mcf54455 Freescale Semiconductor, Inc, mcf54455 Datasheet - Page 33

• Manufacturer Part Number: mcf54455
• Description: 32-bit Microprocessor With Usb On-the-go, Ethernet, Pci, Ddr2/ddr Controller And Encryption
• Manufacturer: Freescale Semiconductor, Inc

5.12
Table 18
Table 19
Freescale Semiconductor
lists specifications for the I
lists specifications for the I
Num
SSI_BCLK
SSI_RXD
I1
I2
I3
I4
I5
SSI_TXD
(Output)
I
SSI_FS
SSI_FS
(Input)
2
(Input)
1
1
2
1
3
C Timing Specifications
Num
I1
I2
I3
I4
I5
I6
I7
I8
I9
Start condition hold time
Clock low period
I2C_SCL/I2C_SDA rise time (V
Data hold time
I2C_SCL/I2C_SDA fall time (V
Start condition hold time
Clock low period
I2C_SCL/I2C_SDA rise time (V
Data hold time
I2C_SCL/I2C_SDA fall time (V
Clock high time
Data setup time
Start condition setup time (for repeated start condition only)
Stop condition setup time
Table 19. I
Table 18. I
MCF5445x ColdFire
S15
S15
2
2
2
2
C input timing parameters shown in
C output timing parameters shown in
C Output Timing Specifications between SCL and SDA
C Input Timing Specifications between SCL and SDA
S12
Figure 17. SSI Timing — Slave Modes
Characteristic
S13
S17
Characteristic
IH
IL
S11
= 2.4 V to V
= 0.5 V to V
IH
S18
IL
®
= 2.4 V to V
= 0.5 V to V
Microprocessor Data Sheet, Rev. 0
S12
IL
IH
= 0.5 V)
= 2.4 V)
IL
IH
= 0.5 V)
S16
= 2.4 V)
S15
Figure
Figure
18.
18.
Min
10
—
—
Min
6
7
—
—
2
8
0
4
0
2
2
Max
Max
—
—
—
—
—
—
—
1
1
—
—
—
—
3
S16
Electrical Characteristics
Units
t
t
t
t
t
SYS
SYS
ms
ms
SYS
SYS
SYS
S16
ns
ns
Units
t
t
t
SYS
SYS
SYS
µs
ns
S14
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