參數(shù)資料
型號: TMS37122
廠商: Texas Instruments, Inc.
英文描述: TIRIS Automotive Devices Analog Front End IC TMS37122
中文描述: 提里斯汽車設備的模擬前端集成電路TMS37122
文件頁數(shù): 5/73頁
文件大?。?/td> 1189K
代理商: TMS37122
5
August ’01
Preface
Figure 18: State Diagram of LF Transmission Mode ................................... 32
Figure 19: Memory Organisation.................................................................. 33
Figure 20: Default Memory Content............................................................. 34
Figure 21:VWAKEA Sensitivity Diagram...................................................... 36
Figure 22: System Schematic for Indoor/Outdoor Detection........................ 37
Figure 23: VWAKEB SENSITIVITY Diagram............................................... 38
Figure 24: Timing Diagram for Test Mode PTx04........................................ 43
Figure 25: Timing Diagram for Test Mode PTx07........................................ 44
Figure 26Timing Diagram for Test Mode PTx18.......................................... 46
Figure 27: Timing Diagram for Test Mode PTx14........................................ 47
Figure 28: Passive Entry Wake Pattern Detection....................................... 50
Figure 29: Passive Entry Challenge/Response Timing................................ 51
Figure 30: Passive Start Wake Pattern Detection........................................ 53
Figure 31: Timing Diagram for Battery Backup Function............................. 55
Figure 32: Timing Diagram of Anti-Collision Function.................................. 57
Figure 33: Measurement System:Timing, Dynamic Current & Sensitivity.... 67
List of Tables
Page
Table 1: Description of the Device’s Pins..................................................... 11
Table 2Default Function Configuration......................................................... 33
Table 3: Wake Sensitivity VWAKEA/1 Options............................................ 35
Table 4: Passive Start Sensitivity Options ................................................... 37
Table 5: Counter Definition for Pulse Position Demodulation...................... 39
Table 6: Counter Definition for Pulse Position Demodulation...................... 41
Table 7: Wake Pattern Waiting Time Options.............................................. 42
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