20-668-0011 Rabbit Semiconductor, 20-668-0011 Datasheet - Page 270
20-668-0011
Manufacturer Part Number
20-668-0011
Description
IC MPU RABIT3000A 55.5MHZ128LQFP
Manufacturer
Rabbit Semiconductor
Datasheet
1.20-668-0011.pdf
(312 pages)
Specifications of 20-668-0011
Processor Type
Rabbit 3000 8-Bit
Speed
55.5MHz
Voltage
2.5V, 2.7V, 3V, 3.3V
Mounting Type
Surface Mount
Package / Case
128-LQFP
Data Bus Width
8 bit
Maximum Clock Frequency
55.5 MHz
Operating Supply Voltage
1.8 V to 3.6 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 55 C
Number Of Programmable I/os
56
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Features
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
316-1061
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
20-668-0011
Manufacturer:
Rabbit Semiconductor
Quantity:
10 000
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28.3 Rabbit Pin Descriptions
Table 28-3 lists all the pins on the Rabbit 3000 along with the data direction of the pin, its
function, and the pin number on the die.
260
Hardware
CPU Buses
Status/Control /WDTOUT
Memory Chip
Selects
Memory
Output
Enables
Memory
Write Enables
I/O Control
Pin Group
CLK
CLK32K
/RESET
RESOUT
XTALA1
XTALA2
ADDR[19:0]
DATA[7:0]
STATUS
SMODE[1:0] Input
/CS0
/CS1
/CS2
/OE0
/OE1
/WE0
/WE1
/BUFEN
/IORD
/IOWR
Pin Name
Table 28-3. Rabbit Pin Descriptions
Output
Input
Input
Output
Input
Output
Output
Bidirectional
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Direction
Internal Clock
I/O Buffer Enable
32 kHz Oscillator In
Master Reset
Reset Output
Main Oscillator In—if an
external clock is used, this
pin should be driven by
the external clock; see
Technical Note TN235 for
more information on
external oscillator circuits
Main Oscillator Out
Address Bus
Data Bus
WDT Time-Out
Instruction Fetch First
Byte
Bootstrap Mode Select
Memory Chip Select 0
Memory Chip Select 1
Memory Chip Select 2
Memory Output Enable 0 5
Memory Output Enable 1 95
Memory Write Enable 0
Memory Write Enable 1
I/O Read Enable
I/O Write Enable
Function
Rabbit 3000 Microprocessor User’s Manual
2
49
46
50
113
114
various
10–15, 18–
19
43
4
7
47
3
86
99
42
40
44, 45
41
Numbers
LQFP
Pin
B1
L6
M5
M6
B7
A7
D4, E1–E4,
F1, F4, G0
J5
C1
K5, L5
D1
J6
B2
C2
C12
F9
B11
M4
L4
K4
Numbers
TFBGA
Pin
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