|
EU RoHS
|
Compliant |
|
ECCN (US)
|
3A991a.2. |
|
Part Status
|
Active |
|
HTS
|
8542.31.00.01 |
|
Automotive
|
No |
|
PPAP
|
No |
|
Family Name
|
W78 |
|
Instruction Set Architecture
|
CISC |
|
Device Core
|
8051 |
|
Core Architecture
|
8051 |
|
Maximum CPU Frequency (MHz)
|
40 |
|
Maximum Clock Rate (MHz)
|
40 |
|
Data Bus Width (bit)
|
8 |
|
Program Memory Type
|
ROMless |
|
RAM Size
|
256B |
|
Maximum Expanded Memory Size
|
64KB |
|
Programmability
|
No |
|
Number of I/Os
|
4 |
|
No. of Timers
|
3 |
|
USART
|
0 |
|
UART
|
0 |
|
USB
|
0 |
|
SPI
|
0 |
|
I2C
|
0 |
|
I2S
|
0 |
|
CAN
|
0 |
|
Ethernet
|
0 |
|
Operating Supply Voltage-Min (V)
|
4.5 |
|
Typical Operating Supply Voltage (V)
|
5 |
|
Operating Supply Voltage-Max (V)
|
5.5 |
|
Operating Temperature-Min
|
0 |
|
Operating Temperature-Max
|
70 |
|
Supplier Temperature Grade
|
Commercial |
|
Original Package
|
PLCC |
|
Pin Count
|
44 |
|
Standard Package Method
|
LCC |
|
Terminal Form
|
Surface Mount |
|
Package Height
|
3.81 |
|
Package Length
|
16.59 |
|
Package Width
|
16.59 |
|
PCB changed
|
44 |