參數(shù)資料
型號(hào)： MC68HSC05C8CB
廠商： MOTOROLA INC
元件分類： 微控制器/微處理器
英文描述： 8-BIT, MROM, 4.1 MHz, MICROCONTROLLER, PDIP42
封裝： SHRINK, PLASTIC, DIP-42
文件頁數(shù)： 39/166頁
文件大?。?/td> 1914K
代理商： MC68HSC05C8CB
Electrical Specifications
3.3-V Serial Peripheral Interface Timing
MC68HC05C8A MC68HCL05C8A MC68HSC05C8A — Rev. 5.0
Technical Data
MOTOROLA
Electrical Specifications
133
13.12 3.3-V Serial Peripheral Interface Timing
Num
Characteristic(1)
1. VDD = 3.3 Vdc ± 0.3 Vdc; VSS = 0 Vdc, TA = TL to TH. Refer to Figure 13-9 and Figure 13-10 for timing diagrams.
Symbol
Min
Max
Unit
Operating frequency
Master
Slave
fOP(M)
fOP(S)
dc
0.5
1.0
fOP
MHz
1
Cycle time
Master
Slave
tCYC(M)
tCYC(S)
2.0
1.0
—
tCYC
s
2
Enable lead time
Master
Slave
tLead(M)
tLead(S)
(2)
500
2. Signal production depends on software.
—
ns
3
Enable lag time
Master
Slave
tLag(M)
tLag(S)
(2)
1.5
—
ns
s
4
Clock (SCK) high time
Master
Slave
tW(SCKH)M
tW(SCKH)S
720
400
—
ns
5
Clock (SCK) low time
Master
Slave
tW(SCKL)M
tW(SCKL)S
720
400
—
ns
6
Data setup time (inputs)
Master
Slave
tSU(M)
tSU(S)
200
—
ns
7
Data hold time (inputs)
Master
Slave
tH(M)
tH(S)
200
—
ns
8
Slave access time (time to data active from high-impedance
state)
tA
0
250
ns
9
Slave disable time (hold time to high-impedance state)
tDIS
—
500
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
—
500
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
—
200
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
—
200
2.0
ns
s
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