MX7847AR-T Maxim Integrated, MX7847AR-T Datasheet - Page 4

• Manufacturer Part Number: MX7847AR-T
• Description: Digital to Analog Converters - DAC
• Manufacturer: Maxim Integrated

Specifications of MX7847AR-T

• Number Of Converters: 2
• Number Of Dac Outputs: 2
• Resolution: 12 bit
• Interface Type: Parallel
• Settling Time: 4 us
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: SOIC-24
• Minimum Operating Temperature: - 40 C
• Output Type: Voltage
• Voltage Reference: External

TIMING CHARACTERISTICS
(V
Complete, Dual, 12-Bit
Multiplying DACs
Note 5: All input signals are specified with t
(T
4
__________________________________________Typical Operating Characteristics
CS to WR Setup Time
CS to WR Hold Time
WR Pulse Width
Data to WR Setup Time
Data to WR Hold Time
Address to WR SetupTime
Address to WR Hold Time
LDAC Pulse Width
DD
A
-35
-40
-45
-50
-55
-60
-65
-70
-75
-80
-85
25
20
15
10
= +25°C, V
_______________________________________________________________________________________
5
0
= 11.4V to 16.5V, V
10
1k
MULTIPLYING FEEDTHROUGH ERROR
V
V
V
DAC CODE = 00...00
REF
REFA
REFB
= 20V
PARAMETER
OUTPUT VOLTAGE SWING
= 20V
= AGNDB
DD
LOAD RESISTANCE ( )
vs. RESISTIVE LOAD
10k
p-p
100
= 15V, V
FREQUENCY (Hz)
p-p
at 1kHz
SS
100k
SS
= -11.4V to -16.5V, AGNDA = AGNDB = DGND = 0V, T
= -15V, R
1k
1M
L
10k
= 2kΩ, C
SYMBOL
R
= t
-100
-102
-104
-106
t
t
t
t
t
t
t
t
300
200
100
1
2
3
4
5
6
7
8
-94
-96
-98
F
0
L
≤ 5ns. Logic swing is 0V to 5V.
= 100pF, unless otherwise noted)
100
10
TOTAL HARMONIC DISTORTION + NOISE
vs. FREQUENCY (BANDWIDTH = 80kHz)
V
DAC CODE = 111...111
MX7837 only
MX7837 only
MX7837 only
REF
NOISE SPECTRAL DENSITY
= 6V
100
CONDITIONS
RMS
FREQUENCY (Hz)
FREQUENCY (Hz)
V
DAC CODE = 11...111
GAIN = -1
REF
1k
= 0V
1k
10k
A
= T
MX78_7J/K/A/B
100k
10k
MIN
80
80
10
15
15
80
MIN
0
0
to T
-100
-10
-15
-20
-25
-60
-65
-70
-75
-80
-85
-90
-95
-5
MAX
MAX
5
0
100
100
vs. FREQUENCY (BANDWIDTH > 500kHz)
TOTAL HARMONIC DISTORTION + NOISE
, unless otherwise noted.) (Note 5)
SMALL-SIGNAL FREQUENCY RESPONSE
V
DAC CODE = 111...111
REF
= 6V
1k
MIN
MX78_7S/T
80
80
10
15
15
80
0
0
V
DAC CODE = 11...111
GAIN = -1
RMS
REF
FREQUENCY (Hz)
1k
FREQUENCY (Hz)
= 100mV
10k
MAX
100k
p-p
10k
1M
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
100k
10M