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ST72774 데이터시트(PDF) 136 Page - STMicroelectronics

부품명 ST72774
상세설명  8-BIT USB MCU FOR MONITORS, WITH UP TO 60K OTP, 1K RAM, ADC, TIMER, SYNC, TMU, PWM/BRM, H/W DDC & I2C
PDF  144 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST72774 데이터시트(HTML) 136 Page - STMicroelectronics

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AC/DC ELECTRICAL CHARACTERISTICS (Cont’d)
8-bit A/D Converter
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
fADC
Analog control frequency
VDD=5V
2
MHz
|TUE|
Total unadjusted error
fCPU=8MHz, fADC=2MHz
VDD=5V
2
LSB
OE
Offset error
-1
1
GE
Gain error
-1
1
|DLE|
Differential linearity error
0.5
|ILE|
Integral linearity error
0.5
VAIN
Conversion range voltage
VSS
VDD
V
IADC
A/D conversion supply current
fCPU=8MHz, fADC=2MHz
VDD=5V
1mA
tSTAB
Stabilization time after enable ADC
1
µs
tLOAD
Sample capacitor loading time
1
4
µs
1/fADC
tCONV
Conversion time
2
8
µs
1/fADC
RAIN
External input resistor
15
k
Ω
RADC
Internal input resistor
1.5
k
Ω
CSAMPLE
Sample capacitor
6
pF
PWM/BRM Electrical and Timings
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
F
Repetition rate
TCPU =125ns
125
kHz
Res
Resolution
TCPU=125ns
125
ns
s
Output step
VDD=5V, 10 bits
5
mV



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