参数资料
型号: M30850FJFP
元件分类: 微控制器/微处理器
英文描述: 32-BIT, FLASH, 32 MHz, MICROCONTROLLER, PQFP100
封装: 14 X 20 MM, 0.65 MM PITCH, PLASTIC, QFP-100
文件页数: 69/92页
文件大小: 796K
代理商: M30850FJFP
Page 71
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5. Electrical Characteristics (M32C/85)
BCLK
CSi
18ns.max
ADi
18ns.max
RD
18ns.max
-3ns.min
0ns.min
BHE
ADi
/DBi
0ns.min
30ns.min
td(BCLK-RD)
tsu(DB-BCLK)
tac2(RD-DB)
tdz(RD-AD)
8ns.max
ALE
-2ns.min
td(BCLK-ALE)
18ns.max
td(BCLK-CS)
td(AD-ALE)
th(ALE-AD)
th(BCLK-RD)
th(RD-AD)
th(RD-DB)
td(BCLK-AD)
th(BCLK-CS)
th(RD-CS)
th(BCLK-ALE)
tcyc
Memory Expansion Mode and Microprocessor Mode
(when accessing external memory space and using the multiplexed bus)
18ns.max
0ns.min
BCLK
CSi
18ns.max
ADi
18ns.max
0ns.min
BHE
ADi
/DBi
WR,WRL,
WRH
th(WR-CS)
td(AD-ALE)
ALE
-2ns.min
td(BCLK-ALE)
th(ALE-AD)
td(BCLK-WR)
th(BCLK-WR)
td(BCLK-CS)
td(BCLK-AD)
th(BCLK-AD)
th(BCLK-CS)
th(WR-AD)
td(DB-WR)
th(WR-DB)
th(BCLK-ALE)
18ns.max
tac2(AD-DB)
th(BCLK-AD)
0ns.min
tcyc
[ Read Timing ] (2
φ +2φ Bus Cycles)
Address
(1)
td(AD-ALE)=(tcyc/2 x n-20)ns.min (if external bus cycle is a
φ + bφ, n=a)
th(ALE-AD)=(tcyc x n-10)ns.min (if external bus cycle is a
φ + bφ, n=a)
th(RD-AD)=(tcyc/2-10)ns.min, th(RD-CS)=(tcyc/2-10)ns.min
tac2(RD-DB)=(tcyc/2 x m-35)ns.max (if external bus cycle is a
φ + bφ, m=(b x 2)+1)
tac2(AD-DB)=(tcyc/2 x p-35)ns.max (if external bus cycle is a
φ + bφ, p={(a+b-1) x 2}-1)
NOTES:
1. Varies with operation frequency:
Data input
Address
(1)
[ Write Timing ] (2
φ +2φ Bus Cycles)
(2)
Address
Data output
Address
(2)
td(AD-ALE)=(tcyc/2 x n - 20)ns.min
(if external bus cycle is a
φ + bφ, n=a)
th(ALE-AD)=(tcyc x n -10)ns.min
(if external bus cycle is a
φ + bφ, n=a)
th(WR-AD)=(tcyc/2-10)ns.min,
th(WR-CS)=(tcyc/2-10)ns.min, th(WR-DB)=(tcyc/2-10)ns.min
td(DB-WR)=(tcyc/2 x m-25)ns.min
(if external bus cycle is a
φ + bφ, m=(b x 2)+1)
NOTES:
2. Varies with operation frequency:
Measurement Conditions:
VCC1=VCC2=3.0 to 3.6V
Input high and low voltage:
VIH=1.5V, VIL=0.5V
Output high and low voltage:
VOH=1.5V, VOL=1.5V
Vcc1=Vcc2=3.3V
Figure 5.8 VCC1=VCC2=3.3V Timing Diagram (2)
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