MAX1084 Maxim, MAX1084 Datasheet - Page 11

• Manufacturer Part Number: MAX1084
• Description: 400ksps/300ksps / Single-Supply / Low-Power / Serial 10-Bit ADCs with Internal Reference
• Manufacturer: Maxim

Figure 6. Supply Current vs. Conversion Rate
Figure 8. Interface Timing Sequence
Figure 9. Detailed Serial-Interface Timing
400ksps/300ksps, Single-Supply, Low-Power,
10,000
1000
100
0.1
10
1
Serial 10-Bit ADCs with Internal Reference
0.1
A/D STATE
V
DOUT = FS
R
C
DD =
L
L
DOUT
SCLK
= ∞
= 10pF
1
CS
______________________________________________________________________________________
CONVERSION RATE (SAMPLES)
3.0V
vs. CONVERSION RATE
DOUT
SCLK
ACQ
CS
SUPPLY CURRENT
HIGH-Z
10
100
t
t
CSO
CSO
1
1k
t
CSS
3
10k
D9
4
t
D8
DOE
100k
HOLD/CONVERT
D7
t
CL
D6
t
D5
CH
t
8
CP
t
t
D4
DOH
DOV
D3 D23 D1
Figure 7. Reference Power-Up vs. Time in Shutdown
12
D0
1.50
1.25
1.00
0.75
0.50
0.25
S1
0
0.0001
t
CSH
S0
15
C
REF
ACQUISITION
0.001
= 4.7µF
TIME IN SHUTDOWN (s)
t
CSW
0.01
HIGH-Z
t
t
DOD
CSI
0.1
1
10
11