MX7548JCWP+ ,CMOS, 8-Bit-Compatible, 12-Bit DACFeatures
. 8-5" Bus Compatible
. Versatile pp Inlerilce wllh Selectable Data Format
and Data Ove ..
MX7548JEWP ,CMOS, 8-Bit-Compatible, 12-Bit DACELECTRICAL CHARACTERISTICS
(an -- HN, +12v or +15v; VRE; = HOV; vow. -- AGND = DGND = W; TA : Tum ..
MX7548JN ,CMOS 8-Bit レP Compatible 12-Bit DACGeneral Description
The MX7548 is a 12-bit CMOS, current output, multi-
plying digital-to-analo ..
MX7548JP ,CMOS 8-Bit レP Compatible 12-Bit DACELECTRICAL CHARACTERISTICS
(VDD = +5V, +12V or +15V; VREF = +10V; Voun = AGND = DGND = 0V; TA = ..
MX7548KN ,CMOS 8-Bit レP Compatible 12-Bit DACGeneral Description
The MX7548 is a 12-bit CMOS, current output, multi-
plying digital-to-analo ..
MX7548KN ,CMOS 8-Bit レP Compatible 12-Bit DACFeatures
. 8-Bit Bus Compatible
. Versatile pP interface with Selectable Data Format
and Data Ov ..
NDS8433 ,Single P-Channel Enhancement Mode Field Effect TransistorElectrical Characteristics (T = 25°C unless otherwise noted)ASymbol Parameter Conditions Min Typ Ma ..
NDS8434 ,Single P-Channel Enhancement Mode Field Effect TransistorJune 1996 NDS8434Single P-Channel Enhancement Mode Field Effect Transistor
NDS8434A ,Single P-Channel Enhancement Mode Field Effect TransistorMarch 1997 NDS8434A Single P-Channel Enhancement Mode Field Effect Transistor
NDS8435 ,Single P-Channel Enhancement Mode Field Effect TransistorMay 1996 NDS8435Single P-Channel Enhancement Mode Field Effect Transistor
NDS8435A ,Single P-Channel Enhancement Mode Field Effect TransistorMarch 1997 NDS8435A Single P-Channel Enhancement Mode Field Effect Transistor
NDS8435A_NL ,Single P-Channel Enhancement Mode Field Effect TransistorElectrical Characteristics (T = 25°C unless otherwise noted)ASymbol Parameter Conditions Min Typ Ma ..
MX7548JCWP+-MX7548JEWP-MX7548KN+
CMOS, 8-Bit-Compatible, 12-Bit DAC
sfllA] ill 2C ll 2f M]
cmee 8-Bit pp Compatible 1lfb4Biit DAG
-.Aterterat Description Features
The MX7548 is a 12-bit CMOS, current output, multi- 8-Blt Bus Compatible
plying digital-to-analog converter (DAC) with a versa-
tile interface for microprocessors using 8-bit busses. ttitri"g,'t'f tet/gt," with Selectable Data Format
The MX7548 accepts data into its input-registers in
two bytes in either left- or right-justified format, least Faséthlnterlace Tlming-120ns min Write Pulse
gijgpificant byte or most signifieant byte first. Standard
WR and CSLSB or CSMS___pB m uts control the data All Grades 12-Blt Monotonic Over Temperature
:t1LSB max Galn Accuracy
load operation. A separate LDAC input controls trans-
Operation specified at +5V, +12V or +15V Supply
QWEAXW
06 000 0 00
ter of data from the input register to the DAC re ister
allowing for simultaneous update of all DA s in
multi-DAC systems. A data override input forces the Voltages
DAC output to full-scale or zero-code without alter-
ing the contents of the input registers. This permits Small Footprint Packages
the user to perform DAC calibration conveniently
without having to load calibration data into the DAC. High ESD Reslstance
The MX7548 works with a single HN, +12V or +15v ------'- Ordering Information
power supply, and the electrical characteristics are
specified at all of these supply voltages. All digital
inputs are TTL and +5V-CMOS compatible with any PART TEMP. RANGE PACKAGE LINEAmTy
of these supply voltages. MX7548JN 0°C to 00°C Plastic DIP :1 LSB
Maxim MX7548 uses low tempco thin-tilm resistors MX7548KN 0°C to o70''C Plastic DIP fclh LSB
which are laser trimmed to i‘ALSB linearity and MX7548JCWP 0°C to +7ty'C Wide so t1LSB
better than i1LSB gain accuracy. The digital inputs
are designed with improved ESD protection and can MX7548KCWP 0 C to '70 C Wide so th LSB
typically withstand over 5,000V of ESD voltages. MX7548JP ty'C to +70°C PLCC t1 LSB
The MX7548 is supplied in 20-lead narrow DIP, PLCC, MX7548KP 0°C to t70''C PLCC -fc'h LSB
and Small Outline packages. MX7548J/D tPC to +70''C Dice 11 LSB
Applications MX7548AO -25°c to +85°C CERDIP t1 LSB
Process Control MX7548BO -25°c to +65°c CERDIP drlh LSB
Digitally Controlled Filters MX754BSD -55"C to +125°c Ceramic :1 LSB
Motion Control Systems MX7548TD -55''C to +125°c Ceramic th LSB
Automatic Test Equipment MX7548SO -55°c to +125°c CERDIP ll LSB
pP Controlled Systems
Programmable Gain Amplifiers
Programmable Power Supplies
MX7548TO -55''C to +125°C CERDIP th LSB
'Maxlm reserves the right to ship Ceramic In Mu of CERDIP packages.
