AD7683BRM Analog Devices Inc, AD7683BRM Datasheet - Page 5

• Manufacturer Part Number: AD7683BRM
• Description: IC ADC 16BIT 100KSPS 8-MSOP
• Manufacturer: Analog Devices Inc
• Series: PulSAR®r

Specifications of AD7683BRM

• Number Of Bits: 16
• Sampling Rate (per Second): 100k
• Data Interface: DSP, MICROWIRE™, QSPI™, Serial, SPI™
• Number Of Converters: 1
• Power Dissipation (max): 6mW
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
• For Use With: EVAL-AD7683CBZ - BOARD EVALUATION FOR AD7683
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

TIMING SPECIFICATIONS
VDD = 2.7 V to 5.5 V; T
Table 5.
Parameter
Throughput Rate
CS Falling to DCLOCK Low
CS Falling to DCLOCK Rising
DCLOCK Falling to Data Remains Valid
CS Rising Edge to D
DCLOCK Falling to Data Valid
Acquisition Time
D
D
Timing and Circuit Diagrams
OUT
OUT
Fall Time
Rise Time
DCLOCK
D
OUT
OUT
CS
NOTES
1. A MINIMUM OF 22 CLOCK CYCLES ARE REQUIRED FOR 16-BIT CONVERSION. SHOWN ARE 24 CLOCK CYCLES.
High Impedance
D
A
OUT
= −40°C to +85°C, unless otherwise noted.
GOES LOW ON THE DCLOCK FALLING EDGE FOLLOWING THE LSB READING.
1
t
CSD
t
SUCS
HIGH-Z
4
D
5
OUT
0.8V
0
t
t
EN
(MSB)
Figure 3. Load Circuit for Digital Interface Timing
EN
D15 D14 D13 D12 D11 D10 D9
t
Figure 4. Voltage Reference Levels for Timing
CYC
t
R
TO D
Figure 5. D
Figure 2. Serial Interface Timing
OUT
2V
0.8V
100pF
Rev. A | Page 5 of 16
C
L
t
HDO
OUT
500µA
500µA
Rise and Fall Timing
COMPLETE CYCLE
Symbol
t
t
t
t
t
t
t
t
t
I
I
CYC
CSD
SUCS
HDO
DIS
EN
ACQ
F
R
OL
OH
2V
D8
t
F
D7
t
EN
2V
0.8V
1.4V
D6
D5
90%
10%
POWER DOWN
D4
Min
20
5
400
D3
D2
D1
Typ
16
14
16
11
11
(LSB)
D0
0
t
DIS
HIGH-Z
Max
100
0
100
50
25
25
t
ACQ
AD7683
Unit
kHz
μs
ns
ns
ns
ns
ns
ns
ns