MC68EC000EI8 Freescale Semiconductor, MC68EC000EI8 Datasheet - Page 430
![IC MPU 32BIT 85MHZ 68-PLCC](/photos/19/6/190617/3833525_sml.gif)
MC68EC000EI8
Manufacturer Part Number
MC68EC000EI8
Description
IC MPU 32BIT 85MHZ 68-PLCC
Manufacturer
Freescale Semiconductor
Series
M68000r
Specifications of MC68EC000EI8
Processor Type
M680x0 32-Bit
Speed
8MHz
Voltage
3.3V, 5V
Mounting Type
Surface Mount
Package / Case
68-PLCC
Core Size
32 Bit
Cpu Speed
8MHz
Digital Ic Case Style
PLCC
No. Of Pins
68
Supply Voltage Range
3V To 3.6V
Operating Temperature Range
0°C To +70°C
Filter Terminals
SMD
Rohs Compliant
Yes
Clock Frequency
8MHz
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Features
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC68EC000EI8
Manufacturer:
XILINX
Quantity:
661
Company:
Part Number:
MC68EC000EI8
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
Company:
Part Number:
MC68EC000EI8R2
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
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Floating Point Instructions
FSQRT
Operation:
Assembler
Syntax:
Attributes:
Description: Converts the source operand to extended precision (if necessary) and
5-128
calculates the square root of that number. Stores the result in the destination floating-
point data register. This function is not defined for negative operands.
FSQRT will round the result to the precision selected in the floating-point control reg-
ister. FSFSQRT and FDFSQRT will round the result to single or double precision,
respectively, regardless of the rounding precision selected in the floating-point control
register.Operation Table:
NOTES:
1. If the source operand is a NAN, refer to 1.6.5 Not-A-Numbers for more information.
2. Sets the OPERR bit in the floating-point status register exception byte.
DESTINATION
Result
M68000 FAMILY PROGRAMMER’S REFERENCE MANUAL
Square Root of Source
FSQRT. < fmt > < ea > ,FPn
FSQRT.X FPm,FPn
FSQRT.X FPn
*FrSQRT. < fmt > < ea > ,FPn
*FrSQRT FPm,FPn
*FrSQRT FPn
where r is rounding precision, S or D
Format = (Byte, Word, Long, Single, Double, Extended, Packed)
*Supported by MC68040 only
+
x
Floating-Point Square Root
In Range
(MC6888X, MC68040)
NAN
– +
2
+ 0.0
FPn
SOURCE
Zero
1
– 0.0 + inf
– +
Infinity
FSQRT
MOTOROLA
NAN
–
2
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