L9662 datasheet(20/80 Pages) STMICROELECTRONICS

20 / 80 page

Electrical specifications

L9662

20/80

DocID028325 Rev 1

IICHxVSYNC_LK

OFF

VSYNC leakage

current per channel

VSYNC = 25 V

Vcc = VSATS = 0 V

measured @ VSYNC

-1

IOUTLEAK

Output Leakage

Current ICHX

VSATS = 18 V measured @ pin

under test

VSYNC = 25 V

Analog interface OFF

μA

Vhdp

High side voltage drop

(VSATS-VICHX) Per

Channel

I = -150 mA; VSATS = 7 V to 14V

guaranteed by design

3.0

I = -70 mA; VSATS = 7 V to 14 V

1.5

I = -50 mA; VSATS = 7 V to 14 V

1.0

I = -25 mA; VSATS = 7 V to 14 V

0.5

IFr

IF/Iout CH3 & CH4

Iout = -5 0 mA

460

540

μA

Iout = -5 mA

μA

Itr

Low to high transition

current threshold

SPI channel configuration bit

<2:0>=111

35.10

42.90

bit <2:0>=110

28.80

34.20

bit <2:0>=101

24.85

29.15

bit <2:0>=100

20.25

24.75

bit <2:0>=011

17.10

20.90

bit <2:0>=010

14.85

18.15

bit <2:0>=001

8.0

11.0

bit <2:0>=000

1.0

4.0

VCLAMP

IF/Vx CH3 & CH4 clamp

voltage

Rext = 33.0k, 1%;

CHx is shorted to GND

0.95*

Vdd

1.05*

Vdd

Ihyst

Current Threshold

hysteresis

Sink current = Ithr at the output

(ICHX).

Ihyst = trip point high – trip point

low

0.05*Itr

0.15*Itr

Mdf

De-glitch filter as a

function of protocol speed

Manchester Protocol Excluding

Osc tolerance; bit<8:7>= 00,

01, 10, 11. bit Time = the

smallest bit time allowed in the

selected range.

11.7%

*bit-

Time

23.5%

*bit-

Time

μs

Table 8. Satellite interface - DC electrical characteristics (continued)

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

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