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ST52T400 Datasheet(PDF) 84 Page - STMicroelectronics

No. de pieza ST52T400
Descripción Electrónicos  8-BIT INTELLIGENT CONTROLLER UNIT ICU Timer/PWM, Analog Comparator, Triac/PWM Timer, WDG
PDF  94 Pages
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Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST52T400 Datasheet(HTML) 84 Page - STMicroelectronics

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11.11 Control Pin Characteristics
11.11.1 RESET pin.
Subject to general operating conditions for VDD,fosc, and TA, unless otherwise specified
11.11.2 Power on reset.
11.11.3 VPP pin.
Subject to general operating conditions for VDD, fosc, and TA,unless otherwise specified.
Notes:
1. Data is based on characterization results, not tested in production.
2. Hysteresis voltage between Schmitt trigger switching level.
Based on characterization results not tested in production.
3. Data is based on design simulation and/or technology characteristics, not tested in production.
4. In working mode VPP must be tied to VSS
Table 11.13 Reset pin
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
VIL
Input low level voltage1)
VDD=5 V
2.23)
V
VIH
Input high level voltage1)
VDD=5 V
2.83)
Vhys
Schmitt trigger voltage hysteresis2)
VDD=5 V
0.63)
tFN
Duration of filtered noise
100
nS
tRST
Reset pulse duration
500
Table 11.14 Power on reset
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
POR
Power on reset
2.25
2.30
2.38
V
Table 11.15 VPP
4) pin
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
VIL
Input low level voltage3)
VSS
0.2
V
VIH
Input high level voltage3)
VDD-0.1
12.6



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