MAX548 Maxim, MAX548 Datasheet - Page 3

• Manufacturer Part Number: MAX548
• Description: +2.5V to +5.5V / Low-Power / Single/Dual / 8-Bit Voltage-Output DACs in MAX Package
• Manufacturer: Maxim

ELECTRICAL CHARACTERISTICS (continued)
(V
TIMING CHARACTERISTICS
(V
Note 1: Cold temperature specifications (to -40°C) guaranteed by design using six sigma design limits.
Note 2: Worst-case input resistance at REF occurs at DAC code 55 hex.
Note 3: Worst-case reference input current occurs at DAC code 55 hex.
Note 4: Guaranteed by design. Not production tested.
Note 5: I
DYNAMIC PERFORMANCE
Digital Feedthrough and
Crosstalk
Voltage-Output Settling Time
Voltage-Output Slew Rate
Wake-Up Time at Power-Up
POWER SUPPLIES
Supply Voltage Range
Supply Current (MAX548A)
Supply Current
(MAX549A/MAX550A)
Shutdown Current
SCLK Pulse Width High
SCLK Pulse Width Low
DIN to SCLK High Setup
DIN to SCLK High Hold
CS Low to SCLK High Setup
CS High to SCLK High Setup
SCLK High to CS Low Hold
Delay, SCLK High to CS High
CS Pulse Width High
SCLK Period
LDAC Pulse Width Low
CS High to LDAC Low
V
DD
DD
DD
= +2.5V to +5.5V, T
= +2.5V to +5.5V, T
High to CS Low
PARAMETER
8-Bit Voltage-Output DACs in µMAX Package
DD
PARAMETER
measured with DACs loaded with worst-case DAC code 55 hex.
_______________________________________________________________________________________
+2.5V to +5.5V, Low-Power, Single/Dual,
A
A
= T
= T
MIN
MIN
SYMBOL
to T
to T
V
I
I
DD
DD
MAX
DD
MAX
SYMBOL
t
t
t
t
t
t
t
LDAC
CSS0
CSS1
CSH0
CSH1
CSLD
, unless otherwise noted. Typical values are at T
, unless otherwise noted. Digital inputs switching from 0V to V
CSW
t
t
t
t
t
CH
DS
DH
CP
CL
CS = high, all digital inputs from 0V to V
To ±1/2LSB, C
C
C
Outputs unloaded, all inputs = GND or V
Outputs unloaded,
all inputs = GND or
V
Outputs unloaded, all inputs = GND or V
V
Shutdown mode
DD
DD
L
L
= 20pF
= 20pF
(Note 5)
= 5.5V
V
V
V
V
MAX548A/MAX550A only
MAX548A/MAX550A only
DD
DD
DD
DD
= 2.5V
= 5.5V
= 2.5V
= 5.5V
L
CONDITIONS
= 20pF
CONDITIONS
V
V
V
V
DD
DD
DD
DD
= 2.5V
= 5.5V
= 5.5V
= 2.5V
DD
DD
DD
A
;
= +25°C)
MIN
MIN
2.5
40
40
30
10
30
30
10
10
20
40
80
50
50
0
5
DD
.) (Figure 3) (Note 4)
TYP
TYP
330
150
1.4
3.1
0.3
0.3
50
4
4
MAX
MAX
550
250
5.5
10
nV-sec
UNITS
UNITS
V/µs
µA
µA
µA
µs
µs
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
µs
V
3