL
X0A, X1A
32.768
kHz
Clock cycle time
tHCYL
X0, X1
80
1000
ns
tLCYL
X0A, X1A
30.5
s
Input clock pulse width
PWH1
PWL1
X0
20
ns
External clock
PWH2
PWL2
X0A
15.2
s
External clock
Input clock rise, fall time
tCR
tCF
X0
10
ns
External clock
0 V
VCC2
VCC1
Be sure that the power supply is set so that VCC2
≥ VCC1.
The MB89PV550A and MB89P558A operate on the VCC2 power supply only.
On the MB89558A and MB89557A, VCC1 is the power supply for internal CPU operation, and VCC2 is the
I/O power supply.
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