XPC850ZT50B Freescale Semiconductor, XPC850ZT50B Datasheet - Page 42

• Manufacturer Part Number: XPC850ZT50B
• Manufacturer: Freescale Semiconductor

Specifications of XPC850ZT50B

• Family Name: MPC8xx
• Device Core: PowerQUICC
• Device Core Size: 32b
• Frequency (max): 50MHz
• Instruction Set Architecture: RISC
• Supply Voltage 1 (typ): 3.3V
• Operating Supply Voltage (max): 3.465V
• Operating Supply Voltage (min): 3.135V
• Operating Temp Range: 0C to 95C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 256
• Package Type: BGA
• Lead Free Status / Rohs Status: Not Compliant

Layout Practices
Part VII IEEE 1149.1 Electrical
Specifications
Table 7-12 provides the JTAG timings for the MPC850 as shown in Figure 7-34 to
Figure 7-37.
42
Num
TCK cycle time
TCK clock pulse width measured at 1.5 V
TCK rise and fall times
TMS, TDI data setup time
TMS, TDI data hold time
TCK low to TDO data valid
TCK low to TDO data invalid
TCK low to TDO high impedance
TRST assert time
TRST setup time to TCK low
TCK falling edge to output valid
TCK falling edge to output valid out of high
impedance
TCK falling edge to output high impedance
Boundary scan input valid to TCK rising edge
TCK rising edge to boundary scan input invalid
Characteristic
Figure 7-34. JTAG Test Clock Input Timing
Freescale Semiconductor, Inc.
MPC850 (Rev. A/B/C) Hardware Specifications
For More Information On This Product,
Table 7-12. JTAG Timing
Go to: www.freescale.com
100.00
100.00
40.00
25.00
40.00
50.00
50.00
0.00
5.00
0.00
Min
—
—
—
—
—
50 MHz
10.00
27.00
20.00
50.00
50.00
50.00
Max
—
—
—
—
—
—
—
—
—
100.00
100.00
40.00
25.00
40.00
50.00
50.00
0.00
5.00
0.00
Min
—
—
—
—
—
66MHz
10.00
27.00
20.00
50.00
50.00
50.00
Max
—
—
—
—
—
—
—
—
—
100.00
100.00
40.00
25.00
40.00
50.00
50.00
0.00
5.00
0.00
Min
—
—
—
—
—
80 MHz
MOTOROLA
10.00
27.00
20.00
50.00
50.00
50.00
Max
—
—
—
—
—
—
—
—
—
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns