mcf52221 Freescale Semiconductor, Inc, mcf52221 Datasheet - Page 42

• Manufacturer Part Number: mcf52221
• Description: Mcf52223 Coldfire Microcontroller 32-bits Microcontrollers With Usb And Zigbee
• Manufacturer: Freescale Semiconductor, Inc

Electrical Characteristics
2.16
Table 36
Figure 15
42
1
lists specifications for the debug AC timing parameters shown in
shows real-time trace timing for the values in
DSCLK and DSI are synchronized internally. D4 is measured from the synchronized DSCLK input relative to
the rising edge of CLKOUT.
Num
Debug AC Timing Specifications
D4
D1
D2
D3
D5
D6
D7
D8
1
PST, DDATA to CLKOUT setup
CLKOUT to PST, DDATA hold
DSI-to-DSCLK setup
DSCLK-to-DSO hold
DSCLK cycle time
BKPT input data setup time to CLKOUT rise
BKPT input data hold time to CLKOUT rise
CLKOUT high to BKPT high Z
DDATA[3:0]
Table 36. Debug AC Timing Specification
CLKOUT
PST[3:0]
MCF52223 ColdFire Microcontroller, Rev. 2
Characteristic
Figure 15. Real-Time Trace AC Timing
Table
36.
D1
Figure
D2
1 × t
4 × t
5 × t
16.
Min
1.5
1.5
0.0
4
4
CYC
CYC
CYC
66/80 MHz
Max
10.0
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Freescale Semiconductor
Units
ns
ns
ns
ns
ns
ns
ns
ns