ST62T35B ST Microelectronics, ST62T35B Datasheet - Page 5

• Manufacturer Part Number: ST62T35B
• Description: (ST62E35B / ST62T35B) 8-BIT OTP/EPROM MCUs
• Manufacturer: ST Microelectronics

1 GENERAL DESCRIPTION
1.1 INTRODUCTION
The ST62T35B and ST62E35B devices are low
cost members of the ST62xx 8-bit HCMOS family
of microcontrollers, which is targeted at low to me-
dium complexity applications. All ST62xx devices
are based on a building block approach: a com-
Figure 1. Block Diagram
TEST/ V
(VPP on EPROM/OTP versions only)
NMI
PP
POWER
SUPPLY
V
STACK LEVEL 1
STACK LEVEL 2
STACK LEVEL 3
STACK LEVEL 4
STACK LEVEL 5
STACK LEVEL 6
DD
INTERRUPT
PROGRAM
79 48 bytes
Memory
V
SS
TEST
PC
OSCin OSCout
OSCILLATOR
A/D CONVERTER
DATA EEPROM
SELECTABLE
8 BIT CORE
DATA ROM
DATA RAM
192 Bytes
128 Bytes
USER
8-BIT
RESET
RESET
mon core is surrounded by a number of on-chip
peripherals.
The ST62E35B is the erasable EPROM version of
the ST62T35B device, which may be used to em-
ulate the ST62T35B device, as well as the respec-
tive ST6235B ROM devices.
AUTORELOAD
PERIPHER AL
SPI (SERIA L
INTERF ACE)
WATCHDO G
PORT B
PORT A
DIGITAL
PORT E
PORT C
PORT D
TIMER
UART
TIMER
TIMER
PA2/OVF/ 20 mA Sink
PA4/Ain/CP 1
PD0,PD6,PD7/Ain
PD1/Ain/Scl
PD2/Ain/Si n
PD3/Ain/Sout
PD4/Ain/RXD1
PD5/Ain/TX D1
PA0..PA1 / 20 mA Sink
PA3/PWM/20 mA Sink
PA5/Ain/CP2
PA6...PA7/Ain
PE0...PE7
PB0..PB7/Ain
PC4..PC7/Ain
ST62T35B/E35B
VR01823E
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