参数资料
型号: AD7237ATQ
厂商: ANALOG DEVICES INC
元件分类: DAC
英文描述: 0.001UF(1000PF) 20% 1KV Y5V RAD
中文描述: DUAL, PARALLEL, 8 BITS INPUT LOADING, 5 us SETTLING TIME, 12-BIT DAC, CDIP24
封装: 0.300 INCH, HERMETIC SEALED, CERDIP-24
文件页数: 12/12页
文件大小: 392K
代理商: AD7237ATQ
AD7237A/AD7247A
REV. 0
–12–
C
P
Either high byte or low byte data can be written first to the in-
put latch. A write to the AD7237A DAC Latch address transfers
the data from the input latches to the respective DAC latches
and updates both analog outputs. Alternatively, the
LDAC
in-
put can be asynchronous or can be common to a number of
AD7237As for simultaneous updating of a number of voltage
channels.
AD7237A—68008 Interface
An interface between the AD7237A and the 68008 is shown in
Figure 14. In the diagram shown, the
LDAC
is derived from an
asynchronous
LDAC
signal, but this can be derived from the
address decoder as in the previous interface diagram.
Figure 14. AD7237A to 68008 Interface
AD7237A—6502/6809 Interface
Figure 15 shows an interface between the AD7237A and the
6502 or 6809 microprocessor. The procedure for writing data to
the AD7237A is as outlined for the 8085A/8088 interface. For
the 6502 microprocessor, the
f
2 clock is used to generate the
WR
, while for the 6809 the E signal is used.
Figure 15. AD7237A to 6502/6809 Interface
OUTLINE DIMENSIONS
Dimensions shown in inchcs and (mm).
Plastic DIP (N-24)
Cerdip (Q-24)
SOIC (R-24)
相关PDF资料
PDF描述
AD7247AAN BAT46W, SCHOTTKY, 100V, 0.15A
AD7247AAR 0.1UF 50V 10% 0805 X7R CERAMIC CAPACITOR
AD7247ABN LC2MOS Dual 12-Bit DACPORTs
AD7247ABR LC2MOS Dual 12-Bit DACPORTs
AD7247ATQ LC2MOS Dual 12-Bit DACPORTs
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