参数资料
型号: AD6620S
厂商: Analog Devices, Inc.
英文描述: 65 MSPS Digital Receive Signal Processor
中文描述: 65 MSPS的数字接收信号处理器
文件页数: 6/43页
文件大小: 354K
代理商: AD6620S
AD6620
TIMING CHARACTERISTICS
(C
LOAD
= 40 pF All Outputs)
–6–
REV. 0
Test
Level
AD6620AS
Min
Parameter (Conditions)
Temp
Typ
Max
Units
MICROPROCESSOR PORT, MODE = 0
MODE 0 Input Timing Requirements:
t
SC
Control
1
to CLK Setup Time
t
HC
Control
1
to CLK Hold Time
t
HA
Address
2
to CLK Hold Time
t
ZR
CS
to Data Enabled Time
t
ZD
CS
to Data Disabled Time
t
SAM
CS
to Address/Data Setup Time
MODE 0 Read Switching Characteristics:
t
DD
CLK to Data Valid Time
t
RDY
RD
to RDY Time
MODE 0 Write Timing Requirements:
t
SC
Control
1
to CLK Setup Time
t
HC
Control
1
to CLK Hold Time
t
HM
Micro Data
3
to CLK Hold Time
t
HA
Address
2
to CLK Hold Time
t
SAM
Address/Data Setup Time to
CS
MODE 0 Write Switching Characteristics:
t
RDY
RD
to RDY Time
MICROPROCESSOR PORT, MODE = 1
Full
Full
Full
Full
Full
Full
IV
IV
IV
IV
IV
IV
3.0
5.0
3.0
ns
ns
ns
ns
ns
ns
5.0
5.0
0.0
Full
Full
I
IV
10.0
4.0
15.0
30.0
19.5
ns
ns
Full
Full
Full
Full
Full
IV
IV
IV
IV
IV
3.0
5.0
3.0
3.0
0.0
ns
ns
ns
ns
ns
Full
IV
4.0
19.5
ns
MODE1 Input Timing Requirements:
t
SC
Control
1
to CLK Setup Time
t
HC
Control
1
to CLK Hold Time
t
HA
Address
2
to CLK Hold Time
t
ZR
CS
to Data Enabled Time
t
ZD
CS
to Data Disabled Time
t
SAM
Address/Data Setup Time to
CS
MODE1 Read Switching Characteristics:
t
DD
CLK to Data Valid Time
t
DTACK
CLK to DTACK Time
MODE1 Write Timing Requirements:
t
SC
Control
1
to CLK Setup Time
t
HC
Control
1
to CLK Hold Time
t
HM
Micro Data
3
to CLK Hold Time
t
HA
Address
2
to CLK Hold Time
t
SAM
Address/Data Setup Time to
CS
MODE1 Write Switching Characteristics:
t
DTACK
CLK to DTACK Time
Full
Full
Full
Full
Full
Full
IV
IV
IV
IV
IV
IV
3.0
5.0
3.0
ns
ns
ns
ns
ns
ns
5.0
5.0
0.0
Full
Full
I
V
10.0
5.5
30.0
15.5
ns
ns
Full
Full
Full
Full
Full
IV
IV
IV
IV
IV
0.0
5.0
6.5
3.0
0.0
ns
ns
ns
ns
ns
Full
V
5.5
15.5
ns
NOTES
1
Specification pertains to: R/W (
WR
),
DS
(
RD
),
CS
.
2
Specification pertains to: A[2:0].
3
Specification pertains to: D[7:0].
Specifications subject to change without notice.
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