AD7225_15 datasheet(3/24 Pages) AD

部品番号	AD7225

部品情報	LC MOS Quad 8-Bit DAC with Separate Reference Inputs

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AD7225

Rev. C | Page 3 of 24

SPECIFICATIONS

VDD = 11.4 V to 16.5 V, VSS = −5 V ± 10%; AGND = DGND = 0 V; VREFx = +2 V to (VDD − 4 V)1

Parameter

, unless otherwise noted. All specifications

TMIN to TMAX, unless otherwise noted.

Table 1.

K, B

Versions2

L, C

Versions2

Unit

Conditions/Comments

STATIC PERFORMANCE

Resolution

8

Bits

Total Unadjusted Error

±2

±1

LSB max

VDD = 15 V ± 5%, VREF = 10 V

Relative Accuracy

±1

±1/2

LSB max

Differential Nonlinearity

±1

LSB max

Guaranteed monotonic

Full-Scale Error

±1

±1/2

LSB max

Full-Scale Temperature Coefficient

±5

ppm/°C typ

VDD = 14 V to 16.5 V, VREF = 10 V

Zero Code Error

±30

±20

mV max

Zero Code Error Temperature Coefficient

±30

μV/°C typ

REFERENCE INPUT

Voltage Range

2 to (VDD − 4)

V min to V max

Input Resistance

11

kΩ min

Input Capacitance3

50

pF max

Occurs when each DAC is loaded with all 1s

Channel-to-Channel Isolation3

60

dB min

VREF = 10 V p-p sine wave at 10 kHz

AC Feedthrough3

−70

dB max

VREF = 10 V p-p sine wave at 10 kHz

DIGITAL INPUTS

Input High Voltage, VINH

2.4

V min

Input Low Voltage, VINL

0.8

V max

Input Leakage Current

±1

μA max

VIN = 0 V or VDD

Input Capacitance3

8

pF max

Input Coding

Binary

DYNAMIC PERFORMANCE

Voltage Output Slew Rate3

2.5

V/μs min

Voltage Output Settling Time3

4

μs max

VREF = 10 V; settling time to ±½ LSB

Digital Feedthrough3

50

nV sec typ

Code transition all 0s to all 1s

Digital Crosstalk3

50

nV sec typ

Code transition all 0s to all 1s

Minimum Load Resistance

2

kΩ min

VOUT = 10 V

POWER SUPPLIES

VDD Range

11.4/16.5

V min to V max

For specified performance

IDD

10

mA max

Outputs unloaded; VIN = VINL or VINH

ISS

9

mA max

Outputs unloaded; VIN = VINL or VINH

SWITCHING CHARACTERISTICS3, 4

t1

50

ns min

Write pulse width

t2

0

ns min

Address to write setup time

t3

0

ns min

Address to write hold time

t4

50

ns min

Data valid to write setup time

t5

0

ns min

Data valid to write hold time

t6

50

ns min

Load DAC pulse width

1

Maximum possible reference voltage.

2

Temperature range is as follows for all versions: −40°C to +85°C.

3

Sample tested at 25°C to ensure compliance.

4

Switching characteristics apply for single-supply and dual-supply operation.

同様の部品番号 - AD7225_15

メーカー	部品番号	データシート	部品情報
Analog Devices	AD7225BQ	339Kb / 12P	LC2MOS Quad 8-Bit DAC with Separate Reference Inputs REV. B
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	AD7225BRS-REEL	400Kb / 24P	LC2MOS Quad 8-Bit DAC with Separate Reference Inputs REV. C
	AD7225BRSZ	400Kb / 24P	LC2MOS Quad 8-Bit DAC with Separate Reference Inputs REV. C

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同様の説明 - AD7225_15

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