参数资料
型号: SN74LVCH244ANSRE4
厂商: TEXAS INSTRUMENTS INC
元件分类: 总线收发器
英文描述: LVC/LCX/Z SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDSO20
封装: GREEN, PLASTIC, SOP-20
文件页数: 24/27页
文件大小: 1013K
代理商: SN74LVCH244ANSRE4
www.ti.com
Switching Characteristics
Operating Characteristics
OCTAL BUFFERS/DRIVERS
WITH 3-STATE OUTPUTS
SCES009O – JULY 1995 – REVISED FEBRUARY 2007
over recommended operating free-air temperature range (unless otherwise noted) (see Figure 1)
SN54LVCH244A
FROM
TO
VCC = 3.3 V
PARAMETER
VCC = 2.7 V
UNIT
(INPUT)
(OUTPUT)
± 0.3 V
MIN MAX
MIN
MAX
tpd
A
Y
7.5
1
6.5
ns
ten
OE
Y
9
1
8
ns
tdis
OE
Y
8
1
7
ns
over recommended operating free-air temperature range (unless otherwise noted) (see Figure 1)
SN74LVCH244A
FROM
TO
VCC = 1.8 V
VCC = 2.5 V
VCC = 3.3 V
PARAMETER
VCC = 2.7 V
UNIT
(INPUT)
(OUTPUT)
± 0.15 V
± 0.2 V
± 0.3 V
MIN MAX
MIN
MAX
MIN MAX
MIN
MAX
tpd
A
Y
(1)
6.9
1.5
5.9
ns
ten
OE
Y
(1)
8.6
1
7.6
ns
tdis
OE
Y
(1)
6.8
1.5
5.8
ns
(1)
This information was not available at the time of publication.
T
A = 25°C
VCC = 1.8 V
VCC = 2.5 V
VCC = 3.3 V
TEST
PARAMETER
UNIT
CONDITIONS
TYP
Outputs enabled
(1)
47
Power dissipation capacitance
Cpd
f = 10 MHz
pF
per buffer/driver
Outputs disabled
(1)
2
(1)
This information was not available at the time of publication.
6
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