参数资料
型号: 74AHCT245
厂商: NXP Semiconductors N.V.
英文描述: Quadruple 2-Input Positive-AND Gates 14-SSOP -40 to 85
中文描述: 八路总线收发器,三态
文件页数: 10/20页
文件大小: 88K
代理商: 74AHCT245
1999 Sep 28
10
Philips Semiconductors
Product specification
Octal bus transceiver; 3-state
74AHC245; 74AHCT245
Type 74AHCT245
GND = 0 V; t
r
= t
f
3.0 ns.
Note
1.
Typical values at V
CC
= 5.0 V.
SYMBOL
PARAMETER
TEST CONDITIONS
T
amb
(
°
C)
UNIT
WAVEFORMS
C
L
25
40 to +85
40 to +125
MIN.
TYP.
MAX.
MIN.
MAX.
MIN.
MAX.
V
CC
= 4.5 to 5.5 V;
note 1
t
PHL
/t
PLH
propagation delay
A
n
to B
n
; B
n
to A
n
propagation delay
OE to A
n
;
OE to B
n
; signal
name DIR
propagation delay
OE to A
n
;
OE to B
n
; signal
name DIR
propagation delay
A
n
to B
n
; B
n
to A
n
propagation delay
OE to A
n
;
OE to B
n
; signal
name DIR
propagation delay
OE to A
n
;
OE to B
n
; signal
name DIR
see Figs 4 and 6
15 pF
3.5
7.7
1.0
8.5
1.0
10.0
ns
t
PZL
/t
PZH
see Figs 5 and 6
5.0
13.8
1.0
15.0
1.0
17.5
ns
t
PLZ
/t
PHZ
5.0
14.4
1.0
15.5
1.0
18.0
ns
t
PHL
/t
PLH
see Figs 4 and 6
50 pF
4.5
8.7
1.0
9.5
1.0
11.0
ns
t
PZL
/t
PZH
see Figs 5 and 6
6.0
14.8
1.0
16.0
1.0
18.5
ns
t
PLZ
/t
PHZ
6.0
15.4
1.0
16.5
1.0
19.5
ns
相关PDF资料
PDF描述
74AHC245 Octal bus transceiver; 3-state(八通道总线收发器;三态)
74AHC245PWDH Octal bus transceiver; 3-state
74AHCT257 Quadruple 2-Input Positive-AND Gates 14-SOIC -40 to 85
74AHCT259 Quadruple 2-Input Positive-AND Gates 14-SOIC -40 to 85
74AHC259 8-bit addressable latch(8位可寻址锁存器)
相关代理商/技术参数
参数描述
74AHCT245APWJ 功能描述:74AHCT245APW/SOT360/TSSOP20 制造商:nexperia usa inc. 系列:* 零件状态:在售 标准包装:2,500
74AHCT245BQ 制造商:NXP Semiconductors 功能描述:IC OCT BUFF/DRV TRI-ST DHVQFN20 制造商:NXP Semiconductors 功能描述:IC, OCT, BUFF/DRV, TRI-ST, DHVQFN20, Logic Device Type:Buffer / Line Driver, Non
74AHCT245BQ,115 功能描述:总线收发器 OCTAL BUS TRANSCVR 3-S RoHS:否 制造商:Fairchild Semiconductor 逻辑类型:CMOS 逻辑系列:74VCX 每芯片的通道数量:16 输入电平:CMOS 输出电平:CMOS 输出类型:3-State 高电平输出电流:- 24 mA 低电平输出电流:24 mA 传播延迟时间:6.2 ns 电源电压-最大:2.7 V, 3.6 V 电源电压-最小:1.65 V, 2.3 V 最大工作温度:+ 85 C 封装 / 箱体:TSSOP-48 封装:Reel
74AHCT245BQ-Q100X 制造商:NXP Semiconductors 功能描述:IC TXRX OCTAL BUS 3ST 20DHVQFN
74AHCT245D 功能描述:总线收发器 OCTAL TRANSCVR 3-S RoHS:否 制造商:Fairchild Semiconductor 逻辑类型:CMOS 逻辑系列:74VCX 每芯片的通道数量:16 输入电平:CMOS 输出电平:CMOS 输出类型:3-State 高电平输出电流:- 24 mA 低电平输出电流:24 mA 传播延迟时间:6.2 ns 电源电压-最大:2.7 V, 3.6 V 电源电压-最小:1.65 V, 2.3 V 最大工作温度:+ 85 C 封装 / 箱体:TSSOP-48 封装:Reel