Rainbow-electronics MAX1362 Uživatelský manuál stáhnout pdf (Strana 4)

MAX1361/MAX1362

4-Channel, 10-Bit, System Monitor with Programmable

Trip Window and SMBus Alert Response

4 _______________________________________________________________________________________

ELECTRICAL CHARACTERISTICS (continued)

= 2.7V to 3.6V (MAX1361), V

= 4.5V to 5.5V (MAX1362), V

REF

= 2.048V (MAX1361), V

REF

= 4.096V (MAX1362), C

REF

0.1µF, f

SCL

= 1.7MHz, T

= T

MIN

to T

MAX

, unless otherwise noted. Typical values are at T

= +25°C.)

PARAMETER

SYMBOL

CONDITIONS

MIN TYP MAX

UNITS

Internal

660 1600

SAMPLE

150ksps,

monitor mode

(Note 10)

External

reference

436 1350

Internal

900 1150

SAMPLE

94.4ksps, external

clock

External

reference

670

900

Internal

530

SAMPLE

= 40ksps,

internal clock

External

reference

230

Internal

380

SAMPLE

= 10ksps,

internal clock

External

reference

Internal

330

MAX1361

SAMPLE

= 1ksps,

internal clock

External

reference

Internal

666 1600

SAMPLE

150ksps,

monitor mode

(Note10)

External

reference

436 1350

Internal

900 1150

SAMPLE

94.4ksps, external

clock

External

reference

670

900

Internal

530

SAMPLE

= 40ksps,

internal clock

External

reference

230

Internal

380

SAMPLE

= 10ksps,

internal clock

External

reference

Internal

330

Supply Current I

MAX1362

SAMPLE

= 1ksps,

internal clock

External

reference

µA

Internal reference on

330

Shutdown Current

Internal reference off 0.5 10

µA

Power-Supply Rejection Ratio PSRR Full-scale input (Note 11)

±0.01 ±0.5

LSB/V

TIMING CHARACTERISTICS FOR FAST MODE (Figures 1a, 2)

Serial Clock Frequency f

SCL

400 kHz

Bus Free Time Between a

STOP (P) and a

START (S) Condition

BUF

1.3 µs

1 2 3 4 5 6 7 8 9 ... 23 24

MAX1361/MAX1362 1

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