Electrical characteristics—max1083 (continued), Timing characteristics—max1082 – Rainbow Electronics MAX1083 User Manual
Page 6
MAX1082/MAX1083
300ksps/400ksps, Single-Supply, 4-Channel,
Serial 10-Bit ADCs with Internal Reference
6
_______________________________________________________________________________________
V
DD1
=
V
DD2
=
3.6V
I
SOURCE
= 0.5mA
V
DD1
= V
DD2
= 2.7V to 3.6V, midscale input
CONDITIONS
mA
2.5
3.5
IV
DD1
+ IV
DD2
Supply Current
V
2.7
3.6
V
DD1,
V
DD2
V
V
DD2
- 0.5V
V
OH
Output Voltage High
Positive Supply Voltage
(Note 9)
1.3
2.0
Normal operating mode (Note 10)
Reduced-power mode (Note 11)
0.9
1.5
Fast power-down mode (Note 11)
Full power-down mode (Note 11)
µA
2.0
1.0
mV
±0.5
±2.0
PSR
Power-Supply Rejection
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
I
SINK
= 5mA
V
0.4
V
OL
Output Voltage Low
CS = V
DD2
µA
±10
I
L
Three-State Leakage Current
CS = V
DD2
pF
15
C
OUT
Three-State Output Capacitance
ELECTRICAL CHARACTERISTICS—MAX1083 (continued)
(V
DD1
= V
DD2
= +2.7V to +3.6V, COM = GND, f
OSC
= 4.8MHz, 50% duty cycle, 16 clocks/conversion cycle (300ksps), external
+2.5V at REF, REFADJ = V
DD1
, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at T
A
= +25°C.)
TIMING CHARACTERISTICS—MAX1082
(Figures 1, 2, 5, 6; V
DD1
= V
DD2
= +4.5V to +5.5V; T
A
= T
MIN
to T
MAX
; unless otherwise noted.)
C
LOAD
= 20pF
C
LOAD
= 20pF
C
LOAD
= 20pF
C
LOAD
= 20pF
C
LOAD
= 20pF
C
LOAD
= 20pF
C
LOAD
= 20pF
C
LOAD
= 20pF
CONDITIONS
ns
100
t
CSW
CS Pulse Width High
ns
65
t
STE
CS Fall to SSTRB Enable
ns
65
t
DOE
CS Fall to DOUT Enable
ns
10
65
t
STD
CS Rise to SSTRB Disable
ns
10
65
t
DOD
CS Rise to DOUT Disable
ns
80
t
STV
SCLK Rise to SSTRB Valid
ns
80
t
DOV
SCLK Rise to DOUT Valid
ns
62
t
CL
SCLK Pulse Width Low
ns
62
t
CH
ns
156
t
CP
SCLK Period
SCLK Pulse Width High
ns
10
20
t
STH
SCLK Rise to SSTRB Hold
ns
10
20
t
DOH
SCLK Rise to DOUT Hold
ns
35
t
CS1
CS Rise to SCLK Rise Ignore
ns
35
t
CSO
SCLK Rise to CS Fall Ignore
ns
35
t
DS
DIN to SCLK Setup
ns
0
t
DH
DIN to SCLK Hold
ns
35
t
CSS
CS Fall to SCLK Rise Setup
ns
0
t
CSH
SCLK Rise to CS Rise Hold
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
DIGITAL OUTPUTS (DOUT, SSTRB)
POWER SUPPLY