MAX530 Maxim, MAX530 Datasheet - Page 12

• Manufacturer Part Number: MAX530
• Description: +5V / Low-Power / Parallel-Input / Voltage-Output / 12-Bit DAC
• Manufacturer: Maxim

+5V, Low-Power, Parallel-Input,
Voltage-Output, 12-Bit DAC
Figure 5. 4-Bit µP Interface
Figure 6. 4-Bit µP Timing Sequence
Figure 8a. 8-Bit and 16-Bit µP Timing Sequence Using LDAC
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MC6800
A0-A15
D0-D3
R/W
LDAC
NBM
02
NBH
NBL
WR
CS
NBL & NBM
ADDRESS BUS A0, A1
DATA BUS
SYSTEM
RESET
FROM
LDAC
NBH
WR
CS
A0 = 1, A1 = 1
D0-D3
EN
D0-D3
CLR
A0, A1
WR
DECODER
A13-A15
MAX530
CS LDAC
D0-D3
D4-D7
A0 = 1, A1 = 0
A0 = A1 = 1
Figure 7. 8-Bit and 16-Bit µP Interface
A0 = 0, A1 = 1
A0 = A1 = 0
MC6809
A0-A15
D0-D7
R/W
E
DAC UPDATE
DAC UPDATE
ADDRESS BUS
DATA BUS
SYSTEM
FROM
RESET
A0
CLR
A0-A1
EN
WR
A13-A15
DECODER
D0-D7
D0-D7
MAX530
CS LDAC