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参数资料
| 型号： | SNJ54AS169AFK |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 计数器 |
| 英文描述： | AS SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, CQCC20 |
| 封装： | CERAMIC, LCC-20 |
| 文件页数： | 16/20页 |
| 文件大小： | 740K |
| 代理商： | SNJ54AS169AFK |
SN54ALS169B, SN54AS169A, SN74ALS169B, SN74AS169A
SYNCHRONOUS 4BIT UP/DOWN BINARY COUNTERS
SDAS125B MARCH 1984 REVISED DECEMBER 1994
25
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
POST OFFICE BOX 1443
HOUSTON, TEXAS 772511443
recommended operating conditions
SN54ALS169B
SN74ALS169B
UNIT
MIN
NOM
MAX
MIN
NOM
MAX
UNIT
VCC
Supply voltage
4.5
5
5.5
4.5
5
5.5
V
VIH
High-level input voltage
2
V
VIL
Low-level input voltage
0.7
0.8
V
IOH
High-level output current
0.4
mA
IOL
Low-level output current
4
8
mA
fclock
Clock frequency
0
22
0
40
MHz
tw
Pulse duration, CLK high or low
14
12.5
ns
A, B, C, or D
20
15
tsu
Setup time before CLK
↑
ENP or ENT
25
15
ns
tsu
Setup time before CLK
↑
LOAD
20
15
ns
U/D
28
15
th
Hold time, data after CLK
↑
0
ns
TA
Operating free-air temperature
55
125
0
70
°C
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
SN54ALS169B
SN74ALS169B
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
VIK
VCC = 4.5 V,
II = 18 mA
1.5
V
VOH
VCC = 4.5 V to 5.5 V,
IOH = 0.4 mA
VCC 2
V
VOL
VCC = 4.5 V
IOL = 4 mA
0.25
0.4
0.25
0.4
V
VOL
VCC = 4.5 V
IOL = 8 mA
0.35
0.5
V
II
VCC = 5.5 V,
VI = 7 V
0.1
mA
IIH
VCC = 5.5 V,
VI = 2.7 V
20
A
IIL
VCC = 5.5 V,
VI = 0.4 V
0.2
mA
IO
VCC = 5.5 V,
VO = 2.25 V
20
112
30
112
mA
ICC
VCC = 5.5 V
15
25
15
25
mA
All typical values are at VCC = 5 V, TA = 25°C.
The output conditions have been chosen to produce a current that closely approximates one half of the true short-circuit output current, IOS.
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相关代理商/技术参数 |
参数描述 |
|---|---|
| SNJ54AS169AJ | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| SNJ54AS174J | 制造商:Texas Instruments 功能描述:Flip Flop D-Type Bus Interface Pos-Edge 1-Element 16-Pin CDIP Tube |
| SNJ54AS175AJ | 制造商:Texas Instruments 功能描述:FLIP FLOP D-TYPE BUS INTRFC POS-EDGE 1-ELEM 16CDIP - Rail/Tube |
| SNJ54AS175BFK | 制造商:Texas Instruments 功能描述:Flip Flop D-Type Bus Interface Pos-Edge 1-Element 20-Pin LCCC Tube |
| SNJ54AS181BJT | 制造商:Rochester Electronics LLC 功能描述:- Tape and Reel |
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