7545ARPFS datasheet(4/9 Pages) MAXWELL

4 / 9 page

All data sheets are subject to change without notice

12-Bit Buffered Multiplying

Digital to Analog Converter

7545A

02.05.02 Rev 4

TABLE 5. 7545A SPECIFICATIONS

DD = +15 V ±10%, TA = -55 TO 125

°C UNLESS OTHERWISE NOTED)

TEST

SYMBOL

TEST CONDITION

MIN

MAX

UNIT

Relative Accuracy

-1/2

1/2

LSB

Differential Nonlinearity

DNL

12-Bit Monotonic T

MIN to TMAX

-1

LSB

Gain Error 1

1. Measured using feedback resistor.

DAC Register Loaded with 1111

1111 1111

-4

LSB

Gain Temperature Coefficient2

2. Guaranteed by design.

-5

ppm/°C

Power Supply Rejection

PSRR

DD = 5%

-0.004

0.004

%/%

Output Current Settling Time2

To 1/2LSB; OUT1 Load = 100

Ω,

DAC Output Measured from Fall-

ing Edge of WR. CS = 0V

µ s

Feed through Error

5 (typical)

mV p-p

Reference Input Resistance (Pin

19 to Ground)2

Ω

Digital Input High Voltage

13.5

Digital Input Low Voltage

1.5

Digital Input Leakage Current

IN = 0 V or VDD

-10

µ A

Digital Input Capacitance2

DB0 - DB11; WR, CS

Output Capacitance2

OUT1

DB0 - DB11 = 0 V, WR, CS = 0V

DB0 - DB11 = V

DD, WR, CS = 0V

150

Chip Select to Write Setup Time

CS > tWR, tCH > 095

Chip Select to Write Hold Time

0--

Write Pulse Width3

Data Setup Time3

Data Hold Time3

5--

Supply Current from V

All Digital Inputs V

IL or VIH

All Digital Inputs 0 or V

100

µ A

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