OVERVIEW 
 
Data Device Corporation  8  DS-BU-67301B-G 
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2.2  Specifications 
 
Table 1.  Total-AceXtreme® Series Specifications 
PARAMETER  MIN  TYP  MAX  UNITS 
ABSOLUTE MAXIMUM RATINGS 
       
Supply Voltage (Note 11)         
 Logic +3.3V (V
DDIO
)  -0.3  —  4.0  V 
 Core +1.8V  -0.3  —  2.0  V 
 PLL +1.8V  -0.3  —  2.0  V 
•  Transceivers +3.3V (during transmit) 
•  DC Input or Output Logic Voltage 
-0.3 
-0.3 
— 
— 
 
4.5 
V
DDIO 
+0.3, or 
4.0 (which ever 
is less) 
V 
V 
Logic         
 3.3V Logic Input or Output Range   -0.3  —  V
DDIO 
+0.3, or 
4.0 (which ever 
is less) 
V 
RECEIVER 
       
Differential Input Impedance (Notes 1 – 6)         
 • +3.3V Transformer Coupled  1.0      KΩ 
Input Voltage Range 
Threshold Voltage (Transformer Coupled) 
0.86 
0.200 
 
— 
14.0 
0.860 
V
PK-PK
 
V
PK-PK
 
Common Mode Voltage       ±10  V
peak
 
TRANSMITTER 
       
Differential Output Voltage         
 Transformer Coupled Across 70 
Ω
, Measured on Bus (Note 9) 
20  21.5  27  V
PK-PK
 
Output Noise, Differential      14  mV
RMS
 
Output Offset Voltage, Transformer Coupled Across 70 Ω 
-250    250  mV
PK
 
Rise/Fall Time  100  150  300  ns 
LOGIC 
       
VIH         
 All logic inputs, including HOST_CLK/PCI_CLK and CLK_IN  2.0    V
DDIO 
+ 0.3  V 
VIL         
 All logic inputs, including HOST_CLK/PCI_CLK and CLK_IN  -0.3    0.8  V 
Schmidt Hysteresis         
 HOST_CLK/PCI_CLK and CLK_IN  0.4    0.7  V