AD7631BCPZ Analog Devices Inc, AD7631BCPZ Datasheet - Page 6
![IC,A/D CONVERTER,SINGLE,18-BIT,CMOS,LLCC,48PIN](/photos/6/50/65022/cp-48-8_sml.jpg)
AD7631BCPZ
Manufacturer Part Number
AD7631BCPZ
Description
IC,A/D CONVERTER,SINGLE,18-BIT,CMOS,LLCC,48PIN
Manufacturer
Analog Devices Inc
Series
PulSAR®r
Datasheet
1.AD7631BSTZ.pdf
(32 pages)
Specifications of AD7631BCPZ
Number Of Bits
18
Sampling Rate (per Second)
250k
Data Interface
Serial, Parallel
Number Of Converters
1
Power Dissipation (max)
120mW
Voltage Supply Source
Analog and Digital
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
48-VFQFN, CSP Exposed Pad
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
AD7631
Table 4. Serial Clock Timings in Master Read After Convert Mode
DIVSCLK[1]
DIVSCLK[0]
SYNC to SDCLK First Edge Delay Minimum
Internal SDCLK Period Minimum
Internal SDCLK Period Maximum
Internal SDCLK High Minimum
Internal SDCLK Low Minimum
SDOUT Valid Setup Time Minimum
SDOUT Valid Hold Time Minimum
SDCLK Last Edge to SYNC Delay Minimum
BUSY High Width Maximum
TO OUTPUT
NOTES
1. IN SERIAL INTERFACE MODES, THE SYNC, SDCLK,
AND SDOUT ARE DEFINED WITH A MAXIMUM LOAD
C
L
Figure 2. Load Circuit for Digital Interface Timing,
OF 10pF; OTHERWISE, THE LOAD IS 60pF MAXIMUM.
SDOUT, SYNC, and SDCLK Outputs, C
PIN
60pF
C
L
1.6mA
500µA
I
I
OL
OH
1.4V
L
= 10 pF
Rev. A | Page 6 of 32
Symbol
t
t
t
t
t
t
t
t
t
18
19
19
20
21
22
23
24
28
0
0
3
30
45
15
10
4
5
5
2.55
t
DELAY
0.8V
Figure 3. Voltage Reference Levels for Timing
0
1
20
60
90
30
25
20
8
7
3.40
2V
0.8V
1
0
20
120
180
60
55
20
35
35
5.00
2V
1
1
20
240
360
120
115
20
90
90
8.20
t
2V
0.8V
DELAY
Unit
ns
ns
ns
ns
ns
ns
ns
ns
μs