參數(shù)資料
型號(hào): SN74ALS688DW
廠商: Texas Instruments
文件頁數(shù): 13/18頁
文件大?。?/td> 0K
描述: IC COMPARATOR IDENTITY 8B 20SOIC
標(biāo)準(zhǔn)包裝: 25
系列: 74ALS
類型: 身份比較器
位數(shù): 8
輸出: 低有效
輸出功能: A=B
電源電壓: 4.5 V ~ 5.5 V
輸出電流高,低: 2.6mA,24mA
額定電壓和最大 CL 時(shí)的最大傳播延遲: 20ns @ 4.5V ~ 5.5V,50pF
工作溫度: 0°C ~ 70°C
封裝/外殼: 20-SOIC(0.295",7.50mm 寬)
安裝類型: 表面貼裝
包裝: 管件
其它名稱: 296-5082-5
SN54ALS688, SN74ALS688
8-BIT IDENTITY COMPARATORS
SDAS228A – JUNE 1982 – REVISED JANUARY 1995
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
recommended operating conditions
SN54ALS688
SN74ALS688
UNIT
MIN
NOM
MAX
MIN
NOM
MAX
UNIT
VCC
Supply voltage
4.5
5
5.5
4.5
5
5.5
V
VIH
High-level input voltage
2
V
VIL
Low-level input voltage
0.7
0.8
V
IOH
High-level output current
–1
– 2.6
mA
IOL
Low-level output current
12
24
mA
TA
Operating free-air temperature
–55
125
0
70
°C
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
SN54ALS688
SN74ALS688
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
VIK
VCC = 4.5 V,
II = – 18 mA
– 1.5
V
VCC = 4.5 V to 5.5 V,
IOH = – 0.4 mA
VCC –2
VOH
VCC =4 5V
IOH = – 1 mA
2.4
3.3
V
VCC = 4.5 V
IOH = – 2.6 mA
2.4
3.3
VOL
VCC =4 5V
IOL = 12 mA
0.25
0.4
0.25
0.4
V
VOL
VCC = 4.5 V
IOL = 24 mA
0.35
0.5
V
II
VCC = 5.5 V,
VI = 7 V
0.1
mA
IIH
VCC = 5.5 V,
VI = 2.7 V
20
A
IIL
VCC = 5.5 V,
VI = 0.4 V
– 0.1
mA
IO
VCC = 5.5 V,
VO = 2.25 V
–20
–112
–30
–112
mA
ICC
VCC = 5.5 V,
See Note 1
12
19
12
19
mA
All typical values are at VCC = 5 V, TA = 25°C.
The output conditions have been chosen to produce a current that closely approximates one half of the true short-circuit output current, IOS.
NOTE 1: ICC is measured with G grounded, P and Q at 4.5 V.
switching characteristics (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 4.5 V to 5.5 V,
CL = 50 pF,
RL = 500 ,
TA = MIN to MAX§
UNIT
(INPUT)
(OUTPUT)
SN54ALS688
SN74ALS688
MIN
MAX
MIN
MAX
tPLH
P
PQ
3
16
3
12
ns
tPHL
P
P = Q
5
25
5
20
ns
tPLH
Q
PQ
3
16
3
12
ns
tPHL
Q
P = Q
5
25
5
20
ns
tPLH
G
P=Q
3
15
3
12
ns
tPHL
G
P = Q
5
25
5
22
ns
§ For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
相關(guān)PDF資料
PDF描述
VI-B5D-MU-F2 CONVERTER MOD DC/DC 85V 200W
VI-B5D-MU-F1 CONVERTER MOD DC/DC 85V 200W
SN74LVTH574RGYR IC FLIP FLOP OCT D 3ST 20-QFN
VI-B5B-MU-F2 CONVERTER MOD DC/DC 95V 200W
VE-B6X-MU-F2 CONVERTER MOD DC/DC 5.2V 200W
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SN74ALS688DW 制造商:Texas Instruments 功能描述:Voltage Comparator IC
SN74ALS688DWE4 功能描述:校驗(yàn)器 IC 8-Bit Identity Comparators RoHS:否 制造商:STMicroelectronics 產(chǎn)品: 比較器類型: 通道數(shù)量: 輸出類型:Push-Pull 電源電壓-最大:5.5 V 電源電壓-最小:1.1 V 補(bǔ)償電壓(最大值):6 mV 電源電流(最大值):1350 nA 響應(yīng)時(shí)間: 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SC-70-5 封裝:Reel
SN74ALS688DWG4 功能描述:校驗(yàn)器 IC 8B Identity Magnitde Comparators RoHS:否 制造商:STMicroelectronics 產(chǎn)品: 比較器類型: 通道數(shù)量: 輸出類型:Push-Pull 電源電壓-最大:5.5 V 電源電壓-最小:1.1 V 補(bǔ)償電壓(最大值):6 mV 電源電流(最大值):1350 nA 響應(yīng)時(shí)間: 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SC-70-5 封裝:Reel
SN74ALS688DWR 功能描述:校驗(yàn)器 IC 8-Bit Identity Comparators RoHS:否 制造商:STMicroelectronics 產(chǎn)品: 比較器類型: 通道數(shù)量: 輸出類型:Push-Pull 電源電壓-最大:5.5 V 電源電壓-最小:1.1 V 補(bǔ)償電壓(最大值):6 mV 電源電流(最大值):1350 nA 響應(yīng)時(shí)間: 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SC-70-5 封裝:Reel
SN74ALS688DWRE4 功能描述:校驗(yàn)器 IC 8-Bit Identity Comparators RoHS:否 制造商:STMicroelectronics 產(chǎn)品: 比較器類型: 通道數(shù)量: 輸出類型:Push-Pull 電源電壓-最大:5.5 V 電源電壓-最小:1.1 V 補(bǔ)償電壓(最大值):6 mV 電源電流(最大值):1350 nA 響應(yīng)時(shí)間: 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SC-70-5 封裝:Reel