參數資料
型號: SN74ALS869DWR
廠商: TEXAS INSTRUMENTS INC
元件分類: 計數器
英文描述: ALS SERIES, SYN POSITIVE EDGE TRIGGERED 8-BIT BIDIRECTIONAL BINARY COUNTER, PDSO24
封裝: PLASTIC, SO-24
文件頁數: 22/24頁
文件大小: 508K
代理商: SN74ALS869DWR
SN54AS867, SN54AS869
SN74ALS867A, SN74ALS869, SN74AS867, SN74AS869
SYNCHRONOUS 8-BIT UP/DOWN COUNTERS
SDAS115C – DECEMBER 1982 – REVISED JANUARY 1995
7
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
typical clear, preset, count, and inhibit sequences
The following sequence is illustrated below:
1.
Clear outputs to zero (SN74ALS867A and
′AS867 are asynchronous;
SN74ALS869 and
′AS869 are synchronous.)
2.
Preset to binary 252
3.
Count up to 253, 254, 255, 0, 1, and 2
4.
Count down to 1, 0, 255, 254, 253, and 252
5.
Inhibit
C
Async
Clear
D
E
F
CLK
ENP
ENT
QA
QB
QC
QD
RCO
Data
Inputs
Outputs
QE
QF
QG
QH
Count Down
G
H
B
A
S1
S0
Preset
Sync
Clear
252 253
255
254
255 254 253 252
01
21
0
Count Up
Inhibit
ENT and ENP both must be low for counting to occur.
相關PDF資料
PDF描述
SN74ALS869NT ALS SERIES, SYN POSITIVE EDGE TRIGGERED 8-BIT BIDIRECTIONAL BINARY COUNTER, PDIP24
SNJ54AS869FK AS SERIES, SYN POSITIVE EDGE TRIGGERED 8-BIT BIDIRECTIONAL BINARY COUNTER, CQCC28
SN74AS867DWR AS SERIES, SYN POSITIVE EDGE TRIGGERED 8-BIT BIDIRECTIONAL BINARY COUNTER, PDSO24
SN74AS867DW AS SERIES, SYN POSITIVE EDGE TRIGGERED 8-BIT BIDIRECTIONAL BINARY COUNTER, PDSO24
SN74ALS86N3 ALS SERIES, QUAD 2-INPUT XOR GATE, PDIP14
相關代理商/技術參數
參數描述
SN74ALS869DWRE4 功能描述:計數器 IC Synch 8-Bit Up/Down Binary Counter RoHS:否 制造商:NXP Semiconductors 計數器類型:Binary Counters 邏輯系列:74LV 位數:10 計數法: 計數順序: 工作電源電壓:1 V to 5.5 V 工作溫度范圍:- 40 C to + 125 C 封裝 / 箱體:SOT-109 封裝:Reel
SN74ALS869DWRG4 功能描述:計數器 IC Synch 4B Up Down Binary Counters RoHS:否 制造商:NXP Semiconductors 計數器類型:Binary Counters 邏輯系列:74LV 位數:10 計數法: 計數順序: 工作電源電壓:1 V to 5.5 V 工作溫度范圍:- 40 C to + 125 C 封裝 / 箱體:SOT-109 封裝:Reel
SN74ALS869NT 功能描述:計數器 IC Synch 8-Bit Up/Down Binary Counter RoHS:否 制造商:NXP Semiconductors 計數器類型:Binary Counters 邏輯系列:74LV 位數:10 計數法: 計數順序: 工作電源電壓:1 V to 5.5 V 工作溫度范圍:- 40 C to + 125 C 封裝 / 箱體:SOT-109 封裝:Reel
SN74ALS869NTE4 功能描述:計數器 IC Synch 8-Bit Up/Down Binary Counter RoHS:否 制造商:NXP Semiconductors 計數器類型:Binary Counters 邏輯系列:74LV 位數:10 計數法: 計數順序: 工作電源電壓:1 V to 5.5 V 工作溫度范圍:- 40 C to + 125 C 封裝 / 箱體:SOT-109 封裝:Reel
SN74ALS86D 功能描述:邏輯門 Quadruple 2-Input Exclusive-OR Gate RoHS:否 制造商:Texas Instruments 產品:OR 邏輯系列:LVC 柵極數量:2 線路數量(輸入/輸出):2 / 1 高電平輸出電流:- 16 mA 低電平輸出電流:16 mA 傳播延遲時間:3.8 ns 電源電壓-最大:5.5 V 電源電壓-最小:1.65 V 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:DCU-8 封裝:Reel