參數(shù)資料
型號(hào): SN74AHC123APW
廠商: TEXAS INSTRUMENTS INC
元件分類: 諧振器
英文描述: AHC SERIES, DUAL MONOSTABLE MULTIVIBRATOR, PDSO16
封裝: TSSOP-16
文件頁(yè)數(shù): 9/14頁(yè)
文件大?。?/td> 191K
代理商: SN74AHC123APW
SN54AHC123A, SN74AHC123A
DUAL RETRIGGERABLE MONOSTABLE MULTIVIBRATORS
SCLS352C – JULY 1997 – REVISED AUGUST 1999
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
recommended operating conditions (see Note 4)
SN54AHC123A
SN74AHC123A
UNIT
MIN
MAX
MIN
MAX
UNIT
VCC
Supply voltage
2
5.5
2
5.5
V
VCC = 2 V
1.5
VIH
High-level input voltage
VCC = 3 V
2.1
V
VCC = 5.5 V
3.85
VCC = 2 V
0.5
VIL
Low-level input voltage
VCC = 3 V
0.9
V
VCC = 5.5 V
1.65
VI
Input voltage
0
5.5
0
5.5
V
VO
Output voltage
0
VCC
0
VCC
V
VCC = 2 V
–50
mA
IOH
High-level output current
VCC = 3.3 V ± 0.3 V
–4
mA
VCC = 5 V ± 0.5 V
–8
mA
VCC = 2 V
50
mA
IOL
Low-level output current
VCC = 3.3 V ± 0.3 V
4
mA
VCC = 5 V ± 0.5 V
8
mA
R
t
External timing resistance
VCC = 2 V
5k
Rext
External timing resistance
VCC > 3 V
1k
TA
Operating free-air temperature
–55
125
–40
85
°C
NOTE 4: All unused inputs of the device must be held at VCC or GND to ensure proper device operation. Refer to the TI application report,
Implications of Slow or Floating CMOS Inputs, literature number SCBA004.
PRODUCT
PREVIEW
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