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HD74ALVCH16500 の電気的特性と機能

HD74ALVCH16500のメーカーはHitachi Semiconductorです、この部品の機能は「18-bit Universal Bus Transceivers with 3-state Outputs」です。


製品の詳細 ( Datasheet PDF )

部品番号 HD74ALVCH16500
部品説明 18-bit Universal Bus Transceivers with 3-state Outputs
メーカ Hitachi Semiconductor
ロゴ Hitachi Semiconductor ロゴ 




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HD74ALVCH16500 Datasheet, HD74ALVCH16500 PDF,ピン配置, 機能
HD74ALVCH16500
18-bit Universal Bus Transceivers with 3-state Outputs
ADE-205-167A (Z)
2nd. Edition
December 1999
Description
Data flow in each direction is controlled by output enable (OEAB and OEBA), latch enable (LEAB and
LEBA), and clock (CLKAB and CLKBA) inputs. For A to B data flow, the device operates in the
transparent mode when LEAB is high. When LEAB is low, the A data is latched if CLKAB is held at a
high or low logic level. If LEAB is low, the A bus data is stored in the latch flip flop on the high to low
transition of CLKAB. Output enable OEAB is active high. When OEAB is high, the B port outputs are
active. When OEAB is low, the B port outputs are in the high impedance state. Data flow for B to A is
similar to that of A to B but uses OEBA, LEBA, and CLKBA. The output enables are complementary
(OEAB is active high, and OEBA is active low). Active bus hold circuitry is provided to hold unused or
floating data inputs at a valid logic level.
Features
VCC = 2.3 V to 3.6 V
Typical VOL ground bounce < 0.8 V (@VCC = 3.3 V, Ta = 25°C)
Typical VOH undershoot > 2.0 V (@VCC = 3.3 V, Ta = 25°C)
High output current ±24 mA (@VCC = 3.0 V)
Bus hold on data inputs eliminates the need for external pullup / pulldown resistors

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HD74ALVCH16500 pdf, ピン配列
Pin Arrangement
HD74ALVCH16500
OEAB 1
LEAB 2
A1 3
GND 4
A2 5
A3 6
VCC 7
A4 8
A5 9
A6 10
GND 11
A7 12
A8 13
A9 14
A10 15
A11 16
A12 17
GND 18
A13 19
A14 20
A15 21
VCC 22
A16 23
A17 24
GND 25
A18 26
OEBA 27
LEBA 28
(Top view)
56 GND
55 CLKAB
54 B1
53 GND
52 B2
51 B3
50 VCC
49 B4
48 B5
47 B6
46 GND
45 B7
44 B8
43 B9
42 B10
41 B11
40 B12
39 GND
38 B13
37 B14
36 B15
35 VCC
34 B16
33 B17
32 GND
31 B18
30 CLKBA
29 GND
3


3Pages


HD74ALVCH16500 電子部品, 半導体
HD74ALVCH16500
Electrical Characteristics (Ta = –40 to 85°C)
Item
Input voltage
Symbol VCC (V) *1
VIH 2.3 to 2.7
2.7 to 3.6
Min
1.7
2.0
Max Unit Test Conditions
—V
VIL 2.3 to 2.7 —
2.7 to 3.6 —
0.7
0.8
Output voltage
VOH Min to Max VCC–0.2 —
V IOH = –100 µA
2.3 2.0 —
IOH = –6 mA, VIH = 1.7 V
2.3 1.7 —
IOH = –12 mA, VIH = 1.7 V
2.7 2.2 —
IOH = –12 mA, VIH = 2.0 V
3.0 2.4 —
IOH = –12 mA, VIH = 2.0 V
3.0 2.0 —
IOH = –24 mA, VIH = 2.0 V
VOL Min to Max —
0.2
IOL = 100 µA
2.3 — 0.4
IOL = 6 mA, VIL = 0.7 V
2.3 — 0.7
IOL = 12 mA, VIL = 0.7 V
2.7 — 0.4
IOL = 12 mA, VIL = 0.8 V
3.0 — 0.55
IOL = 24 mA, VIL = 0.8 V
Input current
IIN 3.6
±5 µA VIN = VCC or GND
IIN (hold) 2.3
45 —
VIN = 0.7 V
2.3 –45 —
VIN = 1.7 V
3.0 75 —
VIN = 0.8 V
3.0 –75 —
VIN = 2.0 V
3.6 — ±500
VIN = 0 to 3.6 V
Off state output current *2 IOZ
3.6
±10 µA VOUT = VCC or GND
Quiescent supply current ICC
3.6
— 40 µA VIN = VCC or GND
ICC 3.0 to 3.6 —
750 µA VIN = one input at (VCC–0.6) V,
other inputs at VCC or GND
Notes: 1. For conditions shown as Min or Max, use the appropriate values under recommended operating
conditions.
2. For I/O ports, the parameter IOZ includes the input leakage current.
6

6 Page



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部品番号部品説明メーカ
HD74ALVCH16500

18-bit Universal Bus Transceivers with 3-state Outputs

Hitachi Semiconductor
Hitachi Semiconductor
HD74ALVCH16501

18-bit Universal Bus Transceivers with 3-state Outputs

Hitachi Semiconductor
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