MC68040RC25A Freescale Semiconductor, MC68040RC25A Datasheet - Page 384

• Manufacturer Part Number: MC68040RC25A
• Description: IC MICROPROCESSOR 32BIT 179-PGA
• Manufacturer: Freescale Semiconductor

Specifications of MC68040RC25A

• Processor Type: M680x0 32-Bit
• Speed: 25MHz
• Voltage: 5V
• Mounting Type: Surface Mount
• Package / Case: 179-PGA
• Processor Series: M680xx
• Core: CPU32
• Mounting Style: SMD/SMT
• Package: 179PGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Lead Free Status / Rohs Status: Details

When a RESET instruction is executed, the processor drives the reset out (RSTO) signal for
512 BCLK cycles. In this case, the processor resets the external devices of the system, and
the internal registers of the processor are unaffected. The external devices connected to
B-8
MC68EC040
SIGNALS
BCLK
BUS
REV2.3 (01/31/2000)
V
RSTI
SIGNALS
CC
TIP
BR
BG
BB
TS
MI
BUS
BCLK
+5V
0V
RSTI
TIP
Figure B-5. MC68EC040 Initial Power-On Reset Timing
BR
BG
BB
TS
Undefined
MI
Figure B-6. MC68EC040 Normal Reset Timing
Freescale Semiconductor, Inc.
For More Information On This Product,
CLOCKS
1
10
CLOCKS
1
Go to: www.freescale.com
M68040 USER’S MANUAL
10
CLOCKS
2
CLOCKS
2
CLOCKS
128
CLOCKS
128
MOTOROLA