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15.4 A-D converter characteristics
A-D CONVERTER CHARACTERISTICS (V
Symbol
Parameter
—
Resolution
Absolute accuracy
—
Ladder resistance
R
LADDER
Conversion time
t
CONV
Reference voltage
V
REF
Analog input voltage
V
IA
ELECTRICAL CHARACTERISTICS
= AV
= 5 V±10%, V
CC
CC
SS
Test conditions
V
= V
REF
CC
V
= V
REF
CC
V
= V
REF
CC
f(X
) = 40 MHz
IN
f(X
) = 25 MHz
IN
7751 Group User's Manual
15.4 A-D converter characteristics
= 0 V, Ta = –20 to 85 °C, unless otherwise noted)
= AV
SS
Resolution 10 bit
Resolution 8 bit
Resolution 10 bit
Resolution 8 bit
Resolution 10 bit
Resolution 8 bit
Limits
Unit
Typ.
M a x .
M i n .
10
Bits
± 3
LSB
±
2
k Ω
5
5.9
4.9
µs
4.72
3.92
V
2
V
CC
0
V
V
REF
15–5
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