參數(shù)資料
型號(hào): SN54ALS109AFK
廠商: Texas Instruments, Inc.
元件分類: 通用總線功能
英文描述: DUAL J-K POSITIVE-EDGE-TRIGGERED FLIP-FLOPS WITH CLEAR AND PRESET
中文描述: 雙JK上升沿觸發(fā)器,沒(méi)有明確的和預(yù)置觸發(fā)器
文件頁(yè)數(shù): 5/9頁(yè)
文件大小: 138K
代理商: SN54ALS109AFK
SN54ALS109A, SN54AS109A, SN74ALS109A, SN74AS109A
DUAL J-K POSITIVE-EDGE-TRIGGERED FLIP-FLOPS
WITH CLEAR AND PRESET
SDAS198B – APRIL 1982 – REVISED AUGUST 1995
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
switching characteristics (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 4.5 V to 5.5 V,
CL = 50 pF,
RL = 500
,
TA = MIN to MAX
SN54AS109A
MIN
MAX
UNIT
SN74AS109A
MIN
MAX
fmax*
tPLH
tPHL
tPLH
tPHL
90
105
MHz
PRE or CLR
Q or Q
2
9
2
8
ns
3.5
11.5
3.5
10.5
CLK
Q or Q
2.5
3.5
10
2.5
3.5
9
9
ns
10.5
* On products compliant to MIL-STD-883, Class B, this parameter is based on characterization data but is not production tested.
For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
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