参数资料
型号: SN74ABT162501DLG4
厂商: Texas Instruments
文件页数: 8/10页
文件大小: 0K
描述: IC UNIV BUS TXRX 18BIT 56SSOP
标准包装: 20
系列: 74ABT
逻辑类型: 通用总线收发器
电路数: 18 位
输出电流高,低: 32mA,64mA; 12mA,12mA
电源电压: 4.5 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 56-BSSOP(0.295",7.50mm 宽)
供应商设备封装: 56-SSOP
包装: 管件
SN54ABT162501, SN74ABT162501
18-BIT UNIVERSAL BUS TRANSCEIVERS
WITH 3-STATE OUTPUTS
SCBS243E – SEPTEMBER 1992 – REVISED FEBRUARY 1999
7
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
timing requirements over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (see Figure 1)
SN54ABT162501
SN74ABT162501
UNIT
MIN
MAX
MIN
MAX
UNIT
fclock
Clock frequency
150
MHz
t
Pulse duration
LEAB or LEBA high
3
ns
tw
Pulse duration
CLKAB or CLKBA high or low
3.3
ns
A before CLKAB
4.3
t
Setup time
B before CLKBA
4.3
ns
tsu
Setup time
A before LEAB
↓ or B before LEBA↓
CLK high
2.5
ns
A before LEAB
↓ or B before LEBA↓
CLK low
1
th
Hold time
A after CLKAB
↑ or B after CLKBA↑
0
ns
th
Hold time
A after LEAB
↓ or B after LEBA↓
2
ns
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature, CL = 50 pF (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 5 V,
TA = 25°C
SN54ABT162501
SN74ABT162501
UNIT
(INPUT)
(OUTPUT)
MIN
TYP
MAX
MIN
MAX
MIN
MAX
fmax
150
200
150
MHz
tPLH
AorB
BorA
1.5
2.6
4
1.5
5.1
1.5
4.8
ns
tPHL
A or B
B or A
2
3.4
5.2
2
6.1
2
5.7
ns
tPLH
LEAB or LEBA
BorA
2
3.3
4.8
2
6.1
2
5.6
ns
tPHL
LEAB or LEBA
B or A
2
3.8
5.2
2
6.4
2
5.9
ns
tPLH
CLKAB or CLKBA
BorA
1.5
3.5
4.7
1.5
6
1.5
5.5
ns
tPHL
CLKAB or CLKBA
B or A
1.5
3.5
4.8
1.5
5.8
1.5
5.3
ns
tPZH
OEAB or OEBA
BorA
1.5
3.4
4.6
1.5
5.6
1.5
5.3
ns
tPZL
OEAB or OEBA
B or A
2
3.8
4.7
2
5.6
2
5.4
ns
tPHZ
OEAB or OEBA
BorA
2
4.5
5.7
2
6.9
2
6.5
ns
tPLZ
OEAB or OEBA
B or A
1.5
3.8
5.3
1.5
6.3
1.5
5.8
ns
PRODUCT PREVIEW information concerns products in the formative or
design phase of development. Characteristic data and other
specifications are design goals. Texas Instruments reserves the right to
change or discontinue these products without notice.
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