參數(shù)資料
型號: SN74ALS569ANSRG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 計數(shù)器
英文描述: ALS SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL DECADE COUNTER, PDSO20
封裝: GREEN, PLASTIC, SOP-20
文件頁數(shù): 21/21頁
文件大小: 699K
代理商: SN74ALS569ANSRG4
SN54ALS569A, SN74ALS568A, SN74ALS569A
SYNCHRONOUS 4-BIT UP/DOWN DECADE AND BINARY COUNTERS
WITH 3-STATE OUTPUTS
SDAS229A – APRIL 1982 – REVISED JANUARY 1995
9
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
SN54ALS569A
SN74ALS568A
SN74ALS569A
UNIT
MIN
TYP
MAX
MIN
TYP
MAX
VIK
VCC = 4.5 V,
II = – 18 mA
– 1.5
V
All outputs
VCC = 4.5 V to 5.5 V,
IOH = – 0.4 mA
VCC –2
VOH
Q outputs
VCC =4 5V
IOH = – 1 mA
2.4
3.3
V
Q outputs
VCC = 4.5 V
IOH = – 2.6 mA
2.4
3.2
Q outputs
VCC =4 5V
IOL = 12 mA
0.25
0.4
0.25
0.4
VOL
Q outputs
VCC = 4.5 V
IOL = 24 mA
0.35
0.5
V
VOL
CCO and RCO
VCC =4 5V
IOL = 4 mA
0.25
0.4
0.25
0.4
V
CCO and RCO
VCC = 4.5 V
IOL = 8 mA
0.35
0.5
IOZH
VCC = 5.5 V,
VO = 2.7 V
20
A
IOZL
VCC = 5.5 V,
VO = 0.4 V
–20
A
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
CCO and RCO
VCC =5 5V
VO = 2 25 V
–15
–70
–15
–70
mA
IO
Q outputs
VCC = 5.5 V,
VO = 2.25 V
–20
–112
–30
–112
mA
Outputs high
16
26
16
26
ICC
VCC = 5.5 V
Outputs low
20
32
20
32
mA
Outputs disabled
20
32
20
32
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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