QS7779CM datasheet(6/11 Pages) NPC

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QS7779PM/CM

NIPPON PRECISION CIRCUITS—6

AC Electrical Characteristics

VCC = 9V, VDD = 5V, GND = 0V, Ta = 25 °C unless otherwise noted.

Parameter

Symbol

Condition

Limits

Unit

min

typ

m a x

Maxim um input voltage 1

V FIN1

LIN = RIN, BYP = LOW , SPRD = HIGH,

f = 1kHz

1.4

–

V RMS

Maxim um input voltage 2

V FIN2

LIN = – RIN, BYP = LOW , SPRD = HIGH,

f = 1kHz

0.5

–

V RMS

Bypass gain

G BYP

BYP = HIGH, f = 1kHz, LIN to LOUT,

RIN to RO U T

– 2

d B

Forward gain

G F

SPRD = HIGH, BYP = LOW , f = 1kHz,

LIN to LOUT, RIN to RO U T

6.6

8.6

10.6

d B

Crosstalk gain

G XF

SPRD = HIGH, BYP = LOW , f = 1kHz,

LIN to RO U T, RIN to LOUT

0.5

2.5

4.5

d B

SCL clock pulse cycle

P M version

1 0 0

–

SCL HIGH-level clock pulse width

P M version

4 0

–

SCL LOW -level clock pulse width

P M version

4 0

–

S D A set-up time

P M version

1 5

–

S D A hold time

P M version

3 0

–

STRB set-up time

P M version

5 0

–

STRB clock pulse width

P M version

1 0 0

–

STRB hold time

P M version

5 0

–

SCL hold time (I2C)

tHD:STA

C M version

4.0

–

µs

SCL set-up time (I2C)

tSU:STO

C M version

4.0

–

µs

S D A hold time (I2C)

tHD:DAT

C M version

5.0

–

µs

S D A set-up time (I2C)

tSU:DAT

C M version

2 5 0

–

SCL HIGH-level clock pulse width

(I2C)

tHIGH

C M version

4.0

–

µs

SCL LOW -level clock pulse width

(I2C)

tLOW

C M version

4.7

–

µs

SCL r ise time (I2C)

C M version

–

1000

SCL fall time (I2C)

C M version

–

3 0 0

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