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参数资料
| 型号： | ST92T195B7T1/XXX |
| 厂商： | STMICROELECTRONICS |
| 元件分类： | 微控制器/微处理器 |
| 英文描述： | 16-BIT, OTPROM, 24 MHz, MICROCONTROLLER, PQFP64 |
| 封装： | PLASTIC, TQFP-64 |
| 文件页数： | 10/22页 |
| 文件大小： | 140K |
| 代理商： | ST92T195B7T1/XXX |
18/22
ST92195B - ELECTRICAL CHARACTERISTICS
AC ELECTRICAL CHARACTERISTICS (Cont’d)
A/D CONVERTER, EXTERNAL TRIGGER TIMING TABLE
(VDD= 5V +/-10%; TA= 0 to 70°C; unless otherwise specified
A/D CONVERTER. ANALOG PARAMETERS TABLE
(VDD= 5V +/-10%; TA= 0 to 70°C; unless otherwise specified))
Notes: (*)
The values are expected at 25 Celsius degrees with
VDD=5V
(**)
’LSBs’ , as used here, as a value of
VDD/256
(1)
@ 24 MHz external clock
(2)
including Sample time
(3)
it must be considered as the on-chip series resistance before the sampling capacitor
(4)
DNL ERROR= max {[V(i) -V(i-1)] / LSB-1}
INL ERROR= max {[V(i) -V(0)] / LSB-i}
ABSOLUTE ACCUR ACY= overall max conversion error
Symbol
Parameter
OSCIN divide by
2;min/max
OSCIN divide
by 1; min/max
Value
Unit
min
max
Tlow
Pulse Width
1.5
INTCLK
ns
Thigh
Pulse Distance
ns
Text
Period/fast Mode
78+1
INTCLK
s
Tstr
Start Conversion Delay
0.5
1.5
INTCLK
Core Clock issued by Timing Controller
Tlow
Pulse Width
ns
Thigh
Pulse Distance
ns
Text
Period/fast Mode
s
Tstr
Start Conversion Delay
ns
Parameter
Value
Unit
Note
typ (*)
min
max
(**)
Analog Input Range
VSS
VDD
V
Conversion Time Fast/Slow
78/138
INTCLK
(1,2)
Sample Time Fast/Slow
51.5/87.5
INTCLK
(1)
Power-up Time
60
s
Resolution
8
bits
Differential Non Linearity
1.5
2.5
LSBs
(4)
Integral Non Linearity
2
3
LSBs
(4)
Absolute Accuracy
2
3
LSBs
(4)
Input Resistance
1.5
Kohm
(3)
Hold Capacitance
1.92
pF
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