參數(shù)資料
型號: 74ALVCH162244DL:11
廠商: NXP Semiconductors
文件頁數(shù): 9/11頁
文件大?。?/td> 0K
描述: IC BUFF DVR TRI-ST 16BIT 48SSOP
產(chǎn)品培訓模塊: Logic Packages
標準包裝: 1,000
系列: 74ALVCH
邏輯類型: 緩沖器/線路驅動器,非反相
元件數(shù): 4
每個元件的位元數(shù): 4
輸出電流高,低: 12mA,12mA
電源電壓: 1.2 V ~ 3.6 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 48-BSSOP(0.295",7.50mm 寬)
供應商設備封裝: 48-SSOP
包裝: 帶卷 (TR)
Philips Semiconductors
Product specification
74ALVCH162244
16-bit buffer/line driver with 30
W termination resistor
(3-State)
1998 Jun 29
7
AC WAVEFORMS FOR VCC = 2.3V TO 2.7V AND
VCC < 2.3V RANGE
VM = 0.5 VCC
VX = VOL + 0.15V
VY = VOH –0.15V
VOL and VOH are the typical output voltage drop that occur with the
output load.
V
I = VCC
AC WAVEFORMS FOR VCC = 3.0V TO 3.6V AND
VCC = 2.7V RANGE
VM = 1.5 V
VX = VOL + 0.3V
VY = VOH –0.3V
VOL and VOH are the typical output voltage drop that occur with the
output load.
V
I = 2.7V
SW00057
An INPUT
VM
tPHL
tPLH
VOL
VI
VM
GND
VOH
Yn OUTPUT
Waveform 1. Input (An) to output (Yn) propagation delay times
tPLZ
tPZL
VI
nOE INPUT
GND
VCC
OUTPUT
LOW-to-OFF
OFF-to-LOW
VOL
VOH
OUTPUT
HIGH-to-OFF
OFF-to-HIGH
GND
outputs
enabled
outputs
enabled
outputs
disabled
tPHZ
VM
tPZH
VX
VY
SW00058
Waveform 2. 3-State enable and disable times
TEST CIRCUIT
SWITCH POSITION
PULSE
GENERATOR
RT
VI
D.U.T.
VO
CL
VCC
RL = 500
Test Circuit for switching times
Open
GND
S1
DEFINITIONS
VCC
VI
< 2.7V
VCC
TEST
S1
tPLH/tPHL
Open
RL = Load resistor
CL = Load capacitance includes jig and probe capacitance
RT = Termination resistance should be equal to ZOUT of pulse generators.
2
< VCC
tPLZ/tPZL
2.7V
2.7–3.6V
tPHZ/tPZH
GND
RL = 500
2 * VCC
SV00906
Waveform 3. Load circuitry for switching times
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