8 BIT 4-CHANNEL D/A CONVERTER MB86022

MB86022
(Continued)
(V DD =4.75V to 5.25V, Ta=–20°C to 70°C)
Value
Parameter Symbol Pin Name
Conditions
Min Typ Max
Unit
Rising time 1 t r1
___
WR Ref. to timing chart 0 – 50 ns
Falling time 1 t f1
___
WR Ref. to timing chart
0 – 50 ns
Rising time 2 t r2
D0 ___ to D7, ______ C0,
C1, CE, ___ RESET, Ref. to timing chart 0 – 50 ns
PD
Falling time 2 t f2
D0 ___ to D7, ______ C0,
C1, CE, ___ RESET, Ref. to timing chart
0 – 50 ns
PD
Resolution Res
– 8 – bits
Analog output
Min. voltage
Analog output
Max. voltage
Analog input
resistance
V AOL1
V AOL2
V AOH1
V AOH2
R I
AO0,
AO1,
AO2,
AO3
VR 1 ,
VR 2
Input
code
D(A)=
0
Input
code
D(A)=
255
No external VR input
VR1=open
(Typ.) –0.1
____ V DD (Typ.) +0.1 V
VR2=open
4
External VR input
VR1=V 1
(Typ.) –0.1 2xV 2 –V 1
VR2=V (Typ.) +0.1 V
2
No external VR input
VR1=open
(Typ.) –0.1 ____ 383 x VDD (Typ.) +0.1 V
VR2=open
512
External VR input
VR1=V 1
(Typ.) –0.1 V 1 –_____
V 1 –V 2 (Typ.) +0.1 V
VR2=V 2 128
30 50 200
kΩ
Linearity error LE AO0, No external VR input
–1.5 – 1.5
VR1=open
Differential
AO1,
D VR2=open
linearity error
LE
–1 – 1
AO2,
Full scale change
Setting time t S AO3
(Ref. to timing chart)
– – 5
LSB
LSB
µs
8