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參數(shù)資料
| 型號(hào)： | SN54F240FK |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | 32Kx8 Nonvolatile SRAM, 5% Voltage Tolerance 28-DIP MODULE 0 to 70 |
| 中文描述： | 八路緩沖器/ 3司機(jī)態(tài)輸出 |
| 文件頁數(shù)： | 4/5頁 |
| 文件大小： | 72K |
| 代理商： | SN54F240FK |
SN54F240, SN74F240
OCTAL BUFFERS/DRIVERS
WITH 3-STATE OUTPUTS
SDFS061A – D2932, MARCH 1987 – REVISED OCTOBER 1993
2–4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
switching characteristics (see Note 2)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 5 V,
CL = 50 pF,
RL = 500
,
TA = 25
°
C
′
F240
MIN
2.2
VCC = 4.5 V to 5.5 V,
CL = 50 pF,
RL = 500
,
TA = MIN to MAX
SN54F240
MIN
MAX
2.2
9
UNIT
SN74F240
MIN
2.2
TYP
4.7
MAX
MAX
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
Any A
Y
7
8
ns
1.2
3.1
4.7
1.2
6
1.2
5.7
OE
Y
1.2
3.1
5.3
1.2
6.7
1.2
6.1
ns
3.2
6.5
9
3.2
10.5
3.2
10
OE
Y
1.2
3.6
5.3
1.2
6.5
1.2
6.3
ns
1.2
5.6
8
1.2
12.5
1.2
9.5
For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
NOTE 2: Load circuits and waveforms are shown in Section 1.
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| SN54F280B | 512Kx8 Nonvolatile SRAM, 10% Voltage Tolerance 32-DIP MODULE 0 to 70 |
| SN54F280BJ | Replaced by BQ4017 : 1024Kx8 Nonvolatile SRAM, 5% Voltage Tolerance 36-DIP MODULE 0 to 70 |
| SN54F280BFK | 9-BIT PARITY GENERATORS/CHECKERS |
| SN74F373DB | OCTAL TRANSPARENT D-TYPE LATCHES WITH 3-STATE OUTPUTS |
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| SN54F240J | 制造商:Texas Instruments 功能描述:Buffer/Line Driver 8-CH Inverting 3-ST Bipolar 20-Pin CDIP Tube |
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| SN54F244J | 制造商:Texas Instruments 功能描述:Buffer/Line Driver 8-CH Non-Inverting 3-ST Bipolar 20-Pin CDIP Tube |
| SN54F245J | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Texas Instruments 功能描述: 制造商:Texas Instruments 功能描述:Bus XCVR Single 8-CH 3-ST 20-Pin CDIP Tube |
| SN54F251AJ | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
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