Datasheet

MPC8250 Hardware Specifications, Rev. 2
6 Freescale Semiconductor
Electrical and Thermal Characteristics
2 Electrical and Thermal Characteristics
This section provides AC and DC electrical specifications and thermal characteristics for the MPC8250.
2.1 DC Electrical Characteristics
This section describes the DC electrical characteristics for the MPC8250. Table 1 shows the maximum
electrical ratings.
Table 2 lists recommended operational voltage conditions.
Table 1. Absolute Maximum Ratings
1
1
Absolute maximum ratings are stress ratings only; functional operation (see Table 2) at the maximums is not
guaranteed. Stress beyond those listed may affect device reliability or cause permanent damage.
Rating Symbol Value Unit
Core supply voltage
2
2
Caution: VDD/VCCSYN must not exceed VDDH by more than 0.4 V at any time, including during power-on reset.
VDD -0.3 – 2.5 V
PLL supply voltage
2
VCCSYN -0.3 – 2.5 V
I/O supply voltage
3
3
Caution: VDDH can exceed VDD/VCCSYN by 3.3 V during power on reset by no more than 100 mSec. VDDH should
not exceed VDD/VCCSYN by more than 2.5 V during normal operation.
VDDH -0.3 – 4.0 V
Input voltage
4
4
Caution: VIN must not exceed VDDH by more than 2.5 V at any time, including during power-on reset.
VIN GND(-0.3) – 3.6 V
Junction temperature T
j
120 °C
Storage temperature range T
STG
(-55) – (+150) °C
Table 2. Recommended Operating Conditions
1
1
Caution: These are the recommended and tested operating conditions. Proper device operating outside of these
conditions is not guaranteed.
Rating Symbol Value Unit
Core supply voltage VDD 1.7 – 1.9
2
2
CPU frequency less than or equal to 200 MHz.
1.7–2.1
3
3
CPU frequency greater than 200 MHz but less than 233 MHz.
1.9 –2.2
4
4
CPU frequency greater than or equal to 233 MHz.
V
PLL supply voltage VCCSYN 1.7 – 1.9
2
1.7–2.1
3
1.9–2.2
4
V
I/O supply voltage VDDH 3.135 – 3.465 V
Input voltage VIN GND (-0.3) – 3.465 V
Junction temperature (maximum) T
j
105
5
5
Note that for extended temperature parts the range is (-40)
T
A
– 105
T
j
.
°C
Ambient temperature T
A
0–70
5
°C