MC68LC040RC40A Freescale Semiconductor, MC68LC040RC40A Datasheet - Page 254

• Manufacturer Part Number: MC68LC040RC40A
• Description: IC MPU 32BIT 40MHZ 179-PGA
• Manufacturer: Freescale Semiconductor

Specifications of MC68LC040RC40A

• Processor Type: M680x0 32-Bit
• Speed: 40MHz
• Voltage: 5V
• Mounting Type: Surface Mount
• Package / Case: 179-PGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -

9-10
Sign (s)
Biased Exponent (e)
Zero, Reserved (u)
Explicit Integer Bit (j)
Mantissa (f)
Total
Input
Output
Positive Mantissa
Negative Mantissa
Bias of Biased Exponent
Range of Biased Exponent
Explicit Integer Bit
Range of Mantissa
Mantissa (Explicit Integer Bit and Fraction )
Relation to Representation of Real Numbers
Biased Exponent Format Minimum
Bias of Biased Exponent
Explicit Integer Bit
Range of Mantissa
Mantissa (Explicit Integer Bit and Fraction )
Relation to Representation of Real Numbers
Biased Exponent Format Minimum
Mantissa (Explicit Integer Bit and Fraction )
Biased Exponent Format Maximum
Explicit Integer Bit
Mantissa (Explicit Integer Bit and Fraction )
Table 9-5. Extended-Precision Real Format Summary
95 94
s
e
Freescale Semiconductor, Inc.
80 79
For More Information On This Product,
u
64
Interpretation of Unused Bits
M68040 USER’S MANUAL
Go to: www.freescale.com
63
j
Denormalized Numbers
Interpretation of Sign
Normalized Numbers
62
Field Size (in Bits)
Signed Infinities
Signed Zeros
Data Format
f
0 < = e < 32767 ($7FFF)
(–1) s
(–1) s
+16383 ($3FFF)
Zero or Nonzero
+16383 ($3FFF)
32767 ($7FFF)
x.000…0000
Don’t Care
Don’t Care
0 ($0000)
0 ($0000)
All Zeros
Nonzero
2 e–16383
2 –16383
s = 0
s = 1
0.0
96
15
16
63
1.f
0.f
1
1
1
0
0.f
0
1.f
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