OVERVIEW 
 
 
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Table 1.  Total-AceXtreme® Series Specifications 
PARAMETER  MIN  TYP  MAX  UNITS 
1553 MESSAGE TIMING 
       
 BC Intermessage Gap (Note 7)    10    µs 
 BC/RT/MT No-Response Timeout – mid-parity-to-mid-sync  
 programmable range (Note 8) 
4    511.5  µs 
 RT Response Time (mid-parity to mid-sync)   4  —  7  µs 
 Transmitter Watchdog Timeout  —  660.5  —  µs 
       
TOTAL-ACEXTREME BGA 324-BALL BGA PACKAGE 
       
 (See Thermal Management Section)         
 Active Transceiver  
       
  • Junction Temperature (T
J
) 
 • Junction-to-Ambient (θJA via simulation) 
   
150 
 
°C 
 
 - Per JESD 51-2 standard at 25°C          
 θ
JA
 in Still Air  
—  68.8  —  °C/W 
THERMAL (Con’t) 
       
 - Per JESD 51-6 standard at 25°C          
 θ
JA
 @ 1M/S  
—  52.9  —  °C/W 
 θ
JA
 @ 2M/S  
—  47.1  —  °C/W 
 θ
JA
 @ 3M/S  
—  43.6  —  °C/W 
 • Junction-to-case (θ
JC
 via simulation)  
       
 - Per JESD 51-12 standard at 25°C          
 θ
JC
 
—  24.5  —  °C/W 
 • Junction-to-board (θ
JB
 via simulation)  
       
 - Per JESD 51-8         
 θ
JB
 
—  46.9  —  °C/W 
ALL PACKAGES 
       
 Operating Case Temperature         
 - EXX  -40  —  +100  °C 
 - 1XX (Note 11)  -55  —  +125  °C 
 Operating Junction Temperature         
 - Transceiver  -55  —  +150  °C 
 - Protocol  -55  —  +135  °C 
 Storage Temperature  -65  —  +150  °C 
SOLDERING 
324-BALL BGA PACKAGE 
The reflow profile detailed in IPC/JEDEC J-STD-020 is applicable for both the leaded and lead-free versions of Total-
AceXtreme.