EVAL-AD7661EDZ Analog Devices, EVAL-AD7661EDZ Datasheet - Page 5

• Manufacturer Part Number: EVAL-AD7661EDZ
• Description: Data Conversion IC Development Tools AD7661 Eval Board 16bit 100ksps ADC
• Manufacturer: Analog Devices
• Type: ADCr
• Series: AD7661r

Specifications of EVAL-AD7661EDZ

• Rohs: yes
• Product: Evaluation Boards
• Tool Is For Evaluation Of: AD7661
• Interface Type: SPI
• Operating Supply Voltage: 4.75 V to 5.25 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Factory Pack Quantity: 1

TIMING SPECIFICATIONS
Table 3. –40°C to +85°C, AVDD = DVDD = 5 V, OVDD = 2.7 V to 5.25 V, unless otherwise noted
Parameter
Refer to Figure 33 and Figure 34
Refer to Figure 35, Figure 36, and Figure 37 (Parallel Interface Modes)
Refer to Figure 39 and Figure 40 (Master Serial Interface Modes)
Refer to Figure 41 and Figure 42 (Slave Serial Interface Modes)
1
2
In serial interface modes, the SYNC, SCLK, and SDOUT timings are defined with a maximum load C
In serial master read during convert mode. See Table 4 for serial master read after convert mode.
Convert Pulse Width
Time between Conversions
CNVST LOW to BUSY HIGH Delay
BUSY HIGH All Modes Except Master Serial Read after Convert
Aperture Delay
End of Conversion to BUSY LOW Delay
Conversion Time
Acquisition Time
RESET Pulse Width
CNVST LOW to DATA Valid Delay
DATA Valid to BUSY LOW Delay
Bus Access Request to DATA Valid
Bus Relinquish Time
CS LOW to SYNC Valid Delay
CS LOW to Internal SCLK Valid Delay
CS LOW to SDOUT Delay
CNVST LOW to SYNC Delay
SYNC Asserted to SCLK First Edge Delay
Internal SCLK Period
Internal SCLK HIGH
Internal SCLK LOW
SDOUT Valid Setup Time
SDOUT Valid Hold Time
SCLK Last Edge to SYNC Delay
CS HIGH to SYNC HI-Z
CS HIGH to Internal SCLK HI-Z
CS HIGH to SDOUT HI-Z
BUSY HIGH in Master Serial Read after Convert
CNVST LOW to SYNC Asserted Delay
SYNC Deasserted to BUSY LOW Delay
External SCLK Setup Time
External SCLK Active Edge to SDOUT Delay
SDIN Setup Time
SDIN Hold Time
External SCLK Period
External SCLK HIGH
External SCLK LOW
2
2
2
2
2
2
1
2
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1
1
t
L
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
of 10 pF; otherwise, the load is 60 pF maximum.
Min
10
10
10
8.75
10
12
5
3
25
12
7
4
2
3
5
3
5
5
25
10
10
Typ
2
525
See Table 4
1.25
25
Max
35
1.25
1.25
1.25
45
15
10
10
10
40
10
10
10
18
AD7661
Unit
ns
µs
ns
µs
ns
ns
µs
µs
ns
µs
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
µs
ns
ns
ns
ns
ns
ns
ns
ns