Rainbow Electronics MAX5102 - Manual (Page 4)

MAX5102
+2.7V to +5.5V, Low-Power, Dual, Parallel
8-Bit DAC with Rail-to-Rail Voltage Outputs
4 _______________________________________________________________________________________
Typical Operating Characteristics
(V DD = V REF = +3V, R L = 10k Ω, C
L = 100pF, code = FF hex, T A = +25°C, unless otherwise noted.)
0
0.4
0.2
0.8
0.6
1.0
1.2
0 4 2 6 8 10
DAC ZERO-CODE OUTPUT VOLTAGE
vs. SINK CURRENT
MAX5102 toc01
SINK CURRENT (mA)
V
OUT
(V)
V DD = V REF = 3V
V DD = V REF = 5V
0
2
1
4
3
5
6
0 4 2 6 8 10
DAC FULL-SCALE OUTPUT VOLTAGE
vs. SOURCE CURRENT
MAX5102 toc02
SOURCE CURRENT (mA)
V
OUT
(V)
V
DD
= V
REF
= 3V
V DD = V REF = 5V
100
130
120
110
150
140
190
180
170
160
200
-40 -20 0 20 40 60 80 100
SUPPLY CURRENT vs. TEMPERATURE
MAX5102 toc03
TEMPERATURE ( °C)
SUPPLY CURRENT (
µ
A)
1 DAC AT CODE 00 OR F0
1 DAC AT CODE 00 (R
L = ∞)
V DD = 5V; CODE = F0 HEX
V DD = 5V; CODE = 00
V DD = 3V; CODE = F0 HEX
V DD = 3V; CODE = 00
V DD = 3.0V
0
60
40
20
80
100
120
140
160
180
200
0 1.0 0.5 1.5 2.0 2.5 3.0
SUPPLY CURRENT vs.
REFERENCE VOLTAGE
MAX5102 toc04
REFERENCE VOLTAGE (V)
SUPPLY CURRENT (
µ
A)
1 DAC AT CODE 00 OR F0
1 DAC AT CODE 00 (R
L = ∞)
CODE = F0 HEX
CODE = 00 HEX
V DD = 3.0V
0
40
20
80
60
120
100
140
180
160
200
0 1.0 1.5 2.0 0.5 2.5 3.0 3.5 4.5. 4.0 5.0
SUPPLY CURRENT vs.
REFERENCE VOLTAGE
MAX5102 toc05
REFERENCE VOLTAGE (V)
SUPPLY CURRENT (
µ
A)
V DD = 5.0V
1 DAC AT CODE 00 OR F0
1 DAC AT CODE 00. (R
L = ∞)
CODE = F0 HEX
CODE = 00 HEX
-90
-70
-80
-40
-50
-60
-10
-20
-30
0
0 1.0 0.5 1.5 2.0 2.5
MAX5102 toc06
REFERENCE AMPLITUDE (V p-p )
THD + NOISE (dB)
DAC CODE = FF HEX
V
REF = SINE WAVE CENTERED AT 1.5V
80kHz FILTER
20kHz REF SIGNAL
10kHz REF SIGNAL
1kHz REF SIGNAL
TOTAL HARMONIC DISTORTION
PLUS NOISE AT DAC OUTPUT
vs. REFERENCE AMPLITUDE
ADDRESS VALID
DATA VALID
t
AS
t
WR
t
DS-
t
DH-
t
AH-
ADDRESS
DATA
WR
Figure 1. Timing Diagram