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ST52T400 Folha de dados(PDF) 78 Page - STMicroelectronics

Nome de Peças ST52T400
Descrição Electrónicos  8-BIT INTELLIGENT CONTROLLER UNIT ICU Timer/PWM, Analog Comparator, Triac/PWM Timer, WDG
PDF  94 Pages
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Fabricante Electrônico  STMICROELECTRONICS [STMicroelectronics]
Página de início  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST52T400 Folha de dados(HTML) 78 Page - STMicroelectronics

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11.7 Memory Characteristics
Subject to general operating conditions for VDD,fosc and TA, unless otherwise specified.
Notes:
1. Minimum VDD supply voltage without losing data stored into RAM (in HALT mode or under RESET) or
into hardware registers (only in HALT mode). Guaranteed by construction, not tested in production.
2. Data is provided only as a guideline.
Table 11.9 RAM and Registers
Symbol
Parameter
Conditions
Min.
Typ.
Max
Unit
VRM
Data retention
mode1)
HALT mode (or
RESET)
1.6
V
Table 11.10 EPROM Program Memory
Symbol
Parameter
Conditions
Min.
Typ.
Max
Unit
WERASE
UV lamp
Lamp
wavelength
2537 A
15
Watt,
sec/cm2)
tERASE
Erase time2)
UV lamp is
placed 1 inch
from the device
window without
any interposed
filters
10
20
min.
tRET
Data Retention
TA =+55
°C
20
years



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