參數(shù)資料
型號(hào): HCT259
廠商: NXP Semiconductors N.V.
英文描述: Zener Diode; Zener Voltage Typ, Vz:2.7V; Vz Test Current, Izt:20mA; Power Dissipation, Pd:500mW; Package/Case:DO-35; Breakdown Voltage Max:2.7V; Forward Current:200A; Leakage Current Max:100uA; Mounting Type:Through Hole
中文描述: 8位可尋址鎖存器
文件頁(yè)數(shù): 13/20頁(yè)
文件大?。?/td> 95K
代理商: HCT259
2000 Mar 14
13
Philips Semiconductors
Product specification
8-bit addressable latch
74AHC259;
74AHCT259
AC WAVEFORMS
handbook, halfpage
MNA569
D input
Qn output
tPHL
tPLH
GND
VCC
VM
(2)
VM
(1)
VOH
VOL
Fig.5
The data input (D) to output (Qn)
propagation delays.
FAMILY
V
I
INPUT
REQUIREMENTS
V
M(1)
INPUT
V
M(2)
OUTPUT
AHC
AHCT
GND to V
CC
GND to 3.0 V
50% V
CC
1.5 V
50% V
CC
50% V
CC
handbook, halfpage
MNA568
An input
Qn output
tPHL
tPLH
GND
VCC
VM
(2)
VM
(1)
VOH
VOL
Fig.6
The address input (An) to output (Qn)
propagation delays.
FAMILY
V
I
INPUT
REQUIREMENTS
V
M(1)
INPUT
V
M(2)
OUTPUT
AHC
AHCT
GND to V
CC
GND to 3.0 V
50% V
CC
1.5 V
50% V
CC
50% V
CC
FAMILY
V
I
INPUT
REQUIREMENTS
V
M(1)
INPUT
V
M(2)
OUTPUT
AHC
AHCT
GND to V
CC
GND to 3.0 V
50% V
CC
1.5 V
50% V
CC
50% V
CC
Fig.7 The enable input (LE) to output (Qn) propagation delays, the enable input pulse width.
handbook, full pagewidth
MNA570
LE input
Qn output
tPHL
tPLH
tW
VM
(2)
VOH
VCC
GND
VCC
GND
VOL
VM
(1)
D input
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