MC68030CRC25C Freescale Semiconductor, MC68030CRC25C Datasheet - Page 531

• Manufacturer Part Number: MC68030CRC25C
• Description: IC MPU 32BIT ENHANCED 128-PGA
• Manufacturer: Freescale Semiconductor

Specifications of MC68030CRC25C

• Processor Type: M680x0 32-Bit
• Speed: 25MHz
• Voltage: 5V
• Mounting Type: Surface Mount
• Package / Case: 128-PGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -

2
12-6
The chip select (CS) decode circuitry is asynchronous logic that detects when
just a subset of these lines may be decoded depending on the number of
a particular floating-point coprocessor is addressed. The MC68030 signals
TION for more information concerning the encoding of these signals. All or
coprocessors in the system and the degree of redundant mapping allowed
Floating-Point Coprocessor User's Manual
used by the logic include the function code signals (FC0-FC2), and the address
lines (A13-A19). Refer to SECTION 10 COPROCESSOR INTERFACE DESCRIP-
in the system.
pins are connected to VCC. Refer to the MC68881UM/AD
input (CIIN) signal is not used for the coprocessor interface because the
MC68030 does not cache data obtained during CPU space accesses.
MC68882 for smaller data bus widths. Note that the MC68030 cache inhibit
Figure 12-2. 32-Bit Data Bus Coprocessor Connection
MAIN PROCESSOR
MC6B030
CLOCK
A20-A31
AI6-A19
A13-A15
D24.D31
D16-D23
FCO-FC2
DSACK1
A5-A12
08-015
00-07
A1-A4
R ~
CIIN
AO
AS
MC68030 USER'S MANUAL
L.~
4
- -
~] D E C O D E I V C C
for configuring the MC68881/
VCC
D
MC68881/rvICO8882
s3~
A1-A4
AO
AS
D24-D31
138-0T5
R/ W
D16-D23
O0-D7
DSACKO
C O P R O C E S S O R
MC68881/MC68882
CLOCK
MOTOROLA