Rainbow Electronics MAX513 - Manual (Page 4)

MAX512/MAX513
Low-Cost, Triple, 8-Bit Voltage Output DACs
with Serial Interface
4 _______________________________________________________________________________________
__________________________________________Typical Operating Characteristics
(T A = +25°C, unless otherwise noted.)
0.0001 0.1 100 0.01 10 0.001 1
OUTPUT VOLTAGE vs.
OUTPUT SOURCE CURRENT (V DD = 3V)
0.5
MAX512 TOC-01
OUTPUT SOURCE CURRENT (mA)
OUTPUT VOLTAGE (V)
1.5
2.5
3.5
0
1
2
3
V DD = 3V, V SS = GND = 0V
REFAB = V DD
CODE = ALL 1s
DAC A
DAC B
-2
0 224
TOTAL UNADJUSTED ERROR
vs. DIGITAL CODE (Dual Supplies)
0
8
12
10
MAX512 TOC-04
DIGITAL CODE
TUE (LSB)
160
4
2
32 96 255 192 64 128
6
V DD = +3V, V SS = -3V
REFAB = V SS , REFC = V DD
CODE = ALL 1s
DAC A LOADED WITH 5mA
DAC B LOADED WITH 0.5mA
DAC B NO LOAD
DAC A NO LOAD
DAC C NO LOAD
0.0001 0.1 100 0.01 10 0.001 1
OUTPUT VOLTAGE vs.
OUTPUT SOURCE CURRENT (V DD = 5V)
3.8
MAX512 TOC-02
OUTPUT SOURCE CURRENT (mA)
OUTPUT VOLTAGE (V) 4.2
4.6
5.0
5.2
4.0
4.4
4.8
V DD = 5V, V SS = GND = 0V
REFAB = V DD
CODE = ALL 1s
DAC A
DAC B
0.0001 0.1 100 0.01 10 0.001 1
OUTPUT VOLTAGE vs.
OUTPUT SINK CURRENT
100
MAX512 TOC-03
OUTPUT SINK CURRENT (mA)
OUTPUT VOLTAGE (mV)
300
500
700
800
900
0
200
400
600
V DD = 3V, V SS = GND = 0V
REFAB = V DD
CODE = ALL 1s
DAC A
DAC B
0
-35
0 192 224 255
TOTAL UNADJUSTED ERROR
vs. DIGITAL CODE (Single Supply)
-30
-10
-5
MAX512 TOC-05
DIGITAL CODE
TUE (LSB)
96 128 160
-20
-25
32 64
-15
V DD = 3V, V SS = GND = 0V
REFAB = 3V
DAC A LOADED WITH 5mA
DAC B LOADED WITH 0.5mA
1.2
0.5
2.5 4.5 5.0 5.5
POSITIVE SUPPLY CURRENT
vs. SUPPLY VOLTAGE
0.6
1.0
1.1
1.5
1.3
1.4
MAX512 TOC-06
V DD (V)
I DD
(mA)
4.0
0.8
0.7
3.0 3.5
0.9
REFAB = REFC = V DD
ALL LOGIC INPUTS GROUNDED
CONDITIONS
C L = 100pF
ns 200 t CSPWH
–
C
—
S
–
Pulse Width High
ns 150 t OD Output Delay LOUT
ns 100 t CL SCLK Pulse Width Low
ns 100 t CH SCLK Pulse Width High
ns 50 t DH DIN to SCLK Rise Hold Time
ns 50 t DS DIN to SCLK Rise Setup Time
UNITS MIN TYP MAX SYMBOL PARAMETER
ns 150 t CSS
–
C
—
S
–
Fall to SCLK Rise Setup Time
ns 150 t CSH SCLK Rise to
–
C
—
S
–
Rise Setup Time
TIMING CHARACTERISTICS (Note 4)
(V
DD
= +4.5V to +5.5V for MAX512, V
DD
= +2.7V to +3.6V for MAX513, V
SS
= GND = 0V, T
A
= T
MIN
to T
MAX
, unless otherwise noted.)
SERIAL INTERFACE TIMING
Note 4: Guaranteed by design. Not production tested.