Functional Diagram ----_ Pin Configuration
1''2lh'G 20 a Top View
7548 - "
19 I l our, oun , V Tol Hrs
"EF-'- DAC AGND
2 AGND CE E Vacs
12 5 Dr/trtrit DGND CE E] bbo
"Tug'"" s CTRL csmsa E MAXIM E] wn
tt I'- "fir DF/BTA E MX7548 E CSLSB
DAC REGISTER 15 --_-- CTRL [E E LDAC
3 L AC (MSB) DB7 (E CE) DB0 (LSB)
DGND- int 11 W DB6 E E] DBI
INPUT REGISTER CONTROL
LOGIC t6 CSLSB pas E E DB2
Vi M 4 ' C s DB4 [E E]
'"'u'gP" -
rCuu . . t t t .
onwsa DBO/LSB See page 11 for Plastic Chip Carrier Pin Configuration
IVI/JXI/VI Maxim Integrated Products 1
For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at
1-888-629-4642, or visit Maxim's website at .
http://www.loq.com/
MX7548
CMO$ tGiBiit [JP Compatible 1l2-lBiit DAG
ABSOLUTE MAXIMUM RATINGS
Vooto DGND .................................... *17V
Vnsr to AGND .................................... t25V
VRFB to AGND .................................... t25V
Digital Input Voltage to DGND ............... -0.3V, V00
VOUTI to DGND .............................. Ah31/, V00
AGND to DGND .............................. -0.3V, VDD
Power Dissipation to +75°C (any package) ...... 450mW
Derate above 75°C by ........................ 6mW/°C
Operating Temperature Ranges
MX7548J/K .............................. 0°C to +70°C
MX7548A/B ........................... -25°C to +85°C
MX7548S/T .......................... -55°C to +125°C
Storage Temperature .................. -65°C to +150°C
Lead Temperature (Soldering 10 sec) ............ +300°C
Stresses above those listed under "Absolute Maximum Ratio s" may cause permanent damage to the device. These are stress ratings only. and
functional operation of the device at these or any other con ilions above those indicated in the operational sections of the specifications IS not
implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability,
ELECTRICAL CHARACTERISTICS
(V00 = +5V, +12V or +15V; VREF = +10V; Voun = AGND = DGND = 0V; TA = TMIN to TMAX unless otherwise noted.)
PARAMETER [SYMBOL] CONDITIONS I MIN TYP MAX UNITS
STATIC PERFORMANCE
Resolution N 12 Bits
Integral Nonlinearity INL i'di.s, f; LSB
Differential Nonlinearity DNL ttr,atnotethrtro- i'di.s, f1 LSB
J A.S TA = +25°c ti
. Using internal ' ' TA = TMIN to TMAX i3
Gain Error FSE feedback resistor K B T TA = +250C i1 LSB
' ' TA = Tum to Tuax i2
Gain Tempco o
AGain/ATemp. (Note 1) TCFS 2 t5 ppm/ C
DC Supply Rejection = a TA = +25°C 10.001 tt o
AGain/ASupply PSR AVDD K5% TA = mm to me +_0.002 r/a/ /o
DYNAMIC PERFORMANCE (Note 1)
To 'ALSB. OUT1 load: RL = 1000: CL-- 13pF;
Current Settling Time is TA = +25°C DAC register alternately loaded 1 us
with all Is and all Os.
. ' VRE; = 0V. OUT1 load: Rt, = 1000; th = 13pF
D'S'tal to Analog O DAC register alternately loaded with all Is and 200 nv-s
Glitch Impulse all Os
AC Feedthrough at OUT1 VREF = , 10Vp.p at 10kHz. DAC register loaded
(Note to FTE with all Os. 5 mi/p-p
Total Harmonic Distortion THD X35153: 61/RMs at 1kHz. DAC register loaded with -90 dB
Output Noise 10Hz to 100kHz. Measured between Rra
Voltage Density en and OUT1. 13 15 nV/HZ
REFERENCE INPUT
Input Resistance Rae; VREF pin to OUT1 7 11 15 k0
Input Resistant Tempco - o
(Note 1) TCR 200 ppm/ C
ANALOG OUTPUT
. TA = +25°C $0.5 i5
OUT1 Leakage Current lLKG DAG register loaded nA
with all Os. J,K,A,B T = T to T $25
S,T A MIN MAX i100
OUT1 Capacitance DAC register loaded with all Os. 40 70
N Coun . . pF
( ote 1) DAC register loaded with all Is. 100 140
2 All A X l/Vl
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