MPC8270 MOTOROLA [Motorola, Inc], MPC8270 Datasheet - Page 7

• Manufacturer Part Number: MPC8270
• Description: PowerQUICC II Family Hardware Specifications
• Manufacturer: MOTOROLA [Motorola, Inc]

2
Table 3 shows the maximum electrical ratings.
Table 4 lists recommended operational voltage conditions.
MOTOROLA
1
2
3
4
1
•
•
Core supply voltage
PLL supply voltage
I/O supply voltage
Input voltage
Junction temperature
Storage temperature range
Caution: VDDH can exceed VDD/VCCSYN by 3.3 V during power on reset by no more than 100 mSec. VDDH
Core supply voltage
PLL supply voltage
I/O supply voltage
Input voltage
Junction temperature (maximum)
Ambient temperature
Absolute maximum ratings are stress ratings only; functional operation (see Table 4) at the maximums is not
Caution: VDD/VCCSYN must not exceed VDDH by more than 0.4 V at any time, including during power-on
Caution: VIN must not exceed VDDH by more than 2.5 V at any time, including during power-on reset.
Caution: These are the recommended and tested operating conditions. Proper operation outside of these
guaranteed. Stress beyond those listed may affect device reliability or cause permanent damage.
reset.
should not exceed VDD/VCCSYN by more than 2.5 V during normal operation.
conditions is not guaranteed.
— Eight independent baud rate generators and 20 input clock pins for supplying clocks to FCCs,
— Four independent 16-bit timers that can be interconnected as two 32-bit timers
Inverse multiplexing for ATM capabilities (IMA) (MPC8280 only).Supported by eight transfer
transmission convergence (TC) layers between the TDMs and FCC2.
Transmission convergence (TC) layer (MPC8280 only)
Operating Conditions
– Independent transmit and receive routing, frame synchronization
– Supports T1, CEPT, T1/E1, T3/E3, pulse code modulation highway, ISDN basic rate, ISDN
SCCs, SMCs, and serial channels
primary rate, Motorola interchip digital link (IDL), general circuit interface (GCI), and
user-defined TDM serial interfaces
4
Rating
Rating
3
2
MPC8280 PowerQUICC II™ Family Hardware Specifications
2
Table 4. Recommended Operating Conditions
Table 3. Absolute Maximum Ratings
VCCSYN
VCCSYN
Symbol
Symbol
VDDH
VDDH
VDD
T
VDD
VIN
VIN
T
STG
T
T
A
j
j
GND (-0.3) – 3.465
GND(-0.3) – 3.6
3.135 – 3.465
(-55) – (+150)
1.45 – 1.60
1.45 – 1.60
-0.3 – 2.25
-0.3 – 2.25
-0.3 – 4.0
0–70
Value
Value
105
120
2
2
1
1
Operating Conditions
Unit
Unit
˚C
˚C
˚C
˚C
V
V
V
V
V
V
V
V
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