参数资料
型号: MC68HC05C8ACB
厂商: MOTOROLA INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 2.1 MHz, MICROCONTROLLER, PDIP42
封装: SHRINK, PLASTIC, DIP-42
文件页数: 58/156页
文件大小: 755K
代理商: MC68HC05C8ACB
NON-DISCLOSURE
AGREEMENT
REQUIRED
MC68HSC05C8A
General Release Specification
MC68HC05C8A Rev. 3.0
150
MC68HSC05C8A
MOTOROLA
B.7 4.5 –5.5 V High-Speed SPI Timing
the MC68HSC05C8A with the exceptions given in the following table.
Num
Characteristic
Symbol
Min
Max
Unit
Operating Frequency
Master
Slave
fop(M)
fop(S)
dc
0.5
4.1
f
OP
MHz
1
Cycle Time
Master
Slave
tcyc(M)
tcyc(S)
2.0
244
tcyc
ns
2
Enable Lead Time
Master
Slave
tLead(M)
t
LEAD
(S)
122
ns
3
Enable Lag Time
Master
Slave
tLag(M)
tLag(S)
366
ns
4
Clock (SCK) High Time
Master
Slave
tW(SCKH)M
tW(SCKH)S
166
93
ns
5
Clock (SCK) Low Time
Master
Slave
tW(SCKL)M
tW(SCKL)S
166
93
ns
6
Data Setup Time (Inputs)
Master
Slave
tSU(M)
tSU(S)
49
ns
7
Data Hold Time (Inputs)
Master
Slave
tH(M)
tH(S)
49
ns
8
Slave Access Time
(Time to Data Active from High-Impedance State)
tA
061
ns
9
Slave Disable Time
(Hold Time to High-Impedance State)
tDIS
122
ns
10
Data Valid
Master (Before Capture Edge)
Slave (After Enable Edge)
tV(M)
tV(S)
0.25
122
tcyc(M)
ns
11
Data Hold Time (Outputs)
Master (After Capture Edge)
Slave (After Enable Edge)
tHO(M)
tHO(S)
0.25
0
tcyc(M)
ns
12
Rise Time (20% VDD to 70% VDD, CL = 200 pF)
SPI Outputs (SCK, MOSI, and MISO)
SPI Inputs (SCK, MOSI, MISO, and SS)
tRM
tRS
50
1.0
ns
s
13
Fall Time (70% VDD to 20% VDD, CL = 200 pF)
SPI Outputs (SCK, MOSI, and MISO)
SPI Inputs (SCK, MOSI, MISO, and SS)
tFM
tFS
50
1.0
ns
s
Signal production depends on software.
Assumes 200 pF load on all SPI pins.
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