参数资料
型号: 74HCT193DB,112
厂商: NXP Semiconductors
文件页数: 29/30页
文件大小: 0K
描述: IC SYNC 4BIT UP/DWN COUNT 16SSOP
产品培训模块: Logic Packages
标准包装: 78
系列: 74HCT
逻辑类型: 二进制计数器
方向: 上,下
元件数: 1
每个元件的位元数: 4
复位: 异步
计时: 同步
计数速率: 43MHz
触发器类型: 正边沿
电源电压: 4.5 V ~ 5.5 V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 16-SSOP(0.209",5.30mm 宽)
供应商设备封装: 16-SSOP
包装: 管件
其它名称: 568-2799-5
935189730112
74HC_HCT193
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2013. All rights reserved.
Product data sheet
Rev. 4 — 24 June 2013
8 of 30
NXP Semiconductors
74HC193; 74HCT193
Presettable synchronous 4-bit binary up/down counter
7.
Limiting values
[1]
The input and output voltage ratings may be exceeded if the input and output current ratings are observed.
[2]
For DIP16 packages: above 70
C the value of P
tot derates linearly at 12 mW/K.
For SO16 packages: above 70
C the value of P
tot derates linearly at 8 mW/K.
For SSOP16 and TSSOP16 packages: above 60
C the value of P
tot derates linearly at 5.5 mW/K.
8.
Recommended operating conditions
Table 4.
Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134). Voltages are referenced to GND (ground = 0 V).
Symbol
Parameter
Conditions
Min
Max
Unit
VCC
supply voltage
0.5
+7.0
V
IIK
input clamping current
VI < 0.5 V or VI >VCC + 0.5 V
20
mA
IOK
output clamping current
VO < 0.5 V or VO > VCC + 0.5 V
20
mA
IO
output current
VO = 0.5 V to VCC + 0.5 V
-
25
mA
ICC
supply current
-
50
mA
IGND
ground current
-
50
mA
Tstg
storage temperature
65
+150
C
Ptot
total power dissipation
DIP16 package
[2] -750
mW
SO16 package
[2] -500
mW
SSOP16 package
[2] -500
mW
TSSOP16 package
[2] -500
mW
Table 5.
Recommended operating conditions
Symbol Parameter
Conditions
Min
Typ
Max
Unit
74HC193
VCC
supply voltage
2.0
5.0
6.0
V
VI
input voltage
0-
VCC
V
VO
output voltage
0
-
VCC
V
Tamb
ambient temperature
40
+25
+125
C
t/V
input transition rise and
fall rate
VCC = 2.0 V
-
625
ns/V
VCC = 4.5 V
-
1.67
139
ns/V
VCC = 6.0 V
--83
ns/V
74HCT193
VCC
supply voltage
4.5
5.0
5.5
V
VI
input voltage
0-
VCC
V
VO
output voltage
0
-
VCC
V
Tamb
ambient temperature
40
+25
+125
C
t/V
input transition rise and
fall rate
VCC = 4.5 V
-
1.67
139
ns/V
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