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80387DX डेटा पत्रक PDF( Datasheet डाउनलोड )


डेटा पत्रक - Math Coprocessor - Maxwell Technologies

भाग संख्या 80387DX
समारोह Math Coprocessor
मैन्युफैक्चरर्स Maxwell Technologies 
लोगो Maxwell Technologies लोगो 
पूर्व दर्शन
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<?=80387DX?> डेटा पत्रक पीडीएफ

80387DX pdf
Math Coprocessor
80387DX
TABLE 1. PINOUT DESCRIPTION
PIN SYMBOL
DESCRIPTION
1, 12, 19, 21, 35, 49, 53, 56 VSS Ground
2, 13, 20, 32, 36, 39, 52, 68 VCC Positive Power Supply
3-11, 18, 22-31, 33, 34, 37, D4-D12, D15, D16-25, D26, D27, Data Bus
38, 40, 41, 64-67
D28, D29, D30, D31, D0-D3
42 CKM Clock Mode
43
386CLK2
386 CPU Clock 2
44
387CLK2
387 MCP Clock 2
45
RESETIN
System Reset
46 NC Not Connected
47 59
Tie High
Tie High
48
READY
Bus Ready Input
50
CMD0
Command
51 ADS Address Strobe
54
NPS2
MCP Select #2
55
NPS1
MCP Select #1
57 W/R Write/Read
58
STEN
Status Enable
60
READYO
Ready Output
61
BUSY
Busy Status
62
ERROR
Error Status
63
PEREQ
Processor Extension Request
TABLE 2. ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
MIN
Voltage, any pin, with respect to Ground
Power Dissipation
Storage Temperature Range
Operating Temperature Range
Lead Temperature (soldering 10 seconds)
VCC -0.5
PD --
TS -65
TA -55
--
MAX
VCC+0.5
1.5
150
125
260
UNIT
V
W
°C
°C
°C
05.07.02 REV 1
All data sheets are subject to change without notice 2
©2002 Maxwell Technologies
All rights reserved.

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