參數(shù)資料
型號(hào): SN74AHCT373N
廠商: TEXAS INSTRUMENTS INC
元件分類: 總線收發(fā)器
英文描述: AHCT/VHCT/VT SERIES, 8-BIT DRIVER, TRUE OUTPUT, PDIP20
封裝: ROHS COMPLIANT, PLASTIC, DIP-20
文件頁(yè)數(shù): 15/19頁(yè)
文件大?。?/td> 754K
代理商: SN74AHCT373N
SN54AHCT373, SN74AHCT373
OCTAL TRANSPARENT D-TYPE LATCHES
WITH 3-STATE OUTPUTS
SCLS239M – OCTOBER 1995 – REVISED JULY 2003
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
50% VCC
3 V
0 V
th
tsu
VOLTAGE WAVEFORMS
SETUP AND HOLD TIMES
Data Input
tPLH
tPHL
tPLH
VOH
VOL
3 V
0 V
50% VCC
Input
Out-of-Phase
Output
In-Phase
Output
Timing Input
50% VCC
VOLTAGE WAVEFORMS
PROPAGATION DELAY TIMES
INVERTING AND NONINVERTING OUTPUTS
Output
Control
Output
Waveform 1
S1 at VCC
(see Note B)
Output
Waveform 2
S1 at GND
(see Note B)
VOL
VOH
tPZL
tPZH
tPLZ
tPHZ
≈VCC
0 V
50% VCC
VOL + 0.3 V
50% VCC
≈0 V
3 V
VOLTAGE WAVEFORMS
ENABLE AND DISABLE TIMES
LOW- AND HIGH-LEVEL ENABLING
tPLH/tPHL
tPLZ/tPZL
tPHZ/tPZH
Open Drain
Open
VCC
GND
VCC
TEST
S1
3 V
0 V
tw
VOLTAGE WAVEFORMS
PULSE DURATION
Input
NOTES: A. CL includes probe and jig capacitance.
B. Waveform 1 is for an output with internal conditions such that the output is low except when disabled by the output control.
Waveform 2 is for an output with internal conditions such that the output is high except when disabled by the output control.
C. All input pulses are supplied by generators having the following characteristics: PRR
≤ 1 MHz, ZO = 50 , tr ≤ 3 ns, tf ≤ 3 ns.
D. The outputs are measured one at a time with one input transition per measurement.
E. All parameters and waveforms are not applicable to all devices.
From Output
Under Test
CL
(see Note A)
LOAD CIRCUIT FOR
3-STATE AND OPEN-DRAIN OUTPUTS
S1
VCC
RL = 1 k
GND
From Output
Under Test
CL
(see Note A)
Test
Point
LOAD CIRCUIT FOR
TOTEM-POLE OUTPUTS
Open
VOH – 0.3 V
1.5 V
Figure 1. Load Circuit and Voltage Waveforms
相關(guān)PDF資料
PDF描述
SN74AHCT373DW AHCT/VHCT/VT SERIES, 8-BIT DRIVER, TRUE OUTPUT, PDSO20
SNJ54AHCT373W AHCT/VHCT/VT SERIES, 8-BIT DRIVER, TRUE OUTPUT, CDFP20
SN74AHCT373DBR AHCT/VHCT/VT SERIES, 8-BIT DRIVER, TRUE OUTPUT, PDSO20
SNJ54AHCT373J AHCT/VHCT/VT SERIES, 8-BIT DRIVER, TRUE OUTPUT, CDIP20
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