MAX5825BAUP+ Maxim Integrated, MAX5825BAUP+ Datasheet - Page 11

• Manufacturer Part Number: MAX5825BAUP+
• Description: Digital to Analog Converters - DAC 12-Bit 8Ch V DAC w/I2C Interface
• Manufacturer: Maxim Integrated

Specifications of MAX5825BAUP+

• Rohs: yes
• Number Of Dac Outputs: 8
• Resolution: 12 bit
• Interface Type: I2C
• Settling Time: 4.5 us
• Maximum Operating Temperature: - 40 C to + 125 C
• Mounting Style: SMD/SMT
• Package / Case: TSSOP-20
• Maximum Power Dissipation: 1084 mW
• Supply Current: 250 uA
• Supply Voltage - Max: 5.5 V
• Supply Voltage - Min: 2.7 V

(MAX5825, 12-bit performance, T
Maxim Integrated
Output DACs with Internal Reference and I
-100
-200
-300
-400
-500
500
400
300
200
100
0
-30
V
-20
DD
OUTPUT CURRENT LIMITING
= V
0.585 LSB/div
-10 0
REF
NO LOAD
Ultra-Small, Octal Channel, 8-/10-/12-Bit Buffered
LOADED
2mV/div
5V/div
V
V
V
OUT_
OUT4
OUT0
10 20
I
V
OUT
DD
CHANNEL-TO-CHANNEL FEEDTHROUGH
DIGITAL CROSSTALK = 0.2nV*s
STATIC DAC MIDSCALE
(mA)
= 5V
(V
30 40
(V
DD
V
DD
TRANSITIONING DAC: 0 TO FULL SCALE
STATIC DAC: MIDSCALE
ANALOG CROSSTALK = 4.07nV*s
DD
DIGITAL FEEDTHROUGH
R
= V
= V
L
= 3V
= 2kI, C
A
REF
50
REF
= +25°C, unless otherwise noted.)
= 5V, T
20ns/div
60
4µs/div
= 5V, R
70
L
= 200pF)
A
L
= +25NC,
= 10kI)
5.00
4.50
4.00
3.50
3.00
2.50
2.00
1.50
1.00
0.50
MAX5823 toc26
MAX5823 toc24
Typical Operating Characteristics (continued)
0
0
V
DAC = FULL SCALE
DAC = ZERO SCALE
vs. OUTPUT CURRENT (V
DD
1
MAX5823/MAX5824/MAX5825
= 3V, SOURCING
2
HEADROOM AT RAILS
3
V
DD
4
I
OUT
= 5V, SOURCING
0.585 LSB/div
5
(mA)
NO LOAD
LOADED
V
6
DD
5V/div
V
V
OUT4
OUT0
-10
= 3V AND 5V
SINKING
10
-2
-4
-6
-8
DD
7
8
6
4
2
0
-30
= V
(V
CHANNEL-TO-CHANNEL FEEDTHROUGH
8
T
V
DD
REF
DD
-20
A
9
= +25NC, R
= 5V, V
= V
OUTPUT LOAD REGULATION
)
TRANSITIONING DAC: 0 TO FULL SCALE
STATIC DAC: MIDSCALE
ANALOG CROSSTALK = 3.3nV*S
-10
10
REF
V
REF
0
DD
= 5V
I
L
OUT
10
= 4.096V (INTERNAL),
4µs/div
= 2kI, C
350
300
250
200
150
100
50
(mA)
0
V
20
NOISE-VOLTAGE DENSITY vs. FREQUENCY
100
DD
= 3V
30
L
V
= 200pF)
40
DD
2
MAX5823 toc25
= 5V, V
(DAC AT MIDSCALE)
(EXTERNAL)
C Interface
V
INTERNAL
50
DD
1k
FREQUENCY (Hz)
V
INTERNAL
= 5V, V
REF
60
DD
= 5V, V
= 3.5V
V
INTERNAL
DD
REF
= 5V, V
= 4.096V
REF
10k
= 2.5V
REF
= 2.048V
100k
11