HP Car 3490A manual Bs-u, M P L E /H O L D T R I G G E R Ci Rc U I T S, Hmtb, Maintimebitbh

/HOLD LOGIC

-6 6 5 2 8 )

T U R N O N

]N) TURN ON

u 3 ( r , r 3 ) ,u 4 ( 9 )

S A M P L E /H O L D T R I G G E R CI RC U I T S

+ 5 V	+
E 5	R 8
5 . 6 K	5.6	K

r 3

C T A T F

C L O C K

!!Bs-u ,

Q U A L I F I E R M U L T I P L E X E R

u t 6

2t4

couN

( LMPO)

-SAMPLE/HOLD DELAY L (MANUAL) T O U 8 i l )

cR2

9 ( 2 ) ' K

(LMPS)

-SAMPLE HOLD DELAY L (MANUAL) T O U 2 ( t )

il R A ) T O U 2 ( 2 )

I R B ) T O U 8 ( 7 )

SAMPLE/Hq-D MODEL ( H I R A ) R A N G E A H

(LSHP} REMOTE SAMPLE/HOLD PROG,L

( H M T A } M A I N T I M E B I T A H

+ 5 V

		(HMTB}
	R s ( O	MAINTIMEBITBH
n,'j
	I7 K	(HHoA)HoLD AH
		(LRMT} REMOTEL

S - ￿ * l :

HPA FROM U3(5)

H P B F R O MU 3 ( 9 )

HPC FROM U4(I4)

i l R C ) T O U 8 ( 9 )

I M T A ) T O U 2 ( 4 )

{M T B ) T O U 2 ( 5 )

{MTC) TO U8 (2)

-s H P ) T O U 2 ( 3 )

R EFI

- s H o ) T o u 8 ( 3 )

I

, , '

(LMPDI }IANUAL SAMPLE/HOLDDELAY L

(HMTCI tlAlN TIME 8lT CH : ;.' ;1:',..i.:,ilgxot IREMoJE s4rrpLE,/Ho!-D DELAYL