CS5509(1995) 查看數據表（PDF） - Cirrus Logic

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CS5509
(Rev.:1995)

Single Supply, 16-Bit A/D Converter

Cirrus Logic 

DYNAMIC CHARACTERISTICS

Parameter

Modulator Sampling Frequency

Output Update Rate (CONV = 1)

Filter Corner Frequency

Settling Time to 1/2 LSB (FS Step)

CS5509

Symbol

fs

fout

f-3dB

ts

Ratio

fclk/2

fclk/1622

fclk/1928

1/fout

Units

Hz

Hz

Hz

s

5V DIGITAL CHARACTERISTICS (TA = 25°C; VA+, VD+ = 5V ± 10%; GND = 0.)

(Notes 2, 8)

Parameter

Symbol Min

Typ

Max

Units

High-Level Input Voltage: XIN

All Pins Except XIN

VIH

3.5

-

-

V

VIH

2.0

-

-

V

Low-Level Input Voltage: XIN

All Pins Except XIN

VIL

-

VIL

-

-

1.5

V

-

0.8

V

High-Level Output Voltage

(Note 9) VOH (VD+)-1.0

-

-

V

Low-Level Output Voltage

Iout = 1.6mA VOL

-

-

0.4

V

Input Leakage Current

Iin

-

±1

±10

µA

3-State Leakage Current

IOZ

-

-

±10

µA

Digital Output Pin Capacitance

Cout

-

9

-

pF

Notes: 8. All measurements are performed under static conditions.

9. Iout = -100 µA. This guarantees the ability to drive one TTL load. (VOH = 2.4V @ Iout = -40 µA).

3.3V DIGITAL CHARACTERISTICS (TA = 25°C; VA+ = 5V ± 10%; VD+ = 3.3V ± 5%; GND =

0.) (Notes 2, 8)

Parameter

Symbol Min

Typ

Max

Units

High-Level Input Voltage:

XIN VIH 0.7VD+

-

-

V

All Pins Except XIN VIH 0.6VD+

-

-

V

Low-Level Input Voltage:

XIN VIL

-

All Pins Except XIN VIL

-

-

0.3VD+

V

-

0.16VD+

V

High-Level Output Voltage

Iout = -400µA VOH (VD+)-0.3

-

-

V

Low-Level Output Voltage

Iout = 400µA VOL

-

-

0.3

V

Input Leakage Current

Iin

-

±1

±10

µA

3-State Leakage Current

IOZ

-

-

±10

µA

Digital Output Pin Capacitance

Cout

-

9

-

pF

DS125F1

3

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