The HCF4049UB is a monolithic integrated circuit
fabricatedinMetalOxideSemiconductor
technology available in DIP and SOP packages.
It is an in ve rting Hex Buffer/Converter and feature
logic level conversions using only one supply
voltage (V
The input high level signal (V
V
supply voltage when t hes e devices are used
DD
DD
).
) can exceed the
IH
HCF4049UB
DIPSOP
ORDER CODES
PACKAGETUBET & R
DIPHCF4049UBEY
SOPHCF4049UBM1HCF4049UM013TR
for logic level conversions. This device is intended
for use as CMOS to DTL/TTL converters and can
drive directly two DTL/TTL loads (V
0.4V and I
≤ 3.2mA.
OL
=5V,V
DD
OL
≤
PIN CONNECTION
1/9March 2004
Page 2
HCF4049UB
INPUT EQUIVALENT CIRCUITPIN DESCRIP TION
PIN N°SYMBOLNAME AND FUNCTION
3, 5, 7, 9, 11,14A, B,C, D,E,
F
2, 4, 6, 10,
12, 15
G, H, I, J, K,
L
13, 16NCNot Connected
8
1
V
SS
V
DD
TRUTH TABLE
INPUTSOUTPUTS
A,B,C,D,E,FG,H,I,J,K,L
LH
HL
ABSOLUTE MAXIMUM RATINGS
SymbolParameterValueUnit
V
V
P
T
T
stg
Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these conditions is
not implied.
All voltagevalues are referred to VSSpin voltage.
Supply Voltage
DD
DC Input Voltage
I
DC Input Current
I
I
Power Dissipation per Package200mW
D
Power Dissipation per Output Transistor100mW
Operating Temperature
Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the
consequences of use of such inform ation nor fo r an y infring ement of p atents or o ther rights of third p arties which may r esult f rom
its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications
mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information
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