HT574 Honeywell, HT574 Datasheet - Page 8

• Manufacturer Part Number: HT574
• Description: HIGH TEMPERATURE UP COMPATIBLE 12-BIT A/D CONVERTER
• Manufacturer: Honeywell

HT574
TRUTH TABLE FOR HT574 CONTROL
ABSOLUTE MAXIMUM RATINGS (1)
Honeywell reserves the right to make changes to any products or technology herein to improve reliability, function or design. Honeywell does not assume any liability
arising out of the application or use of any product or circuit described herein; neither does it convey any license under its patent rights nor the rights of others.
900177 Rev. B
4-98
VDD to Analog Common ........................................................................................................................... 0V to +12.5V
VLOGIC to Digital Common ........................................................................................................................... 0V to +7V
Analog Common to Digital Common ....................................................................................................................... 1V
Control Inputs (CE, NCS, 12_N8, Ao, R_NS) to Digital Common............................................ -0.5V to VLOGIC +0.5V
Analog Inputs (VREF_IN, BIP_OFF, 10V_IN) to Analog Common .................................................................... 12.5V
20V_IN to Analog Common .................................................................................................................................. 24V
VREF_OUT ............................................................................................................... Indefinite Short Circuit to Ground
Power Dissipation ........................................................................................................................................... 1000mW
Storage Temperature .............................................................................................................................. -65 to +325 C
Lead Temperature (Attachment, 10 sec.) ............................................................................................................ 355 C
ESD Protection .................................................................................................................................................... 2000V
(1) Stresses in excess of those listed above may result in permanent damage. These are stress ratings only, and operation at these levels is not implied.
Frequent or extended exposure to absolute maximum conditions may effect device reliability.
Case
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11
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To learn more about Honeywell Solid State Electronics Center,
CE
0
X
1
1
1
1
1
1
1
visit our web site at http://www.ssec.honeywell.com
NCS
X
1
0
0
0
0
0
0
0
R_NC
X
X
0
0
0
0
1
1
1
12_N8
X
X
X
X
X
X
X
X
1
0
0
A0
8
X
X
0
1
0
1
0
1
X
0
1
None
None
Initiate 12 Bit Conversion
Initiate 8 Bit Conversion
Initiate 12 Bit Conversion
Initiate 8 Bit Conversion
Initiate 12 Bit Conversion
Initiate 8 Bit Conversion
Enable 12 Bit Output
Enable 8 MSB's Only
Enable 4 LSB's + 4 Trailing Zero's
Operation
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