SST89E516RD2_13 Datasheet, PDF (3/94 Pages) Microchip Technology – FlashFlex MCU

Functional Blocks
FlashFlex MCU
SST89E516RD2 / SST89E516RD
SST89V516RD2 / SST89V516RD
Data Sheet
Oscillator
8051
CPU Core
ALU,
ACC,
B-Register,
Instruction Register,
Program Counter,
Timing and Control
Interrupt
Control
10 Interrupts
Watchdog Timer
SuperFlash
EEPROM
Primary
Block
64K x8
Secondary
Block
8K x8
Security
Lock
Timer 0 (16-bit)
Timer 1 (16-bit)
Timer 2 (16-bit)
PCA
Flash Control Unit
RAM
1K x8
I/O Port 0
I/O Port 1
I/O Port 2
I/O Port 3
I/O Port 4
8
I/O
8
I/O
8
I/O
8
I/O
4
I/O
SPI
Enhanced
UART
1273 B1.0
Figure 1: Functional Block Diagram
©2013 Silicon Storage Technology, Inc.
3
DS25093B
02/13