參數(shù)資料
型號: AD9278-50EBZ
廠商: Analog Devices Inc
文件頁數(shù): 32/44頁
文件大?。?/td> 0K
描述: BOARD EVALUATION FOR AD9278
標(biāo)準(zhǔn)包裝: 1
ADC 的數(shù)量: 8
位數(shù): 12
采樣率(每秒): 10M ~ 50M
數(shù)據(jù)接口: 串行
輸入范圍: *
在以下條件下的電源(標(biāo)準(zhǔn)): *
工作溫度: -40°C ~ 85°C
已用 IC / 零件: AD9278
已供物品:
AD9278
Data Sheet
Rev. A | Page 38 of 44
This interface is flexible enough to be controlled by either serial
PROMs or PIC microcontrollers, providing the user with
an alternative method, other than a full SPI controller, for
programming the device (see the AN-812 Application Note).
DON’T
CARE
DON’T
CARE
DON’T
CARE
DON’T
CARE
SDIO
SCLK
CSB
tS
tDH
tHIGH
tCLK
tLOW
tDS
tH
R/W
W1
W0
A12
A11
A10
A9
A8
A7
D5
D4
D3
D2
D1
D0
09
42
4-
06
9
Figure 66. Serial Timing Details
Table 18. Serial Timing Definitions
Parameter
Timing (ns min)
Description
tDS
5
Setup time between the data and the rising edge of SCLK
tDH
2
Hold time between the data and the rising edge of SCLK
tCLK
40
Period of the clock
tS
5
Setup time between CSB and SCLK
tH
2
Hold time between CSB and SCLK
tHIGH
16
Minimum period that SCLK should be in a logic high state
tLOW
16
Minimum period that SCLK should be in a logic low state
tEN_SDIO
10
Minimum time for the SDIO pin to switch from an input to an output relative to the SCLK falling
edge (not shown in Figure 66)
tDIS_SDIO
10
Minimum time for the SDIO pin to switch from an output to an input relative to the SCLK rising
edge (not shown in Figure 66)
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