参数资料
型号: MPC8314VRAGDA
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: MICROPROCESSOR, PBGA620
封装: 29 X 29 MM, LEAD FREE, PLASTIC, TEPBGA-620
文件页数: 73/106页
文件大小: 1253K
代理商: MPC8314VRAGDA
MPC8314E PowerQUICC II Pro Processor Hardware Specifications, Rev. 0
Freescale Semiconductor
69
Timers
Figure 51. Compliance Test/Measurement Load
17 Timers
This section describes the DC and AC electrical specifications for the timers of the MPC8314E.
17.1
Timers DC Electrical Characteristics
Table 56 provides the DC electrical characteristics for the timers pins, including TIN, TOUT, TGATE, and
RTC_CLK.
17.2
Timers AC Timing Specifications
Table 57 provides the timers input and output AC timing specifications.
Table 56. Timers DC Electrical Characteristics
Characteristic
Symbol
Condition
Min
Max
Unit
Output high voltage
VOH
IOH = –8.0 mA
2.4
V
Output low voltage
VOL
IOL = 8.0 mA
0.5
V
Output low voltage
VOL
IOL = 3.2 mA
0.4
V
Input high voltage
VIH
2.1
NVDD + 0.3
V
Input low voltage
VIL
–0.3
0.8
V
Input current
IIN
0 V
≤ VIN ≤ NVDD
± 5
μA
Table 57. Timers Input AC Timing Specifications
Characteristic
Symbol 1
Min
Unit
Timers inputs—minimum pulse width
tTIWID
20
ns
Notes:
1. Timers inputs and outputs are asynchronous to any visible clock. Timers outputs should be synchronized before use by any
external synchronous logic. Timers input are required to be valid for at least tTIWID ns to ensure proper operation.
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