Datasheet

MAX5186/MAX5189
Dual, 8-Bit, 40MHz, Current/Voltage,
Simultaneous-Output DACs
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ELECTRICAL CHARACTERISTICS (continued)
(AV
DD
= DV
DD
= 3V, AGND = DGND = 0, f
CLK
= 40MHz, I
FS
= 1mA, 400Ω differential output, C
L
= 5pF, T
A
= T
MIN
to T
MAX
, unless
otherwise noted. ≥ +25°C guaranteed by production test, < +25°C guaranteed by design and characterization. Typical values are at
T
A
= +25°C.)
DAC2 CLK Fall to DATA
Hold Time
t
DH2
0 ns
DAC1 CLK Rise to DATA
Hold Time
t
DH1
0 ns
DAC2 DATA to CLK Fall
Setup Time
t
DS2
10 ns
DAC1 DATA to CLK Rise
Setup Time
t
DS1
10 ns
PARAMETER SYMBOL MIN TYP MAX UNITS
DAC External Output Resistor
Load
R
L
400 Ω
Full-Scale Output Current I
FS
0.5 1 1.5 mA
Output Leakage Current -1 1 µA
Output Voltage Range V
REFO
1.12 1.2 1.28 V
Output Voltage Temperature
Drift
TCV
REFO
50 ppm/°C
Reference Output Drive
Capability
I
REFO
10 µA
Reference Supply Rejection 0.5 mV/V
Differential Full-Scale Output
Voltage
V
FS
400 mV
Voltage Compliance Range -0.3 0.8 V
Current Gain (I
FS
/I
REF
) 8 mA/mA
Analog Power-Supply Voltage AV
DD
2.7 3.3 V
Analog Supply Current IAV
DD
2.7 5.0 mA
Digital Power-Supply Voltage DV
DD
2.7 3.3 V
Digital Supply Current IDV
DD
4.2 5.0 mA
Standby Current I
STANDBY
1.0 1.5 mA
Shutdown Current I
SHDN
0.5 1 µA
Digital Input Voltage High V
IH
2 V
Digital Input Voltage Low V
IL
0.8 V
Digital Input Current I
IN
±1 µA
Digital Input Capacitance C
IN
10 pF
CONDITIONS
MAX5186 only
MAX5186 only
DACEN = 0, MAX5186 only
PD = 0, DACEN = 1, digital inputs at 0 or DV
DD
PD = 0, DACEN = 1, digital inputs at 0 or DV
DD
PD = 0, DACEN = 0, digital inputs at 0 or DV
DD
PD = 1, DACEN = X, digital inputs at 0 or DV
DD
(X = don’t care)
V
IN
= 0 or DV
DD
TIMING CHARACTERISTICS
LOGIC INPUTS AND OUTPUTS
POWER REQUIREMENTS
ANALOG OUTPUT
REFERENCE