ST92195B5 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
ST92195B5 Datasheet PDF : 22 Pages
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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
Symbol
Parameter
OSCIN divide by OSCIN divide
2;min/max
by 1; min/max
Tlow
Thigh
Text
Tstr
Tlow
Thigh
Text
Tstr
Pulse Width
Pulse Distance
Period/fast Mode
Start Conversion Delay
Core Clock issued by Timing Controller
Pulse Width
Pulse Distance
Period/fast Mode
Start Conversion Delay
Value
min
max
1.5
INTCLK
78+1
INTCLK
0.5
1.5
Unit
ns
ns
µs
INTCLK
ns
ns
µs
ns
A/D CONVERTER. ANALOG PARAMETERS TABLE
(VDD= 5V +/-10%; TA= 0 to 70°C; unless otherwise specified))
Parameter
Analog Input Range
Conversion Time Fast/Slow
typ (*)
Value
min
VSS
78/138
max
VDD
Sample Time Fast/Slow
51.5/87.5
Power-up Time
60
Resolution
Differential Non Linearity
Integral Non Linearity
Absolute Accuracy
8
1.5
2.5
2
3
2
3
Input Resistance
Hold Capacitance
1.5
1.92
Notes: (*)
(**)
(1)
(2)
(3)
(4)
The values are expected
’LSBs’ , as used here, as
at 25 Celsius degrees
a value of VDD/256
with
VDD=
5V
@ 24 MHz external clock
including Sample time
it must be considered as the on-chip series resistance before the sampling capacitor
DNL ERROR= max {[V(i) -V(i-1)] / LSB-1}
INL ERROR= max {[V(i) -V(0)] / LSB-i}
ABSOLUTE ACCURACY= overall max conversion error
Unit
(**)
V
INTCLK
INTCLK
µs
bits
LSBs
LSBs
LSBs
Kohm
pF
Note
(1,2)
(1)
(4)
(4)
(4)
(3)
18/22
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