MB88111 Datasheet, PDF (23/26 Pages) Fujitsu Component Limited. – A/D Converter (With 24-Channel Input at 10-bit Resolution)

MB88111
(Continued)
Zero transition error
004
Actual conversion
characteristics
003
002
Actual conversion
characteristics
001
VOT'(Measured value)
AVRL
Analog input
Zero transition error =
VOT'–0.5 LSB
1 LSB
Full-scale transition error
Ideal characteristics
3FF
Actual conversion
characteristics
3FE
' VFST
(Measured value)
3FD
Actual conversion
characteristics
3FC
Analog input
AVRH
' VFST – (AVRH–1.5 LSB)
Full scale transition error =
1 LSB
Linearity error
3FF
Actual conversion
characteristics
3FE
{1 LSB× (N–1)+VOT'}
3FD
' VFST
(Measured
004
VNT' ^value)
(Measured
value)
003
Actual conversion
characteristics
002
Ideal characteristics
001
VOT' (Measured value)
AVRL
Analog input
AVRH
Linearity error of
digital output N
=
VNT' – {1 LSB' × (N–1)+V OT' }
1 LSB'
1 LSB' =
' VFST – VOT'
[V]
1022
Differential linearity error
Ideal characteristics
N+1
Actual conversion
characteristics
N
N-1
N-2
AVRL
VNT'
' V(N + 1)T
(Measured _(Measured
value)
value)
Actual conversion
characteristics
Analog input
AVRH
Differential linearity
error of digital output N
=
' ' V(N+1)T –VNT
1 LSB'
–1
23