MPC8555ECPXAJD Freescale Semiconductor, MPC8555ECPXAJD Datasheet - Page 48

• Manufacturer Part Number: MPC8555ECPXAJD
• Description: IC MPU POWERQUICC III 783-FCPBGA
• Manufacturer: Freescale Semiconductor

Specifications of MPC8555ECPXAJD

• Processor Type: MPC85xx PowerQUICC III 32-Bit
• Speed: 533MHz
• Voltage: 1.2V
• Mounting Type: Surface Mount
• Package / Case: 783-FCPBGA
• For Use With: MPC8555CDS - BOARD EVALUATION CDS FOR 8555CWH-PPC-8555N-VX - BOARD EVAL QUICCSTART MPC8555CWH-PPC-8540N-VE - KIT EVAL SYSTEM MPC8540CWH-PPC-8555N-VE - EVALUATION SYSTEM QUICC MPC8555E
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Features: -

CPM
Notes:
48
SDA/SCL fall time
Stop condition setup time
2. divider = f
1. F
and 18 if enabled.
Example #1: if I2MODE[PDIV]=11 (prescaler=4) and I2MODE[FLT]=0 (digital filter disabled) then FMAX=BRGCLK/48
Example #2: if I2MODE[PDIV]=00 (prescaler=32) and I2MODE[FLT]=1 (digital filter enabled) then FMAX=BRGCLK/576
In master mode: divider=BRGCLK/(f
In slave mode: divider=BRGCLK/(f
MAX
MPC8555E PowerQUICC™ III Integrated Communications Processor Hardware Specification, Rev. 4.2
SDA
SCL
= BRGCLK/(min_divider*prescale. Where prescaler=25-I2MODE[PDIV]; and min_divider=12 if digital filter disabled
SCL
Characteristic
t
SCHDL
/prescaler.
t
SDHDL
t
SDLCL
t
SCLCH
SCL
Figure 31. CPM I2C Bus Timing Diagram
SCL
*prescaler)
*prescaler)=2*(I2BRG[DIV]+3)
Table 35. I2C Timing (continued)
Expression
t
t
SCHDH
t
SFALL
SCLDX
t
SRISE
t
SCHCL
2/(divider * f
t
SFALL
Min
-
SCL
All Frequencies
)
t
SDVCH
1/(33 * f
Max
t
Freescale Semiconductor
-
SCHDH
SCL
)
Unit
s
s