TM7708 datasheet(5/46 Pages) TITAN

5 / 46 page

Titan Micro Electronics

V1.1

www.titanmec.com

-5-

24 bit 模数转换器 TM7707/8

七、电特性

（

VDD=+3V 或+5V，REF IN（+）=+1.225V；REF IN（－）=GND，MCLK IN

=2.4576MHz，TA=T MIN～TMAX ，除非另有说明）。

Parameter

B Version1

Units

Conditions/Comments

STATIC PERFORMANCE

No Missing Codes

Bits min

Guaranteed by Design. Filter

Notch < 60 Hz

Output Noise

See Tables I and

III

Dependson Filter Cutoffs and

Selected Gain

Integral Nonlinearity2 ±0.003

%of FSR

max

Filter Notch < 60 Hz. Typically

0.0003%

Unipolar Offset Error

See Note3

Unipolar Offset Drift4

0.5

μV/℃ typ

Bipolar Zero Error

See Note 3

Bipolar Zero Drift4

0.5

μV/℃ typ For Gains1,2and4

0.1

μV/℃ typ For Gains8,16,32,64and128

Positive

Full-Scale

Error5

See Note3

Full-Scale Drift4.6

0.5

μV/℃ typ

Gain Error7

See Note3

Gain Drift4.8

0.5

ppm

FSR/ ℃

typ

Bipolar Negative Full

-Scale Error2

±0.003

%of

FSR/℃

typ

Typically±0.001%

Bipolar Negative Full

-Scale Drift4

μV/℃typ

For Gains of 1 to 4

0.6

μV/℃ typ For Gains of 8 to 128

ANALOG INPUTS/REFERENCE INPUTS

Specifications for AIN and

REF IN UnlessNoted

Input Common-Mode Rejection(CMR)2

VDD=5V

Gain=1

dB typ

Gain=2

105

dB typ

Gain=4

110

dB typ

Gain=8

128

130

dB typ

VDD=3V

Gain=1

105

dB typ

Gain=2

110

dB typ

Gain=4

120

dB typ

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