CS5374 datasheet(5/44 Pages) CIRRUS

5 / 44 page

CS5374

DS862F1

THERMAL CHARACTERISTICS

ANALOG CHARACTERISTICS

Notes: 7. Common mode signals pass through the differential amplifier architecture and are rejected by the

modulator CMRR.

8. Output impedance characteristics are approximate and can vary up to ±30% depending on process

parameters.

Parameter

Symbol

Min

Typ

Max

Unit

Ambient Operating Temperature

-10

°C

Storage Temperature Range

TSTR

-65

150

°C

Allowable Junction Temperature

TJCT

125

°C

Junction to Ambient Thermal Impedance (4-layer PCB)

θJA

-26-

°C / W

Parameter

Symbol

Min

Typ

Max

Unit

Amplifier Inputs

Signal Frequencies

2000

Differential Gain

GAIN

x64

Common Mode Gain

(Note 7)

GAINCM

-x1

Common Mode Voltage

Vcm

(VA-)+2.5

-V

Voltage Range (Signal + Vcm)

x2 - x64

VIN

(VA-)+0.7

(VA+)-1.25

(VA+)-1.75

Full Scale Differential Input

x16

x32

x64

VINFS

2.5

1.25

625

312.5

156.25

78.125

Vpp

mVpp

Differential Input Impedance

ZINDIFF

-1, 20

Ω, pF

Common Mode Input Impedance

ZINCM

0.5, 40

Ω, pF

Input Bias Current

IIN

-1

Amplifier Outputs

Full Scale Output, Differential

VOUT

Vpp

Output Voltage Range (Signal + Vcm)

VRNG

(VA-)+0.5

(VA+)-0.5

Output Impedance

(Note 8)ZOUT

-40

Output Impedance Drift

(Note 8)ZTC

-0.38

Ω/°C

Output Current

IOUT

+25

Load Capacitance

100

Guard Outputs

Guard Output Voltage

VGUARD

-Vcm

-V

Guard Output Impedance

(Note 8)ZGOUT

-500

Guard Output Current

IGOUT

μA

Guard Load Capacitance

CGL

100

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