s908ey16g2vfar Freescale Semiconductor, Inc, s908ey16g2vfar Datasheet - Page 271

• Manufacturer Part Number: s908ey16g2vfar
• Description: M68hc08 Microcontrollers Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

20.14 3V SPI Characteristics
Freescale Semiconductor
1. Numbers refer to dimensions in
2. All timing is shown with respect to 20% V
3. Time to data active from high-impedance state
4. Hold time to high-impedance state
5. With 100 pF on all SPI pins
Number
Diagram
10
11
1
2
3
4
5
6
7
8
9
(1)
Operating frequency
Cycle time
Enable lead time
Enable lag time
Clock (SPSCK) high time
Clock (SPSCK) low time
Data setup time (inputs)
Data hold time (inputs)
Access time, slave
Disable time, slave
Data valid time, after enable edge
Data hold time, outputs, after enable edge
Master
Slave
Master
Slave
Master
Slave
Master
Slave
Master
Slave
Master
Slave
CPHA = 0
CPHA = 1
Master
Slave
Master
Slave
(5)
Characteristic
MC68HC908EY16A • MC68HC908EY8A Data Sheet, Rev. 1
(3)
(4)
Figure 20-3
DD
(2)
and
and 70% V
Figure
DD
20-4.
, unless noted; 100 pF load on all SPI pins.
Symbol
t
t
t
t
t
t
SCKH(M)
t
SCKH(S)
SCKL(M)
SCKL(S)
t
t
t
t
t
f
CYC(M)
Lead(S)
t
t
f
CYC(S)
t
A(CP0)
A(CP1)
OP(M)
Lag(S)
SU(M)
t
DIS(S)
t
HO(M)
OP(S)
SU(S)
t
t
HO(S)
H(M)
H(S)
V(M)
V(S)
1/2 t
1/2 t
f
t
t
cyc
cyc
OP
Min
DC
cyc
cyc
40
40
40
40
—
—
—
/128
2
1
1
1
0
0
0
0
–35
–35
–35
–35
3V SPI Characteristics
64 t
64 t
f
Max
OP
128
f
50
50
50
60
60
—
—
—
—
—
—
—
—
—
—
—
OP
cyc
cyc
/2
MHz
MHz
Unit
t
t
t
t
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
cyc
cyc
cyc
cyc
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