MAX1358B Datasheet, PDF (13/71 Pages) Maxim Integrated Products – 16-Bit, Data-Acquisition System with ADC, DACs, UPIOs, RTC, Voltage Monitors, and Temp Sensor

16-Bit, Data-Acquisition System with ADC, DACs,
UPIOs, RTC, Voltage Monitors, and Temp Sensor
CS
SCLK
DIN
DOUT
t_CSH
t_CYC
t_CH
t_CSS
t_CL
t_DS
t_DH
t_DV
Figure 1. Detailed Serial-Interface Timing
DOUT
6kΩ
C_LOAD = 50pF
t_CSH
t_DO
t_TR
DV_DD
6kΩ
DOUT
C_LOAD = 50pF
a) FOR ENABLE, HIGH IMPEDANCE
TO V_OH AND V_OL TO V_OH
FOR DISABLE, V_OH TO HIGH IMPEDANCE
Figure 2. DOUT Enable and Disable Time Load Circuits
b) FOR ENABLE, HIGH IMPEDANCE
TO V_OL AND V_OH TO V_OL
FOR DISABLE, V_OL TO HIGH IMPEDANCE
Typical Operating Characteristics
(DV_DD = AV_DD = 1.8V, V_REF = +1.25V, C_CPOUT = 10µF, T_A = +25°C, unless otherwise noted.)
SUPPLY CURRENT vs. SUPPLY VOLTAGE
1.0
ALL ON WITH ADC AT 477sps AND
MAXIMUM INTERNAL TEMP-SENSOR
0.9 _{CURRENT SETTING}
0.8
I_DVDD
0.7
I_AVDD
0.6
0.5
0.4
1.8 2.1 2.4 2.7 3.0 3.3 3.6
AV_DD, DV_DD (V)
10.000
DV_DD SUPPLY CURRENT
vs. DV_DD SUPPLY VOLTAGE
SLEEP MODE
1.000
0.100
SLEEP MODE: ALL OFF EXCEPT
32kHz OSC, RTC, AND 1.8V MONITOR
SHUTDOWN MODE: ALL OFF
0.010
SHUTDOWN MODE
0.001
1.8 2.1 2.4 2.7 3.0 3.3 3.6
DV_DD (V)
______________________________________________________________________________________ 13