Datasheet

MAX19707
10-Bit, 45Msps, Ultra-Low-Power
Analog Front-End
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Table 4. Power-Management Modes
ADDRESS DATA BITS T/R
A3 A2 A1 A0 E9* E3 E2 E1 E0 PIN 27
MODE
FUNCTION
(POWER
MANAGEMENT
)
DESCRIPTION COMMENT
1X000 X
SHDN
SHUTDOWN
Rx ADC = OFF
Tx DAC = OFF
Aux-DAC = OFF
Aux-ADC = OFF
CLK = OFF
REF = OFF
Device is in
complete shutdown.
Overrides T/R pin.
XX001 X
IDLE
IDLE
Rx ADC = OFF
Tx DAC = OFF
Aux-DAC = Last State
CLK = ON
REF = ON
Fast turn-on time.
M od er ate i d l e p ow er .
Overrides T/R pin.
0000
(16-Bit Mode)
or
1000
(8-Bit Mode)
1X010 X
STBY
STANDBY
Rx ADC = OFF
Tx DAC = OFF
Aux-DAC = Last State
Aux-ADC = OFF
CLK = OFF
REF = ON
Slow turn-on time.
Low standby power.
Overrides T/R pin.
X = Don't care.
*Bit E9 is not available in 8-bit mode.
Table 3. MAX19707 Mode Control
D11 D10
D9 D8 D7 D6 D5 D4 D3 D2 D1 D0 A3 A2 A1
A0
REGISTER
NAME
(MSB)
15
14 13 12 11 10 9 8 7 6 5 4 3 2
1 (LSB)
ENABLE-16
E11 = 0
Reserved
E10 = 0
Reserved
E9 — — E6 E5 E4 E3 E2 E1 E0 0 0 0
0
Aux-DAC1
1D11 1D10
1D9 1D8 1D7 1D6 1D5 1D4 1D3 1D2 1D1 1D0 0 0 0
1
Aux-DAC2
2D11 2D10
2D9 2D8 2D7 2D6 2D5 2D4 2D3 2D2 2D1 2D0 0 0 1
0
Aux-DAC3
3D11 3D10
3D9 3D8 3D7 3D6 3D5 3D4 3D3 3D2 3D1 3D0 0 0 1
1
IOFFSET
——
— — — — IO5 IO4 IO3 IO2 IO1 IO0 0 1 0
0
QOFFSET
——
— — — — QO5 QO4 QO3 QO2 QO1 QO0 0 1 0
1
COMSEL
——
— — — — — — — — CM1 CM0 0 1 1
0
Aux-ADC
AD11 = 0
Reserved
AD10
AD9 AD8 AD7 AD6 AD5 AD4 AD3 AD2 AD1 AD0 0 1 1
1
ENABLE-8
——
— — — — — — E3 E2 E1 E0 1 0 0
0
— = Not used.