參數(shù)資料
型號: MC68HC05C9AMP
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 2.1 MHz, MICROCONTROLLER, PDIP40
封裝: PLASTIC, DIP-40
文件頁數(shù): 20/124頁
文件大?。?/td> 774K
代理商: MC68HC05C9AMP
MC68HSC05C9A
MC68HC05C9A Advance Information Data Sheet, Rev. 5.1
116
Freescale Semiconductor
B.4.4 2.4–3.6-Volt High-Speed SPI Timing
Num
Characteristic(1)
1. VDD = 2.4–3.6 Vdc
Symbol
Min
Max
Unit
Operating frequency
Master
Slave
fOP(M)
fOP(S)
dc
0.5
2.1
fOP
MHz
1
Cycle time
Master
Slave
tcyc(M)
tcyc(S)
2.0
480
tcyc
ns
2
Enable lead time
Master
Slave
tLead(M)
tLead(S)
Note(2)
240
2. Signal production depends on software.
ns
3
Enable lag time
Master
Slave
tLag(M)
tLag(S)
Note(2)
720
ns
4
Clock (SCK) high time
Master
Slave
tW(SCKH)M
tW(SCKH)S
340
190
ns
5
Clock (SCK) low time
Master
Slave
tW(SCKL)M
tW(SCKL)S
340
190
ns
6
Data setup time (inputs)
Master
Slave
tSU(M)
tSU(S)
100
ns
7
Data hold time (inputs)
Master
Slave
tH(M)
tH(S)
100
ns
8
Slave access time (time to data active from
high-impedance state)
tA
0
120
ns
9
Slave disable time (hold time to high-impedance state)
tDIS
240
ns
10
Data valid
Master (before capture edge)
Slave (after enable edge)(3)
3. Assumes 200 pF load on all SPI pins
tV(M)
tV(S)
0.25
240
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
100
2.0
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
100
2.0
ns
s
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