LH1684F View Datasheet(PDF) - Sharp Electronics
Part Name
Description
MFG CO.
'LH1684F' PDF : 34 Pages View PDF
LHl684F
22
(Condition
2) SP signal : Cycle tS? = 63.5 us, “H” period width tWHP = 5.0 ps
CTR signal : Cycle ~CTR = 127.0 us, “H” period width tWHcT = 63.5 us
Change from “H” to “L” and vice versa during “H” period of SP signal.
CK signal : Frequency fCK = 10.0 MHz
Pin to be set to 2.0 V : Vbl , Vb2
Pin to be set to GND : TST5
Connect all other pins to Vcc.
9.2 AC characteristics
_~
Parameter
Clock frequency
I
! Measuring
/
,
!,
/
/ Symbol’ condition : MIN ) TYP / MAX 1 Unit / Applicable pin
fCK
CK
“H” level clock width
“L” level clock width
Clock rise time
tWHC
j tWLC
I,
/ trC
i SAM=“H”
j SAM=“L’
: SAM=“H”
SAM=“L”
j SAM=“H”
j 40.0 1
/ 90.0 1
I 40.0 !
i 90.0 j
I
I
j
j ns j
/
I, ns /
I
/
/ ns I
I
!
/ ns j
/ 10.0 / ns
CK, SP
1I
SAM=“L”
I
Clock fall time
/ trc j SAM=“H” 1
/
/
j SAM=“L” /
/
Dabsetuptime
/ tsu j
Data holdtime
j tH
I
Pulse setup time
I tsup
/ 30.0 i
; 30.0 !
0.5 /
Pulse holdtime
j tHP
“H”level pulse width / tWHP
Pulse alteration time ! trfP
Output transfer delay time ,/ ttdml
;
I
; Gondition)l
I 0.5 /
I 5.0 I
I
/
1
: 35.0 j ns
/ 10.0 / ns j
j 35.0 j ns
I
ns
I
j ns /
/
SP, CTR
/
/P I
/
/psj
SP
~
i 1.0 ) pS 1 CTR
’
1 0.7 / ps /
SP
j
1 2.0 j ps _I OS1 toos240 :
Output risetime
Output fall time
/ tr j
/ tf :
j 1.5 / 3.0 / ps j OS1 toos240
t
,
I
( 1.0 / 2.0 1 ps /
Unless otherwise specified, GND=O V, Vbl =Vb2=2.0 V, Ta=-30 to +85”C.
[Measuring condition]
(Condition) SP signal : Cycle tsP = 63.5 ps, “H” period width tWHP = 5.0 ps
CTR signal : Cycle tCTR = 127.0 ps, “H” period width twHCT = 63.5 ps
Change from “H” to “L” and vice versa during “H” period of S P signal.
CK signal : Frequency fcK = 10.0 MHz
Pin to be set to 2.0 V : Vbl , Vb2
Pin to be set to GND : TST5
Connect all other pins to Vcc.
Capacity of output load CL=~ 5OpF
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