MX839 데이터 시트보기 (PDF) - Unspecified

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MX839

Digitally Controlled Analog I/O Processor

Unspecified 

Digitally Controlled Analog I/O Processor

15

6.1.3 Operating Characteristics

For the following conditions unless otherwise specified:

AVDD= DVDD = VDD = 3.3V to 5.0V, TAMB = 25°C

DC Parameters

Supply Voltage

Supply Difference (AVDD - DVDD)

IDD

VDD = 5V

powersaved

not powersaved

VDD = 3.3V

powersaved

not powersaved

'C-BUS' Interface

Input Logic '1'

Input Logic '0'

Input Leakage Current (Logic '1' and '0')

Input Capacitance

Output Logic '1' (IOH = 120µA)

Output Logic '0' (IOL = 360µA)

DACs and Output Buffers (Guaranteed monotonic)

Un-loaded Performance

Resolution

Internal DAC Settling Time (to 0.5 lsb)

Integral non-linearity

8 Bit mode

10 Bit mode

Differential non-linearity

8 Bit mode

10 Bit mode

Buffer Slew Rate (with 20pF load)

Buffer Output Resistance

Zero Error (For 0000HEX code input)

RMS Output Noise Voltage

Loaded Performance

Output voltage with 5k: resistive load to ground

Digital code = 3FFHEX

Digital code = 200HEX, 10 Bit

Digital code = 80HEX, 8 Bit

Output voltage with 5k: resistive load to VDD

Digital code = 000HEX

Minimum Resistive Load

Figure 4

Figure 3

MX839 PRELIMINARY INFORMATION

Notes Min. Typ. Max. Units

3.0

5.0

-100

5.5

V

100 mV

250

400

PA

4.5

7.0

mA

150

250

PA

2.5

4.0

mA

70%

-1.0

90%

30%

1.0

7.5

10%

DVDD

DVDD

µA

pF

DVDD

DVDD

8 or 10

Bits

10.0

µs

7

3.0 LSBs

5.0 LSBs

6

1.0 LSBs

1.0 LSBs

TBD V/µs

200

:

-20

0

20

mV

1

10

µV

2

3

4.79

V

3

2.495

V

3

2.495

V

3

4

1.0

200 mV

k:

© 1998 MXxCOM Inc.

www.mxcom.com Tele: 800 638-5577 336 744-5050 Fax: 336 744-5054

Doc. # 20480164.002

4800 Bethania Station Road, Winston-Salem, NC 27105-1201 USA

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